News Release

NYMEX Sets Daily Options Volume Records

Thu Jul 26 2007

NEW YORK, July 26 /PRNewswire-FirstCall/ -- The New York Mercantile Exchange, Inc., a subsidiary of NYMEX Holdings, Inc. (NYSE: NMX), announced that it set daily volume records for total NYMEX and COMEX options, NYMEX options, natural gas options, and European natural gas options contracts yesterday.

Total NYMEX and COMEX options reached 1,518,301 contracts, shattering the previous record of 541,969 contracts traded on May 15.

NYMEX options totaled 1,505,921 contracts, exceeding the previous record of 526,126 contracts traded on May 15.

Natural gas options traded 665,785 contracts, surpassing the 143,877 contracts traded on May 15.

European natural gas options reached 726,653 contracts, beating the previous record of 245,915 contracts traded on September 6, 2006.

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.

SOURCE: NYMEX Holdings, Inc.

CONTACT: Anu Ahluwalia, +1-212-299-2439, or Keil Decker,
+1-212-299-2209, both of NYMEX Holdings, Inc.

Web site: http://www.nymex.com/

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