CME Group, the world's largest and most diverse exchange, will close its trading floors at both the CME and CBOT buildings on Tuesday, December 25 and Tuesday, January 1, 2008, in observance of Christmas and New Year's Days. Abbreviated trading hours will be held for certain products on both Monday, December 24 and Monday, December 31.

The New York Mercantile Exchange, Inc. today announced that it will list crack spread options and one-month calendar spread options for its crude oil, natural gas, heating oil, and RBOB gasoline contracts on CME Globex, beginning on December 16 for trade date December 17.

The New York Mercantile Exchange, Inc., a subsidiary of NYMEX Holdings, Inc. (NYSE: NMX), announced that it set daily volume records yesterday for its gold contract on the CME Globex ® electronic trading platform, overall gold futures, and total metals futures for COMEX.

CME Group, the world's largest and most diverse exchange and the largest regulated marketplace for foreign exchange (FX) trading, today announced that is has expanded its FX team by appointing K.C. Lam as Director and Head of Asian FX Sales.

The New York Mercantile Exchange, Inc., a subsidiary of NYMEX Holdings, Inc. (NYSE: NMX), set daily volume records today for total crude oil futures traded on electronic and open outcry venues and crude oil futures traded on the CME Globex electronic trading platform.

New York Mercantile Exchange, Inc., announced a complete trading and processing schedule for Thanksgiving, Christmas, and New Year's Eve 2007 and New Year's Day 2008 (all in Eastern time):

Chicago Mercantile Exchange Group Inc. declared a fourth-quarter dividend of 86 cents per share, payable December 26, 2007, to shareholders of record as of December 10, 2007.

Chicago Mercantile Exchange Group, the world's largest and most diverse exchange, announced the extension of its electronic trading hours for mini-sized corn, soybean and wheat futures contracts beginning November 9. The mini agricultural contracts will trade electronically side-by-side with the grains and oilseed products already available in open outcry, which is expected to maximize access for global customers and increase opportunities for both electronic and floor trading.

Chicago Mercantile Exchange Group announced 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).

Chicago Mercantile Exchange Group, the world's largest and most diverse exchange and the largest regulated marketplace for foreign exchange (FX) trading, today announced plans to offer volatility-based quoting on six of its FX options on futures contracts: Euro FX, British pound, Japanese yen, Canadian dollar, Swiss franc and Australian dollar.

CME Group, the world's largest and most diverse exchange, today announced October volume averaged 9.5 million contracts per day, up 14 percent from October 2006. Total electronic volume averaged 7.7 million contracts per day, up 28 percent from the prior October.

CME Group, the world's largest and most diverse exchange, announced this month the launch of the FIX/FAST(SM) market data format, which allows customers to receive market data more efficiently.