News Release

CME Euro FX Futures Mark New Daily Volume Record

Wed Apr 13 2005

CME Euro FX Futures Traded on CME Globex Also Hit A New Record CHICAGO, April 13, 2005 - CME, the largest U.S. futures exchange and the largest regulated marketplace for foreign exchange (FX), set a new volume record in its CME Euro FX futures yesterday of 211,929 contracts, representing a notional value of $34.3 billion. The previous record for CME Euro FX futures was 210,094 contracts set on Dec. 8, 2004. The portion of CME Euro FX futures traded on the exchange’s CME® Globex® electronic trading platform was also a record at 199,201 contracts, and represented a notional value of $32.2 billion. CME Globex is among the leading electronic derivatives trading platforms in the industry, operating nearly 24 hours a day. The market also showed strong interest in CME’s new Euro FX and Japanese yen options contracts, with European-style expiration, which were launched earlier this month. Open interest in the Yen options was 1,537 positions and 467 for the Euro FX options. Open interest reflects the total number of contracts that have not yet been offset or fulfilled for delivery. CME offers the largest regulated FX derivatives trading complex in the world, providing users with liquid, transparent markets, guaranteed execution and central counterparty clearing risk management on 36 individual FX futures and 23 options on futures products. CME received FX Week’s 2004 eFX award for the best electronic futures platform. Last year, over 51 million FX contracts with a notional value of over $6.2 trillion traded at CME. Chicago Mercantile Exchange Inc. (www.cme.com) is the largest futures exchange in the United States. As an international marketplace, CME brings together buyers and sellers on CME Globex® electronic trading platform and on its trading floor. CME offers futures and options on futures primarily in four product areas: interest rates, stock indexes, foreign exchange and commodities. The exchange moved about $1.42 billion per day in settlement payments and managed $44.3 billion in collateral deposits as of March 31, 2005, including $3.99 billion in deposits for non-CME products. CME is a wholly owned subsidiary of Chicago Mercantile Exchange Holdings Inc. (NYSE: CME), which is part of the Russell 1000® Index. Statements in this news release that are not historical facts are forward-looking statements. These statements are not guarantees of future performance and involve risks, uncertainties and assumptions that are difficult to predict. Therefore, actual outcomes and results may differ materially from what is expressed or implied in any forward-looking statements. More detailed information about factors that may affect our performance may be found in our filings with the Securities and Exchange Commission, including our most recent annualreport on Form 10-K, which can be obtained at its Web site at www.sec.gov. We undertake no obligation to publicly update any forward-looking statements, whether as a result of new information, future events or otherwise. Chicago Mercantile Exchange, CME, the globe logo and CME Globex are registered trademarks of Chicago Mercantile Exchange Inc. E-mini is a trademark of CME. CLEARING 21 is a registered trademark of CME and New York Mercantile Exchange, Inc. S&P, S&P 500, NASDAQ-100, Nikkei 225, Russell 1000, Russell 2000, TRAKRS, Total Return Asset Contracts and other trade names, service marks, trademarks and registered trademarks that are not proprietary to Chicago Mercantile Exchange Inc. are the property of their respective owners, and are used herein under license.

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