News Release

NYMEX to Change Margins for Copper Futures Contracts

Wed Feb 20 2008
NEW YORK, N.Y., February 20, 2008 -- The New York Mercantile Exchange, Inc. announced today that it will change margins for its copper and COMEX miNYTM copper futures contracts, effective at the close of business tomorrow.
Copper futures margins will increase to $5,750 from $5,250 for clearing and non-clearing members and to $7,763 from $7,088 for customers.
Margins for the COMEX miNY copper futures contract will increase to $2,875 from $2,625 for clearing and non-clearing members and to $3,882 from $3,544 for customers.
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: Brenda Guzman, 212-299-2436 or Keil Decker, 212-299-2209

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