Performance Bond Changes Effective 10/17/07

Performance Bond (Margin) Advisory Notices

To	Clearing Member Firms, Chief Financial Officers, Back Office Managers & Margin Managers
From	CME Clearing
Subject	Performance Bond Changes Effective 10/17/07
Notice Date	2007-10-16
Notice Number	07-248
Effective Date	2007-10-17
As per the normal review of market volatility to ensure adequate collateral coverage, the Chicago Mercantile Exchange Inc., Performance Bond staff approved the performance bond requirements for the f new products listed ont he attached advisory. These margins will become effective with the launch of these products on Wednesday, October 17, 2007. For the full text of this advisory . . .