Please note the holiday day hours described in the following paragraph pertain only to the Trading Floor.

On Friday, December 22, 2006, commodity futures, foreign exchange, interest rate and GSCI products, CME Weather & Housing Options will close at 12:00 noon Central Time (CT), and commodity options will close at 12:02 p.m. CT.  Only equity products that are traded on the trading floors will have normal trading hours on this day.

Please view the Christmas and New Year’s Holiday Schedules for the Trading Floor and Globex at:

http://www.cme.com/trading/res/cch/printerFriendly/2006christmas5487.html and http://www.cme.com/trading/res/cch/2007newyears5490.html for specifics.

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

Marilee Radecki                    mradecki@cme.com            312.930.8193                                                           

Kevin Brady                          kbrady@cme.com               312.648.3653