CME Performance Bonds Effective 5/21/07

Performance Bond (Margin) Advisory Notices

To	Clearing Member Firms, Chief Financial Officers, Back Officer Managers & Margin Managers
From	Clearing House Department
Subject	CME Performance Bonds Effective 5/21/07
Notice Date	2007-05-18
Notice Number	07-112
Effective Date	2007-05-21
Chicago Mercantile Exchange Inc., Performance Bond staff approved the performance bond requirements for the following products listed on the attached advisory. These margins will become effective on Monday, May 21, 2007. For the full text of this advisory . . .