News Release

CME Group Appoints R. Jason Weller as Managing Director, Corporate Strategy

Tue Jun 17 2008

CHICAGO, June 17 /PRNewswire-FirstCall/ -- CME Group, the world's largest and most diverse derivatives exchange, today announced the appointment of R. Jason Weller as Managing Director, Corporate Strategy. Weller will be responsible for the research, development and implementation of CME Group's strategic plan as well as directing the company's business planning process. He will report to Ken Vroman, Managing Director and Chief Corporate Development Officer.

Weller, 47, most recently served as Managing Director of Research and Business Development for Willis Stein and Partners. In this role, he was responsible for identification of target industries and investment opportunities, development of strategic business plans, and overall portfolio planning and assessment. Weller also served as Vice President/Director of Commercial Strategy and Development for Ameritech where he was responsible for developing corporate level strategies and growth plans and leading M&A and integration teams. He also has worked for Boston Consulting Group.

Weller earned bachelor's degrees in materials science, engineering and humanities from Massachusetts Institute of Technology and an MBA from Harvard University's Graduate School of Business Administration.

CME Group (http://www.cmegroup.com/) is the world's largest and most diverse derivatives 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, Allan Schoenberg, +1-312-930-8189, or Laurie Bischel,
+1-312-648-8698, or Investors, John Peschier, +1-312-930-8491, all of CME
Group, news@cmegroup.com

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