News Release

CME Group Announces 2008 Annual Meeting Date

Thu Jan 24 2008

CHICAGO, Jan. 24 /PRNewswire-FirstCall/ -- CME Group (NYSE: CME)(NASDAQ: CME) today announced that its 2008 Annual Meeting of Shareholders will be held at 10:00 a.m., Central Time, on Wednesday, May 7, 2008, at The University of Chicago Gleacher Center, located at 450 North Cityfront Plaza Drive, Chicago, Illinois.

CME Group (http://www.cmegroup.com/) is the world's largest and most diverse exchange. Formed by the 2007 merger of the Chicago Mercantile Exchange (CME) and the Chicago Board of Trade (CBOT), CME Group serves the risk management needs of customers around the globe. As an international marketplace, CME Group brings buyers and sellers together on the CME Globex electronic trading platform and on its trading floors. CME Group offers the widest range of benchmark products available across all major asset classes, including futures and options based on interest rates, equity indexes, foreign exchange, agricultural commodities, and alternative investment products such as weather and real estate. CME Group is traded on the New York Stock Exchange and NASDAQ under the symbol "CME."

The Globe logo, CME, Chicago Mercantile Exchange, CME Group, Globex and E- mini, are trademarks of Chicago Mercantile Exchange Inc. CBOT and Chicago Board of Trade are trademarks of the Board of Trade of the City of Chicago. Further information about CME Group and its products can be found at http://www.cmegroup.com/.

CME-G

SOURCE: CME Group

CONTACT: Media, Anita Liskey, +1-312-466-4613, or William Parke,
+1-312-930-3467, or Investors, John Peschier, +1-312-930-8491, all of CME
Group, news@cmegroup.com

Web site: http://www.cmegroup.com/
http://www.cmegroup.mediaroom.com/

Corporate Communications

+1 312 930 3434
Email