News Release

NYMEX to Change Margins for Heating Oil, Related Futures Contracts

Tue Jul 01 2008

NEW YORK, N.Y., July 1, 2008-- The New York Mercantile Exchange, Inc. announced today that it will change margins for the heating oil, New York Harbor heating oil calendar swap, heating oil financial, and NYMEX miNYTM heating oil futures contracts, beginning at the close of business tomorrow. 

Margins for the first month of the heating oil, New York Harbor heating oil calendar swap, and heating oil financial futures contracts will increase to $10,250 from $10,000 for clearing members, to $11,275 from $11,000 for members, and to $13,838 from $13,500 for customers.  Margins for the second month will increase to $9,750 from $9,500 for clearing members, to $10,725 from $10,450 for members, and to $13,163 from $12,825 for customers. Margins for the third through eighth months will increase to $9,250 from $8,750 for clearing members, to $10,175 from $9,625 for members, and to $12,488 from $11,813 for customers. The margins for all other months will increase to $8,250 from $8,000 for clearing members, to $9,075 from $8,800 for members, and to $11,138 from $10,800 for customers. 

Margins for the first month of NYMEX miNY heating oil futures contract will increase to $5,125 from $5,000 for clearing members, to $5,638 from $5,500 for members, and to $6,919 from $6,750 for customers. The margins for the second month will increase to $4,875 from $4,750 for clearing members, to $5,363 from $5,225 for members, and to $6,581 from $6,413 for customers. Margins for the third through eighth months will increase to $4,625 from $4,375 for clearing members, to $5,088 from $4,813 for members, and to $6,244 from $5,906 for customers.  Margins for all other months will increase $4,125 from $4,000 for clearing members, to $4,538 from $4,400 for members, and to $5,569 from $5,400 for customers. 

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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, 212-299-2439 or Brenda Guzman, 212-299-2436

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