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Filing Compare ·
SpiderRock Trading LLC
13F-HR (Jul 24, 2012)
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13F-HR (Apr 16, 2012)
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13F-HR · Apr 16, 2012
13F-HR · Jan 26, 2012
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13F-HR · Aug 13, 2010
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13F-HR · Nov 17, 2009
13F-HR · Aug 3, 2009
13F-HR · May 5, 2009
13F-HR · Feb 11, 2009
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