News Release

NYMEX to Offer TAS for Physical Futures Contracts on CME Globex®

Wed Aug 23 2006

New York, N.Y., August 23, 2006 -- The New York Mercantile Exchange, Inc. announced today that it will offer trading at settlement (TAS) for its physical energy futures contracts that will begin trading on CME Globex during regular floor trading hours, beginning on September 4 for trade date September 5.

TAS will be available for the first two months of trading for energy futures contracts traded on the NYMEX trading floor and on CME Globex.

NYMEX launched financially settled, standard-sized and NYMEX miNYTM energy futures contracts for trading on CME Globex on June 12. Access to electronic trading of NYMEX products is available virtually 24 hours a day on CME Globex.


Forward Looking and Cautionary Statements
This press release may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act, with respect to our future performance, operating results, strategy, and other future events. Such statements generally include words such as could, can, anticipate, believe, expect, seek, pursue, and similar words and terms, in connection with any discussion of future results. Forward-looking statements involve a number of assumptions, risks, and uncertainties, any of which may cause actual results to differ materially from the anticipated, estimated, or projected results referenced in forward-looking statements. In particular, the forward-looking statements of NYMEX Holdings, Inc., and its subsidiaries are subject to the following risks and uncertainties: the success and timing of new futures contracts and products; changes in political, economic, or industry conditions; the unfavorable resolution of material legal proceedings; the impact and timing of technological changes and the adequacy of intellectual property protection; the impact of legislative and regulatory actions, including without limitation, actions by the Commodity Futures Trading Commission; and terrorist activities and international hostilities, which may affect the general economy as well as oil and other commodity markets. We assume no obligation to update or supplement our forward-looking statements.

Contact: Anu Ahluwalia, (212) 299-2439

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