Option Position Limits

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Select a year: 2008 2007 2006 2005 2004 2003 2002 2001

Date	Title
11/14/2008	PL08-44 Hercules Incorporated (“HPC/WAH”) Merger Completed with Ashland Inc. (“ASH”) Effective Date November 13, 2008.
10/30/2008	PL08-43 Northwest Airlines Corporation (“NWA”) Merger Completed with Delta Airlines, Inc. (“DAL”) Effective Date October 29, 2008.
10/28/2008	PL08-42 Adjusted Position and Exercise Limits for certain Exchange Traded Fund and Equity Option Classes will revert to its Applicable Standard Position and Exercise Limits effective November 24, 2008
10/28/2008	PL08-41 Equity Position and Exercise Limits will be decreased to a Lower Tier Limit Effective November 24, 2008
10/16/2008	PL08-40 China Netcom Group Corporation (Hong Kong) Limited ADS (“CN/KFI”) Proposed Scheme of Arrangement/Merger Completed with China Unicom Limited ADS (“CHU”) Effective Date October 15, 2008.
10/10/2008	PL08-39 Dow Jones Utility Average (“DUX”) qualified for a Higher Tier Position and Exercise Limit Effective October 9, 2008
10/03/2008	PL08-38 Wendy’s International, Inc. (“WEN/WVE/ZVY”) Merger Completed with Triarc Companies, Inc. (“TRY”) Effective Date September 29, 2008
09/26/2008	PL08-37 Adjusted Position and Exercise Limits for certain Exchange Traded Fund and Equity Option Classes will revert to its Applicable Standard Position and Exercise Limits effective October 20, 2008
09/26/2008	PL08-36 Equity Position and Exercise Limits will be decreased to a Lower Tier Limit Effective October 20, 2008
09/03/2008	PL08-35 Credence Systems Corporation ("CMOS/OKP/YJO") Merger Completed with LTX Corporation ("LTXX") Effective Date August 29, 2008

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