News Release

NYMEX to Expand Block Trading, EFS and TAS for Floor, Electronic Trading

Thu Feb 22 2007

NEW YORK, N.Y., February 22, 2007 — The New York Mercantile Exchange, Inc. announced today that, beginning on February 26, it will expand block trading and exchange of futures for swaps (EFS) to include its core energy futures contracts. Additionally, trading at settlement (TAS) will be expanded on the floor and electronically.

Block trades will be available with a minimum quantity of 200 contracts for crude oil futures, and 100 contracts for natural gas, heating oil and gasoline futures. Block trades may be submitted on the trading floor or by fax to the NYMEX facilitation desk, if registered for NYMEX ClearPort®. An additional fee of $1.50 per lot per side will apply.

EFS will be available for crude oil and heating oil futures, as is currently available for natural gas and gasoline futures contracts. Submission will be expanded beyond the trading floor to include NYMEX ClearPort. A fee of $2.50 per lot per side will apply.

TAS will expand to include the third nearby trading month for all eligible energy contracts on the NYMEX trading floor and on the CME Globex® electronic trading platform.

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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 or  Keil Decker, 212) 299-2209

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