News Release

NYMEX to Change Margins for Natural Gas, Related Futures Contracts

Mon Jun 09 2008

NEW YORK, NY, June 9, 2008 -- The New York Mercantile Exchange, Inc. today announced margin changes for its natural gas; Henry Hub swap, swing swap and penultimate swap; natural gas penultimate and last day financial; and NYMEX miNYTM natural gas futures contracts, effective at the close of business tomorrow. 

Margins for the first and second months of the natural gas, natural gas penultimate financial, and natural gas last day financial futures contracts will increase to $8,250 from $7,500 for clearing members, to $9,075 from $8,250 for members, and to $11,138 from $10,125 for customers. The margins for the third and fourth months will increase to $9,000 from $8,000 for clearing members, to $9,900 from $8,800 for members, and to $12,150 from $10,800 for customers. Margins for the fifth to ninth months will increase to $9,250 from $8,500 for clearing members, to $10,175 from $9,350 for members, and to $12,488 from $11,475 for customers.  The margins for the 10th to 21st months will increase to $6,000 from $5,500 for clearing members, to $6,600 from $6,050 for members, and to $8,100 from $7,425 for customers. Margins for the 22nd to 33rd months will increase to $4,750 from $4,500 for clearing members, to $5,225 from $4,950 for members, and to $6,413 from $6,075 for customers.  The margins for the 34th to 45th months will increase to $4,500 from $4,250 for clearing members, to $4,950 from $4,675 for members, and to $6,075 from $5,738 for customers. Margins for all other months will increase to $4,000 from $3,750 for clearing members, to $4,400 from $4,125 for members, and to $5,400 from $5,063 for customers.

The margins for the first and second months of the NYMEX miNY natural gas and Henry Hub swap and penultimate swap futures contracts will increase to $2,063 from $1,875 for clearing members, to $2,269 from $2,063 for members, and to $2,784 from $2,531 for customers. The margins for the third and fourth months will increase to $2,250 from $2,000 for clearing members, to $2,475 from $2,200 for members, and to $3,038 from $2,700 for customers. Margins for the fifth to ninth months will increase to $2,313 from $2,125 for clearing members, to $2,544 from $2,338 for members, and to $3,122 from $2,869 for customers.  The margins for the 10th to 21st months will increase to $1,500 from $1,375 for clearing members, to $1,650 from $1,513 for members, and to $2,025 from $1,856 for customers. Margins for the 22nd to 33rd months will increase to $1,188 from $1,125 for clearing members, to $1,306 from $1,238 for members, and to $1,603 from $1,519 for customers.  The margins for the 34th to 45th months will increase to $1,125 from $1,063 for clearing members, to $1,238 from $1,169 for members, and to $1,519 from $1,434 for customers. Margins for all other months will increase to $1,000 from $938 for clearing members, to $1,100 from $1,031 for members, and to $1,350 from $1,266 for customers.

The margins for the Henry Hub swing swap futures contracts will increase to $2,063 from $1,875 for clearing members, to $2,269 from $2,063 for members, and to $2,784 from $2,531 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: Brenda Guzman, 212-299-2436 or Anu Ahluwalia, 212-299-2439

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