News Release

Exchange to Expand NYMEX ACCESS® and NYMEX ClearPort® Trading Hours

Wed Mar 08 2006

NEW YORK, N.Y., March 8, 2006 — The New York Mercantile Exchange, Inc., today announced that it will extend NYMEX ACCESS® and NYMEX ClearPort® trading hours for trade date March 13..

NYMEX ACCESS® trading hours for the NYMEX Division will end at 9:50 AM on Monday to Friday, instead of at 9:30 AM.

The pre–open break from 9:30 AM to 10 AM on Monday to Friday for NYMEX miNYTM crude oil, heating oil, and gasoline futures contracts will be eliminated. The new trading hours will be 7:00 PM Sunday through 2:30 PM Monday and 3:15 PM Monday to 2:30 PM Friday, with a 45–minute break each day between 2:30 PM and 3:15 PM.

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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

Corporate Communications

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