News Release

Exchange Sets Daily Volume Records

Wed Aug 31 2005

NEW YORK, N.Y., August 31, 2005 — The New York Mercantile Exchange, Inc., set daily volume records yesterday for overall Exchange volume, Exchange–wide options, NYMEX Division futures and options, NYMEX Division futures, NYMEX Division options, crude oil futures, gasoline futures, NYMEX ClearPort® clearing, overall NYMEX miNYsm futures, and NYMEX miNYsm crude oil futures.

Overall Exchange volume reached 1,383,616 contracts, breaking the previous record of 1,201,461 contracts traded on August 11. This total includes a record 1,168,260 futures and options contracts traded on the NYMEX Division, surpassing the previous record 1,017,302 contracts traded on August 11. Exchange-wide options reached 246,032, breaking the previous record of 232,908 set on March 7, 2002. NYMEX Division futures hit a record of 946,844 contracts, exceeding the 836,548 contracts traded on August 11. NYMEX Division options reached 221,416 contracts traded, exceeding the previous record of 216,314 set on March 7, 2002. Crude oil futures hit 406,314 contracts traded, beating the 383,589 contracts traded on August 11. A record 95,733 gasoline futures contracts traded, breaking the previous record of 89,418 on April 7. NYMEX ClearPort® clearing volume reached 238,544 contracts, exceeding the 226,653 contracts cleared on August 24. NYMEX miNYsm volume reached 62,779, surpassing the 52,827 contracts traded on August 29. This record includes 59,941 NYMEX miNYsm crude oil futures contracts traded, breaking the previous record of 50,399 on August 29.

Exchange President James E. Newsome said, "We are pleased that the industry values the liquidity, price transparency, and stability that our markets provide. In these tragic times of uncertainty, the Exchange will continue to provide a fair and balanced marketplace."

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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.

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