News Release

NYMEX Announces Margins for New Alternative Energy Equity Index Futures Contract

Thu Sep 27 2007

New York, N.Y., September 27, 2007 --  The New York Mercantile Exchange, Inc. today announced margins for its new alternative energy equity index futures contact that will launch on CME Globex® and NYMEX ClearPort®, beginning on September 30 for trade date October 1.

Margins will be $3,500 for clearing member, $3,850 for members, and $4,725 for customers. 

Intra-commodity spread margins will be $100 for clearing members, $110 for members, and $135 for customers.

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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