August 30, 2010:
Adjusted Position and Exercise Limits for certain Equity Option Classes will revert to its Applicable Standard Position and Exercise Limits effective September 20, 2010
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August 30, 2010:
Smith International, Inc. ("SII") Merger COMPLETED with Schlumberger Limited ("SLB")
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August 25, 2010:
Eclipsys Corporation ("ECLP") Merger COMPLETED with Allscripts-Misys Healthcare Solutions, Inc. ("MDRX")
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August 13, 2010:
Cornell Companies, Inc. ("CRN") Merger COMPLETED with The GEO Group, Inc. ("GEO")
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July 22, 2010:
Adjusted Position and Exercise Limit for certain Equity Option Class will revert to a New Adjusted Position and Exercise Limit effective August 23, 2010
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July 22, 2010:
Exchange Traded Fund and Equity Position and Exercise Limits will be decreased to a Lower Tier Limit Effective August 23, 2010
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July 16, 2010:
Arena Resources, Inc. ("ARD") Merger COMPLETED with SandRidge Energy, Inc. ("SD")
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July 08, 2010:
Adjusted Position and Exercise Limits for certain Equity Option Classes will revert to either their Applicable Standard or Adjusted Position and Exercise Limits effective July 19, 2010
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July 08, 2010:
Exchange Traded Fund, HOLDRs? and Equity Position and Exercise Limits will be decreased to a Lower Tier Limit Effective July 19, 2010
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July 06, 2010:
Waste Services, Inc. ("WSII") Merger COMPLETED with IESI-BFC Ltd. ("BIN")
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