News Release

NYMEX Energy Futures Contracts Set Daily Volume Records

Thu Sep 14 2006

New York, N.Y., September 14, 2006 — The New York Mercantile Exchange, Inc. announced today that it set daily volume records for total crude oil futures, as well as records on CME Globex for total NYMEX energy, crude oil, natural gas, heating oil, and NYMEX miNYTM crude oil futures contracts.

Total NYMEX crude oil futures, via open outcry and electronic trading venues, reached 428,125 contracts on Wednesday, surpassing the 406,314 contracts traded on August 30, 2005.

Yesterday, on CME Globex, energy futures contracts reached 321,129, exceeding the 316,156 contracts traded on September 12. Crude oil futures totaled 136,646, topping the 120949 contracts traded on Monday.

On Tuesday, natural gas futures traded a record 27,769 contracts, surpassing the 22,900 contracts traded on July 31. Heating oil futures traded 12,740 contracts, beating the 11,523 contracts traded on Monday. NYMEX miNY crude oil futures reached 128,350 contracts, surpassing the 115,677 contracts traded on Monday.

NYMEX launched its physically settled futures contracts for trading on CME Globex during regular open outcry trading hours on September 5, following its initial offering of financially settled, standard-sized and NYMEX miNY energy futures contracts for trading on CME Globex on June 12. Access to electronic trading of NYMEX products is available virtually 24 hours a day on CME Globex.

For more information, go to www.nymexoncmeglobex.com.

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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: Anu Ahluwalia, NYMEX, 212-299-2439 or  Allan Schoenberg, CME, 312-930-8189

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