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    <title>Gama Levels</title>
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    <lastBuildDate>Thu, 23 Feb 2012 03:44:38 GMT</lastBuildDate>
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      <title>Gamma Levels 22 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <title>Gamma Levels 21 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 21 Feb 2012 08:22:07 GMT</pubDate>
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      <title>Gamma Levels 20 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Mon, 20 Feb 2012 07:58:02 GMT</pubDate>
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      <title>Gamma Levels 17 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Fri, 17 Feb 2012 08:02:37 GMT</pubDate>
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      <title>Gsmma Levels 16 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 16 Feb 2012 07:58:58 GMT</pubDate>
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      <title>Gamma Levels 15 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 15 Feb 2012 08:05:24 GMT</pubDate>
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      <title>Gamma Levels 14 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 14 Feb 2012 08:09:45 GMT</pubDate>
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      <title>Gamma Levels 13 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Mon, 13 Feb 2012 08:10:40 GMT</pubDate>
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      <title>Gamma Levels 10 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Fri, 10 Feb 2012 07:51:00 GMT</pubDate>
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      <title>Gamma Levels 9 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 09 Feb 2012 08:05:30 GMT</pubDate>
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      <title>Gamma Levels 8 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 08 Feb 2012 08:01:07 GMT</pubDate>
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      <title>Gamma Levels 7 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 07 Feb 2012 08:11:58 GMT</pubDate>
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      <title>Gamma Levels 6 February 2012</title>
      <description>Option Strike Prices based onOpen Interest.</description>
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      <pubDate>Mon, 06 Feb 2012 07:50:47 GMT</pubDate>
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      <title>Gamma Levels 3 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Fri, 03 Feb 2012 07:41:39 GMT</pubDate>
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      <title>Gamma Levels 2 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 02 Feb 2012 07:42:33 GMT</pubDate>
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      <title>Gamma Levels 1 February 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 01 Feb 2012 07:57:29 GMT</pubDate>
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      <title>Gamma Levels 31 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 31 Jan 2012 07:44:12 GMT</pubDate>
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      <title>Gamma Levels 30 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Mon, 30 Jan 2012 07:54:50 GMT</pubDate>
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      <title>Gamma Levels 27 January 2012</title>
      <description>Option Strike Price based on Open Interest.</description>
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      <pubDate>Fri, 27 Jan 2012 07:57:39 GMT</pubDate>
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      <title>Gamma Levels 26 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 26 Jan 2012 08:34:53 GMT</pubDate>
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      <title>Gamma Levels 25 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 25 Jan 2012 07:49:52 GMT</pubDate>
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      <title>Gamma Levels 24 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 24 Jan 2012 07:50:36 GMT</pubDate>
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      <title>Gamma Levels 23 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Mon, 23 Jan 2012 08:19:00 GMT</pubDate>
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      <title>Gamma Levels 20 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Fri, 20 Jan 2012 07:52:36 GMT</pubDate>
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      <title>Gamma Levels 19 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 19 Jan 2012 07:53:40 GMT</pubDate>
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      <title>Gamma Levels 18 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 18 Jan 2012 07:59:32 GMT</pubDate>
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      <title>Gamma Levels 17 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 17 Jan 2012 07:36:08 GMT</pubDate>
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      <title>Gamma Levels 16 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Mon, 16 Jan 2012 08:42:36 GMT</pubDate>
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      <title>Gamma Levels 13 January 2012</title>
      <description>Option Stike Prices based on Open Interest.</description>
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      <pubDate>Fri, 13 Jan 2012 08:13:49 GMT</pubDate>
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      <title>Gamma Levels 12 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 12 Jan 2012 08:06:13 GMT</pubDate>
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      <title>Gamma Levels 11 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 11 Jan 2012 10:19:44 GMT</pubDate>
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      <title>Gamma Levels 10 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 10 Jan 2012 07:47:18 GMT</pubDate>
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      <title>Gamma Levels 9 January 2012</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Mon, 09 Jan 2012 07:43:50 GMT</pubDate>
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      <title>Gamma Levels 23 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Fri, 23 Dec 2011 08:05:37 GMT</pubDate>
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      <title>Gamma Levels 22 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 22 Dec 2011 08:01:37 GMT</pubDate>
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    <item>
      <title>Gamma Levels 21 December 2011</title>
      <description>ption Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 21 Dec 2011 08:09:38 GMT</pubDate>
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    <item>
      <title>Gamma Levels 20 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 20 Dec 2011 08:09:10 GMT</pubDate>
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    <item>
      <title>Gamma Levels 19 December 2011</title>
      <description>Option Strike Prices base on Open Interest.</description>
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      <pubDate>Mon, 19 Dec 2011 07:20:27 GMT</pubDate>
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      <title>Gamma Levels 15 December 2011</title>
      <description>Option Strike Prices based onOpen Interest.</description>
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      <pubDate>Thu, 15 Dec 2011 07:37:19 GMT</pubDate>
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    <item>
      <title>Gamma Level 14 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 14 Dec 2011 08:11:05 GMT</pubDate>
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    <item>
      <title>Gamma Levels 13 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 13 Dec 2011 10:57:08 GMT</pubDate>
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    <item>
      <title>Gamma Levels 12 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Mon, 12 Dec 2011 08:00:21 GMT</pubDate>
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      <title>Gamma Levels 8 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Thu, 08 Dec 2011 07:40:53 GMT</pubDate>
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      <title>Gamma Levels 7 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Wed, 07 Dec 2011 08:16:26 GMT</pubDate>
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    <item>
      <title>Gamma Levels 6 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
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      <pubDate>Tue, 06 Dec 2011 08:23:28 GMT</pubDate>
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    <item>
      <title>Gamma Levels 5 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2530</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2530</guid>
      <pubDate>Mon, 05 Dec 2011 08:07:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2526</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2526</guid>
      <pubDate>Fri, 02 Dec 2011 07:50:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 December 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2523</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2523</guid>
      <pubDate>Thu, 01 Dec 2011 08:18:14 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2518</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2518</guid>
      <pubDate>Wed, 30 Nov 2011 08:12:44 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2511</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2511</guid>
      <pubDate>Tue, 29 Nov 2011 07:56:20 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2505</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2505</guid>
      <pubDate>Mon, 28 Nov 2011 08:04:06 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2500</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2500</guid>
      <pubDate>Fri, 25 Nov 2011 07:48:58 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2493</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2493</guid>
      <pubDate>Thu, 24 Nov 2011 07:52:21 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2490</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2490</guid>
      <pubDate>Wed, 23 Nov 2011 08:25:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2479</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2479</guid>
      <pubDate>Tue, 22 Nov 2011 07:57:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2472</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2472</guid>
      <pubDate>Mon, 21 Nov 2011 08:01:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2467</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2467</guid>
      <pubDate>Fri, 18 Nov 2011 08:06:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2460</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2460</guid>
      <pubDate>Thu, 17 Nov 2011 08:02:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2452</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2452</guid>
      <pubDate>Wed, 16 Nov 2011 07:51:20 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2447</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2447</guid>
      <pubDate>Tue, 15 Nov 2011 08:16:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2441</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2441</guid>
      <pubDate>Mon, 14 Nov 2011 08:15:57 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2438</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2438</guid>
      <pubDate>Fri, 11 Nov 2011 08:12:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2435</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2435</guid>
      <pubDate>Thu, 10 Nov 2011 08:00:01 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2431</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2431</guid>
      <pubDate>Wed, 09 Nov 2011 07:57:25 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 November 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2425</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2425</guid>
      <pubDate>Tue, 08 Nov 2011 08:06:56 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2385</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2385</guid>
      <pubDate>Tue, 25 Oct 2011 08:08:39 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2378</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2378</guid>
      <pubDate>Mon, 24 Oct 2011 07:50:34 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2375</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2375</guid>
      <pubDate>Fri, 21 Oct 2011 07:54:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levles 20 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2371</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2371</guid>
      <pubDate>Thu, 20 Oct 2011 07:56:03 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2367</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2367</guid>
      <pubDate>Wed, 19 Oct 2011 07:50:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2364</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2364</guid>
      <pubDate>Tue, 18 Oct 2011 07:51:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2359</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2359</guid>
      <pubDate>Mon, 17 Oct 2011 07:57:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2357</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2357</guid>
      <pubDate>Fri, 14 Oct 2011 07:47:42 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2353</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2353</guid>
      <pubDate>Thu, 13 Oct 2011 07:48:02 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2350</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2350</guid>
      <pubDate>Wed, 12 Oct 2011 07:57:08 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2347</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2347</guid>
      <pubDate>Tue, 11 Oct 2011 07:56:55 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2341</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2341</guid>
      <pubDate>Thu, 06 Oct 2011 07:47:27 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2336</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2336</guid>
      <pubDate>Wed, 05 Oct 2011 07:37:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2330</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2330</guid>
      <pubDate>Tue, 04 Oct 2011 08:03:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 3 October 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2324</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2324</guid>
      <pubDate>Mon, 03 Oct 2011 07:52:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2307</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2307</guid>
      <pubDate>Tue, 27 Sep 2011 07:51:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2304</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2304</guid>
      <pubDate>Mon, 26 Sep 2011 07:52:33 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2290</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2290</guid>
      <pubDate>Tue, 20 Sep 2011 07:49:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 September 2011</title>
      <description>Option Strike Prices based onOpen Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2281</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2281</guid>
      <pubDate>Mon, 19 Sep 2011 08:38:10 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 September 2011</title>
      <description>Option Strike Prices based onOpen Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2271</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2271</guid>
      <pubDate>Fri, 16 Sep 2011 07:45:57 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2263</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2263</guid>
      <pubDate>Thu, 15 Sep 2011 07:54:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2257</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2257</guid>
      <pubDate>Wed, 14 Sep 2011 08:22:04 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2250</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2250</guid>
      <pubDate>Tue, 13 Sep 2011 07:51:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2230</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2230</guid>
      <pubDate>Thu, 08 Sep 2011 07:57:33 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2222</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2222</guid>
      <pubDate>Wed, 07 Sep 2011 07:53:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2220</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2220</guid>
      <pubDate>Tue, 06 Sep 2011 07:51:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 September 2011</title>
      <description>Option Strike Price based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2211</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2211</guid>
      <pubDate>Mon, 05 Sep 2011 07:48:04 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2209</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2209</guid>
      <pubDate>Fri, 02 Sep 2011 07:47:48 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 September 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2201</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2201</guid>
      <pubDate>Thu, 01 Sep 2011 07:47:31 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 31 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2199</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2199</guid>
      <pubDate>Wed, 31 Aug 2011 07:53:17 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2194</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2194</guid>
      <pubDate>Tue, 30 Aug 2011 08:00:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2186</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2186</guid>
      <pubDate>Mon, 29 Aug 2011 08:14:10 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 August 2011</title>
      <description>Option Strike Prices based onOpen Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2179</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2179</guid>
      <pubDate>Fri, 26 Aug 2011 07:46:36 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2172</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2172</guid>
      <pubDate>Thu, 25 Aug 2011 07:40:01 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2165</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2165</guid>
      <pubDate>Wed, 24 Aug 2011 07:40:59 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2157</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2157</guid>
      <pubDate>Tue, 23 Aug 2011 07:36:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2155</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2155</guid>
      <pubDate>Mon, 22 Aug 2011 10:49:05 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2146</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2146</guid>
      <pubDate>Fri, 19 Aug 2011 07:57:27 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2135</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2135</guid>
      <pubDate>Thu, 18 Aug 2011 07:43:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2129</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2129</guid>
      <pubDate>Wed, 17 Aug 2011 07:45:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2120</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2120</guid>
      <pubDate>Tue, 16 Aug 2011 07:54:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 August 2011</title>
      <description>Option Strike Prices based onOpen Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2111</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2111</guid>
      <pubDate>Mon, 15 Aug 2011 07:38:14 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2079</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2079</guid>
      <pubDate>Thu, 04 Aug 2011 07:52:17 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 3 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2070</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2070</guid>
      <pubDate>Wed, 03 Aug 2011 07:49:22 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2060</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2060</guid>
      <pubDate>Tue, 02 Aug 2011 07:46:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 August 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2053</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2053</guid>
      <pubDate>Mon, 01 Aug 2011 07:51:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2043</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2043</guid>
      <pubDate>Fri, 29 Jul 2011 07:43:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2025</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2025</guid>
      <pubDate>Tue, 26 Jul 2011 07:57:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2014</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2014</guid>
      <pubDate>Mon, 25 Jul 2011 07:45:37 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2003</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=2003</guid>
      <pubDate>Fri, 22 Jul 2011 07:53:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1992</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1992</guid>
      <pubDate>Thu, 21 Jul 2011 07:57:58 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1985</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1985</guid>
      <pubDate>Wed, 20 Jul 2011 07:46:58 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1972</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1972</guid>
      <pubDate>Tue, 19 Jul 2011 07:47:30 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1960</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1960</guid>
      <pubDate>Mon, 18 Jul 2011 07:44:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1952</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1952</guid>
      <pubDate>Fri, 15 Jul 2011 07:38:55 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1940</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1940</guid>
      <pubDate>Thu, 14 Jul 2011 07:41:05 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1933</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1933</guid>
      <pubDate>Wed, 13 Jul 2011 07:40:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 July 2011</title>
      <description>Option Strike Prices based on Oepn Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1927</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1927</guid>
      <pubDate>Tue, 12 Jul 2011 07:40:44 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 July 2011</title>
      <description>Option Strike Pirces based on Open Interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1920</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1920</guid>
      <pubDate>Mon, 11 Jul 2011 07:44:18 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1907</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1907</guid>
      <pubDate>Fri, 08 Jul 2011 07:34:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1896</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1896</guid>
      <pubDate>Thu, 07 Jul 2011 07:38:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1889</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1889</guid>
      <pubDate>Wed, 06 Jul 2011 08:11:17 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 July 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1872</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1872</guid>
      <pubDate>Fri, 01 Jul 2011 07:46:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1862</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1862</guid>
      <pubDate>Thu, 30 Jun 2011 07:39:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1851</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1851</guid>
      <pubDate>Wed, 29 Jun 2011 07:48:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1838</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1838</guid>
      <pubDate>Tue, 28 Jun 2011 07:44:11 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1830</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1830</guid>
      <pubDate>Mon, 27 Jun 2011 07:49:22 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1822</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1822</guid>
      <pubDate>Fri, 24 Jun 2011 08:03:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 23 June 211</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1813</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1813</guid>
      <pubDate>Thu, 23 Jun 2011 07:35:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1806</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1806</guid>
      <pubDate>Wed, 22 Jun 2011 07:37:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 21 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1796</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1796</guid>
      <pubDate>Tue, 21 Jun 2011 07:44:51 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1787</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1787</guid>
      <pubDate>Mon, 20 Jun 2011 07:46:28 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1772</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1772</guid>
      <pubDate>Wed, 15 Jun 2011 07:42:27 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1767</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1767</guid>
      <pubDate>Tue, 14 Jun 2011 07:48:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1760</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1760</guid>
      <pubDate>Mon, 13 Jun 2011 07:49:06 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1751</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1751</guid>
      <pubDate>Fri, 10 Jun 2011 07:59:18 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1749</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1749</guid>
      <pubDate>Thu, 09 Jun 2011 07:48:38 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1742</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1742</guid>
      <pubDate>Wed, 08 Jun 2011 07:55:30 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1736</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1736</guid>
      <pubDate>Tue, 07 Jun 2011 07:56:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1733</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1733</guid>
      <pubDate>Mon, 06 Jun 2011 08:02:42 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 3 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1724</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1724</guid>
      <pubDate>Fri, 03 Jun 2011 07:48:59 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 June 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1714</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1714</guid>
      <pubDate>Thu, 02 Jun 2011 07:29:47 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 31 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1702</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1702</guid>
      <pubDate>Tue, 31 May 2011 07:57:03 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1700</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1700</guid>
      <pubDate>Mon, 30 May 2011 15:06:58 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1685</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1685</guid>
      <pubDate>Fri, 27 May 2011 08:15:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 May 2011</title>
      <description>Option Stike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1676</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1676</guid>
      <pubDate>Thu, 26 May 2011 07:38:46 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1668</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1668</guid>
      <pubDate>Wed, 25 May 2011 07:50:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1660</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1660</guid>
      <pubDate>Tue, 24 May 2011 07:46:20 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1651</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1651</guid>
      <pubDate>Mon, 23 May 2011 07:59:33 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1642</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1642</guid>
      <pubDate>Fri, 20 May 2011 07:48:18 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1628</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1628</guid>
      <pubDate>Thu, 19 May 2011 07:46:34 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1622</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1622</guid>
      <pubDate>Tue, 17 May 2011 08:01:48 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1617</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1617</guid>
      <pubDate>Mon, 16 May 2011 09:37:52 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1604</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1604</guid>
      <pubDate>Thu, 12 May 2011 08:13:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1597</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1597</guid>
      <pubDate>Wed, 11 May 2011 07:43:56 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1590</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1590</guid>
      <pubDate>Tue, 10 May 2011 08:01:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 May 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1588</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1588</guid>
      <pubDate>Mon, 09 May 2011 07:55:30 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1563</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1563</guid>
      <pubDate>Fri, 29 Apr 2011 08:31:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1559</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1559</guid>
      <pubDate>Thu, 28 Apr 2011 08:04:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1544</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1544</guid>
      <pubDate>Thu, 21 Apr 2011 07:30:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1535</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1535</guid>
      <pubDate>Wed, 20 Apr 2011 07:34:21 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 April 2011</title>
      <description>Options Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1522</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1522</guid>
      <pubDate>Tue, 19 Apr 2011 07:45:05 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1509</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1509</guid>
      <pubDate>Mon, 18 Apr 2011 07:39:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1506</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1506</guid>
      <pubDate>Fri, 15 Apr 2011 07:31:34 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1500</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1500</guid>
      <pubDate>Thu, 14 Apr 2011 07:28:43 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1493</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1493</guid>
      <pubDate>Wed, 13 Apr 2011 07:39:20 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1485</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1485</guid>
      <pubDate>Tue, 12 Apr 2011 07:51:38 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1476</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1476</guid>
      <pubDate>Mon, 11 Apr 2011 07:48:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1465</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1465</guid>
      <pubDate>Fri, 08 Apr 2011 07:40:44 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1451</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1451</guid>
      <pubDate>Thu, 07 Apr 2011 07:54:06 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1445</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1445</guid>
      <pubDate>Wed, 06 Apr 2011 07:41:25 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1440</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1440</guid>
      <pubDate>Tue, 05 Apr 2011 07:44:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 April 2011</title>
      <description>Option Strike prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1420</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1420</guid>
      <pubDate>Mon, 04 Apr 2011 07:45:34 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 April 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1416</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1416</guid>
      <pubDate>Fri, 01 Apr 2011 07:54:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 31 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1412</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1412</guid>
      <pubDate>Thu, 31 Mar 2011 07:48:29 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1384</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1384</guid>
      <pubDate>Wed, 30 Mar 2011 08:01:53 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1382</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1382</guid>
      <pubDate>Tue, 29 Mar 2011 07:46:47 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1380</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1380</guid>
      <pubDate>Mon, 28 Mar 2011 07:45:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1360</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1360</guid>
      <pubDate>Fri, 25 Mar 2011 07:57:09 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1358</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1358</guid>
      <pubDate>Thu, 24 Mar 2011 08:07:09 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1350</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1350</guid>
      <pubDate>Wed, 23 Mar 2011 07:45:59 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 march 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1343</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1343</guid>
      <pubDate>Tue, 22 Mar 2011 07:55:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1330</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1330</guid>
      <pubDate>Thu, 17 Mar 2011 08:35:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1308</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1308</guid>
      <pubDate>Wed, 16 Mar 2011 08:01:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1304</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1304</guid>
      <pubDate>Tue, 15 Mar 2011 07:51:08 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1301</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1301</guid>
      <pubDate>Mon, 14 Mar 2011 07:48:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1297</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1297</guid>
      <pubDate>Fri, 11 Mar 2011 07:53:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1292</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1292</guid>
      <pubDate>Thu, 10 Mar 2011 07:47:57 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1291</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1291</guid>
      <pubDate>Thu, 10 Mar 2011 07:47:43 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1288</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1288</guid>
      <pubDate>Wed, 09 Mar 2011 07:48:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 March 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1285</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1285</guid>
      <pubDate>Tue, 08 Mar 2011 07:58:02 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 March 2011</title>
      <description>Option Stike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1280</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1280</guid>
      <pubDate>Mon, 07 Mar 2011 09:00:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1267</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1267</guid>
      <pubDate>Fri, 25 Feb 2011 07:42:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1263</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1263</guid>
      <pubDate>Thu, 24 Feb 2011 08:02:39 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1259</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1259</guid>
      <pubDate>Wed, 23 Feb 2011 08:04:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1254</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1254</guid>
      <pubDate>Tue, 22 Feb 2011 07:53:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1248</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1248</guid>
      <pubDate>Mon, 21 Feb 2011 07:48:46 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1243</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1243</guid>
      <pubDate>Fri, 18 Feb 2011 08:03:08 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1239</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1239</guid>
      <pubDate>Thu, 17 Feb 2011 08:04:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1231</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1231</guid>
      <pubDate>Wed, 16 Feb 2011 07:59:25 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1221</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1221</guid>
      <pubDate>Fri, 11 Feb 2011 08:04:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1218</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1218</guid>
      <pubDate>Thu, 10 Feb 2011 08:00:55 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 9 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1214</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1214</guid>
      <pubDate>Wed, 09 Feb 2011 08:01:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1210</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1210</guid>
      <pubDate>Tue, 08 Feb 2011 07:57:43 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1207</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1207</guid>
      <pubDate>Mon, 07 Feb 2011 08:01:58 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1204</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1204</guid>
      <pubDate>Fri, 04 Feb 2011 07:52:44 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 3 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1201</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1201</guid>
      <pubDate>Thu, 03 Feb 2011 07:41:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1198</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1198</guid>
      <pubDate>Wed, 02 Feb 2011 07:55:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 February 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1196</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1196</guid>
      <pubDate>Tue, 01 Feb 2011 07:57:49 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 31 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1193</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1193</guid>
      <pubDate>Mon, 31 Jan 2011 07:57:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1188</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1188</guid>
      <pubDate>Fri, 28 Jan 2011 08:02:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1185</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1185</guid>
      <pubDate>Thu, 27 Jan 2011 08:04:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1182</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1182</guid>
      <pubDate>Wed, 26 Jan 2011 07:55:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1177</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1177</guid>
      <pubDate>Tue, 25 Jan 2011 08:04:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 January 2011</title>
      <description>OPtion Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1172</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1172</guid>
      <pubDate>Mon, 24 Jan 2011 07:58:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1166</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1166</guid>
      <pubDate>Fri, 21 Jan 2011 07:56:59 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1147</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1147</guid>
      <pubDate>Thu, 20 Jan 2011 07:42:33 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1144</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1144</guid>
      <pubDate>Wed, 19 Jan 2011 08:02:37 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1141</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1141</guid>
      <pubDate>Tue, 18 Jan 2011 07:54:49 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1136</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1136</guid>
      <pubDate>Mon, 17 Jan 2011 07:51:36 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1133</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1133</guid>
      <pubDate>Fri, 14 Jan 2011 07:46:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1131</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1131</guid>
      <pubDate>Thu, 13 Jan 2011 07:30:22 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1128</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1128</guid>
      <pubDate>Wed, 12 Jan 2011 07:45:05 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1123</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1123</guid>
      <pubDate>Tue, 11 Jan 2011 07:52:33 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1117</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1117</guid>
      <pubDate>Mon, 10 Jan 2011 07:53:03 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1114</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1114</guid>
      <pubDate>Fri, 07 Jan 2011 08:09:08 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1111</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1111</guid>
      <pubDate>Thu, 06 Jan 2011 08:08:47 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 January 2011</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1108</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1108</guid>
      <pubDate>Wed, 05 Jan 2011 07:48:09 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1101</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1101</guid>
      <pubDate>Fri, 24 Dec 2010 08:19:22 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1099</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1099</guid>
      <pubDate>Thu, 23 Dec 2010 08:52:36 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 December 2010</title>
      <description>Option Stike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1097</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1097</guid>
      <pubDate>Wed, 22 Dec 2010 08:04:14 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1095</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1095</guid>
      <pubDate>Tue, 21 Dec 2010 08:04:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1091</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1091</guid>
      <pubDate>Mon, 20 Dec 2010 08:11:48 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1088</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1088</guid>
      <pubDate>Fri, 17 Dec 2010 07:54:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1085</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1085</guid>
      <pubDate>Wed, 15 Dec 2010 07:36:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1083</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1083</guid>
      <pubDate>Tue, 14 Dec 2010 07:51:02 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1077</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1077</guid>
      <pubDate>Mon, 13 Dec 2010 07:48:03 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1072</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1072</guid>
      <pubDate>Thu, 09 Dec 2010 07:37:17 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1066</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1066</guid>
      <pubDate>Wed, 08 Dec 2010 07:36:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1062</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1062</guid>
      <pubDate>Tue, 07 Dec 2010 07:38:05 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1059</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1059</guid>
      <pubDate>Mon, 06 Dec 2010 07:48:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 3 December 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1057</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1057</guid>
      <pubDate>Fri, 03 Dec 2010 07:58:31 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 December 2010</title>
      <description>Option Strike Prices based on Open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1054</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1054</guid>
      <pubDate>Thu, 02 Dec 2010 07:56:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 December 2010</title>
      <description>Option Strike Prices based onOpen Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1051</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1051</guid>
      <pubDate>Wed, 01 Dec 2010 07:28:48 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1047</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1047</guid>
      <pubDate>Tue, 30 Nov 2010 07:50:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1043</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1043</guid>
      <pubDate>Mon, 29 Nov 2010 07:56:25 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 November 2010</title>
      <description>Option Strike Prices based onOpen Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1037</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1037</guid>
      <pubDate>Fri, 26 Nov 2010 07:42:25 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1035</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1035</guid>
      <pubDate>Thu, 25 Nov 2010 07:31:46 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 November 2010</title>
      <description>Option Strikes Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1032</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1032</guid>
      <pubDate>Wed, 24 Nov 2010 07:38:32 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 November 2010</title>
      <description>Option Stike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1030</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1030</guid>
      <pubDate>Tue, 23 Nov 2010 07:34:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1025</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1025</guid>
      <pubDate>Mon, 22 Nov 2010 07:36:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 19 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1023</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1023</guid>
      <pubDate>Fri, 19 Nov 2010 07:38:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1020</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1020</guid>
      <pubDate>Thu, 18 Nov 2010 07:32:06 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1017</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1017</guid>
      <pubDate>Wed, 17 Nov 2010 07:34:47 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1009</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1009</guid>
      <pubDate>Tue, 16 Nov 2010 07:39:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1006</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1006</guid>
      <pubDate>Mon, 15 Nov 2010 07:58:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1003</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=1003</guid>
      <pubDate>Fri, 12 Nov 2010 07:32:14 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=998</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=998</guid>
      <pubDate>Thu, 11 Nov 2010 07:25:33 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 10 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=995</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=995</guid>
      <pubDate>Wed, 10 Nov 2010 07:33:22 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=990</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=990</guid>
      <pubDate>Tue, 09 Nov 2010 07:50:20 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=987</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=987</guid>
      <pubDate>Mon, 08 Nov 2010 08:10:05 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=985</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=985</guid>
      <pubDate>Fri, 05 Nov 2010 07:48:01 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 November 2010</title>
      <description>Option Strike prices based onOpen Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=983</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=983</guid>
      <pubDate>Thu, 04 Nov 2010 07:33:33 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 3 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=979</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=979</guid>
      <pubDate>Wed, 03 Nov 2010 07:38:02 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=976</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=976</guid>
      <pubDate>Tue, 02 Nov 2010 07:45:11 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 November 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=972</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=972</guid>
      <pubDate>Mon, 01 Nov 2010 07:29:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=967</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=967</guid>
      <pubDate>Fri, 29 Oct 2010 07:40:20 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=965</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=965</guid>
      <pubDate>Thu, 28 Oct 2010 07:41:54 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 October 2010</title>
      <description>Optin Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=962</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=962</guid>
      <pubDate>Wed, 27 Oct 2010 07:28:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 october 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=960</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=960</guid>
      <pubDate>Tue, 26 Oct 2010 07:28:34 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=954</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=954</guid>
      <pubDate>Mon, 25 Oct 2010 07:41:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 22 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=952</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=952</guid>
      <pubDate>Fri, 22 Oct 2010 07:30:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=949</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=949</guid>
      <pubDate>Thu, 21 Oct 2010 07:32:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=947</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=947</guid>
      <pubDate>Wed, 20 Oct 2010 07:34:36 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=944</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=944</guid>
      <pubDate>Tue, 19 Oct 2010 07:31:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=938</link>
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      <pubDate>Mon, 18 Oct 2010 07:42:28 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=935</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=935</guid>
      <pubDate>Fri, 15 Oct 2010 07:32:55 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=928</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=928</guid>
      <pubDate>Wed, 13 Oct 2010 07:36:57 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=924</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=924</guid>
      <pubDate>Tue, 12 Oct 2010 07:32:44 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=916</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=916</guid>
      <pubDate>Mon, 11 Oct 2010 08:09:08 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=913</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=913</guid>
      <pubDate>Fri, 08 Oct 2010 07:36:03 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 october 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=910</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=910</guid>
      <pubDate>Thu, 07 Oct 2010 07:49:14 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=908</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=908</guid>
      <pubDate>Wed, 06 Oct 2010 07:43:36 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=903</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=903</guid>
      <pubDate>Tue, 05 Oct 2010 07:59:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=900</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=900</guid>
      <pubDate>Mon, 04 Oct 2010 07:49:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 October 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=897</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=897</guid>
      <pubDate>Fri, 01 Oct 2010 07:46:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=894</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=894</guid>
      <pubDate>Thu, 30 Sep 2010 07:45:06 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 Seotember 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=889</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=889</guid>
      <pubDate>Wed, 29 Sep 2010 07:51:04 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=885</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=885</guid>
      <pubDate>Tue, 28 Sep 2010 07:43:55 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=882</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=882</guid>
      <pubDate>Mon, 27 Sep 2010 07:30:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=879</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=879</guid>
      <pubDate>Thu, 23 Sep 2010 07:49:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=877</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=877</guid>
      <pubDate>Wed, 22 Sep 2010 07:43:05 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 September 2010</title>
      <description>Option Strike Prices based on Open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=874</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=874</guid>
      <pubDate>Tue, 21 Sep 2010 07:59:09 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=871</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=871</guid>
      <pubDate>Mon, 20 Sep 2010 08:01:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=867</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=867</guid>
      <pubDate>Fri, 17 Sep 2010 07:49:46 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=864</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=864</guid>
      <pubDate>Thu, 16 Sep 2010 07:57:43 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=861</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=861</guid>
      <pubDate>Wed, 15 Sep 2010 08:03:58 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=858</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=858</guid>
      <pubDate>Tue, 14 Sep 2010 07:51:10 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=852</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=852</guid>
      <pubDate>Mon, 13 Sep 2010 07:47:09 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=849</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=849</guid>
      <pubDate>Fri, 10 Sep 2010 07:46:01 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=847</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=847</guid>
      <pubDate>Thu, 09 Sep 2010 07:43:57 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=843</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=843</guid>
      <pubDate>Wed, 08 Sep 2010 07:36:31 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 September 2010</title>
      <description>Option Strike Prices based on Open Interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=837</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=837</guid>
      <pubDate>Tue, 07 Sep 2010 07:40:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 September 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=829</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=829</guid>
      <pubDate>Mon, 06 Sep 2010 07:47:47 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 3 September 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=826</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=826</guid>
      <pubDate>Fri, 03 Sep 2010 07:41:08 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 September 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=822</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=822</guid>
      <pubDate>Thu, 02 Sep 2010 07:43:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 September 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=820</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=820</guid>
      <pubDate>Wed, 01 Sep 2010 09:04:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 31 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=816</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=816</guid>
      <pubDate>Tue, 31 Aug 2010 07:40:31 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=811</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=811</guid>
      <pubDate>Mon, 30 Aug 2010 07:47:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=809</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=809</guid>
      <pubDate>Fri, 27 Aug 2010 07:37:56 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 26 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=806</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=806</guid>
      <pubDate>Thu, 26 Aug 2010 07:43:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=803</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=803</guid>
      <pubDate>Wed, 25 Aug 2010 08:02:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=800</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=800</guid>
      <pubDate>Tue, 24 Aug 2010 07:39:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=796</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=796</guid>
      <pubDate>Mon, 23 Aug 2010 07:56:14 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 20 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=790</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=790</guid>
      <pubDate>Fri, 20 Aug 2010 07:46:11 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=786</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=786</guid>
      <pubDate>Thu, 19 Aug 2010 07:41:53 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 August 2010</title>
      <description>option strike prices based on oepn interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=781</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=781</guid>
      <pubDate>Wed, 18 Aug 2010 07:39:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=777</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=777</guid>
      <pubDate>Tue, 17 Aug 2010 07:44:28 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 16 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=768</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=768</guid>
      <pubDate>Mon, 16 Aug 2010 07:58:45 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 13 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=765</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=765</guid>
      <pubDate>Fri, 13 Aug 2010 08:05:27 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 12 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=762</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=762</guid>
      <pubDate>Thu, 12 Aug 2010 07:52:37 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=755</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=755</guid>
      <pubDate>Wed, 11 Aug 2010 07:45:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=753</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=753</guid>
      <pubDate>Tue, 10 Aug 2010 07:49:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=749</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=749</guid>
      <pubDate>Fri, 06 Aug 2010 08:15:34 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 August 2010</title>
      <description>Option prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=746</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=746</guid>
      <pubDate>Thu, 05 Aug 2010 07:40:04 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=741</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=741</guid>
      <pubDate>Wed, 04 Aug 2010 07:48:51 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levles 3 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=735</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=735</guid>
      <pubDate>Tue, 03 Aug 2010 07:42:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 August 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=727</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=727</guid>
      <pubDate>Mon, 02 Aug 2010 07:56:29 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=723</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=723</guid>
      <pubDate>Fri, 30 Jul 2010 07:53:50 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=718</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=718</guid>
      <pubDate>Thu, 29 Jul 2010 07:45:52 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=714</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=714</guid>
      <pubDate>Wed, 28 Jul 2010 07:37:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=708</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=708</guid>
      <pubDate>Tue, 27 Jul 2010 07:31:22 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 26 july 2010</title>
      <description>Option strike prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=704</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=704</guid>
      <pubDate>Mon, 26 Jul 2010 07:35:50 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=697</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=697</guid>
      <pubDate>Fri, 23 Jul 2010 07:32:03 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=690</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=690</guid>
      <pubDate>Thu, 22 Jul 2010 07:35:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=684</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=684</guid>
      <pubDate>Wed, 21 Jul 2010 07:48:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=681</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=681</guid>
      <pubDate>Tue, 20 Jul 2010 07:36:03 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=674</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=674</guid>
      <pubDate>Mon, 19 Jul 2010 07:30:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 16 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=670</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=670</guid>
      <pubDate>Fri, 16 Jul 2010 07:37:09 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=659</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=659</guid>
      <pubDate>Thu, 15 Jul 2010 07:31:20 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=653</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=653</guid>
      <pubDate>Wed, 14 Jul 2010 07:33:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 13 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=651</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=651</guid>
      <pubDate>Tue, 13 Jul 2010 13:41:50 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=649</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=649</guid>
      <pubDate>Tue, 06 Jul 2010 07:48:34 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=648</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=648</guid>
      <pubDate>Mon, 05 Jul 2010 07:42:10 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=647</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=647</guid>
      <pubDate>Fri, 02 Jul 2010 07:36:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 July 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=646</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=646</guid>
      <pubDate>Thu, 01 Jul 2010 07:33:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 30 June 2010</title>
      <description>option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=645</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=645</guid>
      <pubDate>Wed, 30 Jun 2010 07:44:52 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 29 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=644</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=644</guid>
      <pubDate>Tue, 29 Jun 2010 07:48:57 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 28 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=643</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=643</guid>
      <pubDate>Mon, 28 Jun 2010 07:37:13 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 23 June 2010</title>
      <description>Option strike prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=641</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=641</guid>
      <pubDate>Wed, 23 Jun 2010 07:32:17 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 22 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=639</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=639</guid>
      <pubDate>Tue, 22 Jun 2010 07:28:50 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 21 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=638</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=638</guid>
      <pubDate>Mon, 21 Jun 2010 07:37:36 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=637</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=637</guid>
      <pubDate>Fri, 18 Jun 2010 07:42:58 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 15 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=636</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=636</guid>
      <pubDate>Tue, 15 Jun 2010 07:31:36 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=635</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=635</guid>
      <pubDate>Mon, 14 Jun 2010 07:58:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=634</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=634</guid>
      <pubDate>Fri, 11 Jun 2010 07:51:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 June 2010</title>
      <description>option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=633</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=633</guid>
      <pubDate>Thu, 10 Jun 2010 07:42:18 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 9 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=632</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=632</guid>
      <pubDate>Wed, 09 Jun 2010 07:34:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 8 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=631</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=631</guid>
      <pubDate>Tue, 08 Jun 2010 07:37:15 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=629</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=629</guid>
      <pubDate>Mon, 07 Jun 2010 07:23:40 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=628</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=628</guid>
      <pubDate>Fri, 04 Jun 2010 07:39:06 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 2 June 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=627</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=627</guid>
      <pubDate>Wed, 02 Jun 2010 07:46:46 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 1 June 2010</title>
      <description>Option strike prices based onopen interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=626</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=626</guid>
      <pubDate>Tue, 01 Jun 2010 07:49:07 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 31 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=625</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=625</guid>
      <pubDate>Mon, 31 May 2010 07:32:26 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 27 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=624</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=624</guid>
      <pubDate>Thu, 27 May 2010 07:52:35 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 26 May 2010</title>
      <description>Option strike prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=623</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=623</guid>
      <pubDate>Wed, 26 May 2010 07:55:00 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 25 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=622</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=622</guid>
      <pubDate>Tue, 25 May 2010 07:55:23 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 24 May 2010</title>
      <description>Option strike prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=621</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=621</guid>
      <pubDate>Mon, 24 May 2010 07:48:49 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 20 May 2010</title>
      <description>Option strike prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=620</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=620</guid>
      <pubDate>Thu, 20 May 2010 07:52:47 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 19 May 2010</title>
      <description>Option strike prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=618</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=618</guid>
      <pubDate>Wed, 19 May 2010 10:17:51 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 18 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=616</link>
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      <pubDate>Tue, 18 May 2010 07:55:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 17 May 2010</title>
      <description>Option strikes prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=614</link>
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      <pubDate>Mon, 17 May 2010 11:23:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 14 may 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=608</link>
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      <pubDate>Fri, 14 May 2010 08:00:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 13 may 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=603</link>
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      <pubDate>Thu, 13 May 2010 07:43:19 GMT</pubDate>
    </item>
    <item>
      <title>Gamma levels 12 May 2010</title>
      <description>Otpion strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=597</link>
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      <pubDate>Wed, 12 May 2010 07:46:12 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 11 May 2010</title>
      <description>Option strike prices based on open interest</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=589</link>
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      <pubDate>Tue, 11 May 2010 07:46:24 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 10 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=560</link>
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      <pubDate>Mon, 10 May 2010 07:55:51 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 7 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=556</link>
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      <pubDate>Fri, 07 May 2010 08:02:16 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 6 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=552</link>
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      <pubDate>Thu, 06 May 2010 07:46:17 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 5 May 2010</title>
      <description>Options strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=549</link>
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      <pubDate>Wed, 05 May 2010 07:29:41 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 4 May 2010</title>
      <description>Option strike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=545</link>
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      <pubDate>Tue, 04 May 2010 07:26:38 GMT</pubDate>
    </item>
    <item>
      <title>Gamma Levels 3 May 2010</title>
      <description>Option stike prices based on open interest.</description>
      <link>http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=541</link>
      <guid isPermaLink="true">http://cortex.tradeknowledge.co.za/CortexDerivatives/ViewArticle.aspx?ChosenSubCat=Gama%20Levels&amp;articleid=541</guid>
      <pubDate>Mon, 03 May 2010 07:23:35 GMT</pubDate>
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