Chicago Mercantile Exchange Holdings Inc. Appoints Ernst & Young As Independent Public Accountants

Chicago Mercantile Exchange Holdings Inc. today announced that it has appointed Ernst & Young LLP as the company's independent public accountants for the 2002 fiscal year, succeeding Arthur Andersen LLP. The decision was made after a thorough selection process by the Board of Directors, its Audit Committee and management.

Chicago Mercantile Exchange Holdings Inc. is the parent company of Chicago Mercantile Exchange Inc. (www.cme.com), the largest futures exchange in the United States based on trading volume, open interest and notional value. As an international marketplace, CME brings together buyers and sellers on its trading floors and GLOBEXÒ around-the-clock electronic trading platform. CME offers futures contracts and options on futures primarily in four product areas: interest rates, stock indexes, foreign exchange and commodities. CME traded 411.7 million futures and options on futures contracts in 2001, with an underlying value of $293.9 trillion. The exchange moves about $1.6 billion per day in settlement payments and manages $27.4 billion in collateral deposits.