News Release

NYMEX Energy Contracts, NYMEX miNYTM Crude Oil Futures Set Daily Volume Records on CME Globex®

Wed Jun 21 2006

New York, N.Y., June 21, 2006 — The New York Mercantile Exchange, Inc. announced daily volume records for energy futures contracts and NYMEX miNY™ crude oil futures contracts that are traded electronically on CME Globex today.

NYMEX energy futures reached an estimated 108,111 contracts traded on CME Globex. NYMEX miNY crude oil futures traded an estimated 74,328 contracts, surpassing the 65,616 contracts traded on May 4.

NYMEX standard-sized and NYMEX miNY™ futures contracts for crude oil, natural gas, heating oil, and gasoline trade on CME Globex virtually 24 hours a day, including during open outcry trading hours. NYMEX Europe Brent crude oil standard-sized and miNY futures contracts and the Northwest Europe gasoil futures are also available on CME Globex.

James E. Newsome, NYMEX President and Chief Executive Officer, said, "We are very pleased to cross the 100,000 contract volume mark in our second week of side by side trading. NYMEX is gratified to offer its customers with a multitude of trading options, including the full-sized, physically settled energy and metals contracts via open outcry, the full-sized and NYMEX miNY cash-settled energy contracts on CME Globex, and off-exchange cash-settled energy contracts for clearing on NYMEX ClearPort®."


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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, proposed, potential and similar words and terms, in connection with any discussion of future results, including our exploration of and ability to consummate, including as a result of market conditions, a potential initial public offering or other strategic alternative. 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 the forward-looking statements. In particular, the forward-looking statements of NYMEX Holdings, Inc., and its subsidiaries are subject to the following risks and uncertainties: our determination not, or difficulties, delays or unanticipated costs in our ability, including as a result of market conditions, to consummate a potential initial public offering or other strategic alternative; 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, international hostilities or natural disasters, which may affect the general economy as well as oil and other commodity markets. The Company assumes no obligation to update or supplement our forward-looking statements.

Contact: Anu Ahluwalia, (212) 299-2439

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