Clearing House Advisory Notices
To Clearing Member Firms
From CME Clearing
Subject CORPORATE EVENT: Diamond Offshore Drilling (DO)
Notice Date 2008-02-12
Notice Number 08-22
Effective Date 2008-02-12

Diamond Offshore Drilling, Inc. (DO) has announced a special cash distribution of $1.25 per DO Common Share. The record date is February 18, 2008 with a payable date of March 3, 2008. The New York Stock Exchange has set February 13, 2008 as the ex-distribution date. This corporate action will be coordinated with the Options Clearing Corporation. 

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