CHICAGO, May 4 /PRNewswire-FirstCall/ -- CME Group Inc., the world's largest and most diverse derivatives exchange, today announced a new PJM Western Hub 50 MW peak calendar month real-time LMP swap futures contract, scheduled to begin trading on May 17 for trade date May 18. This contract is listed with, and subject to, the rules and regulations of NYMEX. It will be available on the CME Globex(R) electronic trading platform. The PJM Western Hub is one of the most actively trading locations in the U.S. electricity market. The PJM Interconnection LLC (PJM) is a regional transmission organization regulated by the Federal Energy Regulatory Commission that operates an electricity system which includes 13 states and the District of Columbia. PJM is the world's largest wholesale competitive electricity market and includes an area with a population of 51 million. The commodity code will be 4SN, and the first listed month will be June 2009. The contract will be listed for five consecutive calendar years with a new calendar year added after the termination of the December contract month of the current year. The contract will be 800 megawatt hours in size, based on 50 megawatts for peak daily hours, with a minimum price fluctuation of $0.05. For more information, please visit http://www.cmegroup.com/clearport. CME Group (http://www.cmegroup.com/) is the world's largest and most diverse derivatives exchange. Building on the heritage of CME, CBOT and NYMEX, 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 trading floors in Chicago and New York. By acting as the buyer to every seller and the seller to every buyer, CME Clearing virtually eliminates counterparty credit risk. CME Clearing also offers financial safeguards to help mitigate systemic risk, providing the security and confidence market participants need to operate, invest and grow. 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, energy, agricultural commodities, metals, and alternative investment products such as weather and real estate. CME Group is listed on NASDAQ under the symbol "CME." The Globe logo, CME, Chicago Mercantile Exchange, CME Group, Globex, E-mini and CME ClearPort 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. NYMEX and New York Mercantile Exchange are trademarks of New York Mercantile Exchange, Inc. COMEX is a trademark of Commodity Exchange, Inc. All other trademarks are the property of their respective owners. Further information about CME Group and its products can be found at http://www.cmegroup.com/. CME-G DATASOURCE: CME Group CONTACT: Media, Anu Ahluwalia, +1-212-299-2439 or Allan Schoenberg, +1-312-930-8189, , http://www.cmegroup.mediaroom.com/, or Investors, John Peschier, +1-312-930-8491, all of CME Group Inc. Web Site: http://www.cme.com/

Copyright