Block Trading
OCX NOTICE TO MEMBERS 2012-25
Effective Date: September 25, 2012
RE: Block Trading and Minimum Size:
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PDF – OneChicago Block Trade Reporting Procedures
Last Modified: August 17, 2010
Authorized Trade Reporter Form for Block/EFP Trades
OCX NOTICE TO MEMBERS
Effective Date: August 27, 2010
RE: Block Trades, Pre-Execution Discussions and Cross Trades:
Revision of OCX Policy: 2010-01
(Note 2010-13 supersedes 2010-01)
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OCX NOTICE TO MEMBERS
Date: May 19, 2010 – 2010-01
Block Trades, Pre-Execution Discussions and Cross Trades
(Note this has been superseded by 2010-13)
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