Please be advised that X-fund 1 and X-fund 2 will begin trading on Tuesday, September 6, 2005, with new components and performance bond requirements.

For details, go to http://www.cme.com/wrappedpages/misc/xfunds.html.  If you haven’t already done so, please bookmark this link.  This web page will be updated every two weeks, as X-funds terminate and are replaced with new components.  The prior Final Settlement Price will be added after the close of the existing X-funds on Friday, September 2, 2005.

If you have any questions regarding this notice, please contact:

Marilee Radecki                      312.930.8193              mradecki@cme.com

Kevin Brady                             312.648.3653              kbrady@cme.com

Lisa Amato                              312.338.2654              lamato@cme.com

Thank you.