CME Group Chief Executive Officer To Present At Keefe, Bruyette & Woods 2007 Securities Brokerage & Market Structure Conference November 6

CME Group (NYSE, Nasdaq: CME) announced today that the Chief Executive Officer Craig Donohue will present at the Keefe, Bruyette & Woods 2007 Securities Brokerage & Market Structure Conference, to be held at the Le Parker Meridien Hotel in New York on Tuesday, November 6 at 3:00 p.m. (Eastern Time).

The presentation will be broadcast live over the Internet and can be accessed via the exchange's web site at http://investor.cmegroup.com. Please allow extra time prior to the presentation to visit the site and download the streaming media software required to listen to the Internet broadcast. Accompanying slides will also be available at the same location. An audio Webcast will be available for replay at the same address approximately 24 hours following the conclusion of the conference.

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 Holdings and CBOT Holdings, 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's Class A common stock is traded on the New York Stock Exchange and the Nasdaq Global Select Market under the symbol "CME."