News Release

NYMEX Announces Margins for New Catastrophe Risk Futures Contracts

Wed Feb 28 2007

NEW YORK, N.Y., February 28, 2007 — The New York Mercantile Exchange, Inc. today announced margin rates for the three new catastrophe risk futures contracts that will begin trading on March 4 for trade date March 5.

Margins for the nationwide catastrophe risk futures contacts will be $8,800 for clearing members, $8,800 for members, and $10,800 for customers.

The margins for the Texas to Maine and the Florida catastrophe risk futures contracts will $3,500 for clearing members, $3,850 for members, and $4,725 for customers.

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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: Steffanie Marchese, 212-299-2455 or  Keil Decker, 212-299-2209

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