News Release

NYMEX to Expand Limited Months of NYMEX miNY FuturesTM Contracts on CME Globex®

Mon Jul 17 2006

New York, N.Y., July 17, 2006 — The New York Mercantile Exchange, Inc. announced today that the NYMEX miNYTM futures contracts listed on CME Globex will be offered for the full curve, or all months corresponding with the underlying full-sized futures contract, beginning on August 6 for trade date August 7.

The NYMEX miNY crude oil and natural gas futures contracts will be listed for the remaining months of the current year plus the next five years. A new calendar year will be added following the termination of trading in the December contract of the current year.

The NYMEX miNY heating oil futures contract will be listed for 18 consecutive months, and the NYMEX miNY gasoline futures contract will be offered for 12 consecutive months.

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

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