Effective as of trade date, Friday, December 23, 2005, CME delisted CME X-Fund Futures Contracts.  These contracts will no longer be available for trading.

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