CME To Observe Two-Minute Silence In Stock Index Markets Commemorating End Of Recovery Effort At Ground Zero

Chicago Mercantile Exchange Inc. (CME) will observe a two-minute silence in its stock index markets from 9:29 a.m. - 9:31 a.m. (Central time) tomorrow, May 30, in conjunction with memorial events commemorating the end of the recovery effort at Ground Zero.

The two-minute trading halt in stock index products at CME coincides with a commemoration and trading halt on the New York Stock Exchange. CME will halt equity trading both on its floor and its GLOBEX® electronic trading platform.

Chicago Mercantile Exchange Inc. (www.cme.com) is the largest futures exchange in the United States and the second largest exchange in the world for the trading of futures and options on futures. As an international marketplace, CME brings together buyers and sellers on its trading floors and GLOBEX® 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. The exchange moves about $1.6 billion per day in settlement payments and manages $27.4 billion in collateral deposits. CME is a wholly owned subsidiary of Chicago Mercantile Exchange Holdings Inc.