News Release

NYMEX Announces Trading and Processing Schedule for President's Day Holiday

Fri Feb 08 2008

NEW YORK, Feb. 8 /PRNewswire-FirstCall/ -- The New York Mercantile Exchange, Inc. a subsidiary of NYMEX Holdings, Inc. (NYSE: NMX), today announced a complete trading and processing schedule for the President's Day holiday (all in Eastern time):

  Friday February 15, 2008

  -- Normal Floor closing for all NYMEX and COMEX products. Not an early
     closing day.
  -- NYMEX and COMEX products on CME Globe®, NYMEX ClearPort®
     (including DME Direct) will be open until 5:15 PM, for February 15
     trade date.
  -- large trader reporting for any clearing members holding DME positions
     for the February 15 trade date are due by midnight on Friday.


  Sunday February 17, 2008

  -- NYMEX and COMEX products on CME Globex and NYMEX ClearPort (including
     DME Direct) will open for trading/trade submission at 6:00 PM for the
     February 19 trade date.
  -- Day/session orders entered on CME Globex or on DME Direct are for the
     February 19 trade date and will continue through Tuesday's close at
     5:15 PM.


  Monday February 18, 2008 (President's Day)

  -- NYMEX and COMEX trading floors will be closed.
  -- The DME intraday settlement price (OSP) to be published at the normal
     time of 3:30 AM for February 18 calendar date.  No post-close
     settlement to be published.
  -- NYMEX and COMEX products on CME Globex and NYMEX ClearPort (including
     DME Direct) will open for trading/trade submission for the February 19
     trade date until the trading halt at 5:15 PM.
  -- Day/session orders entered on CME Globex or DME Direct will be for the
     February 19 trade date and will continue until Tuesday's close at
     5:15 PM.
  -- NYMEX trading at settlement (TAS) products on CME Globex will be
     available for trading for the February 19 trade date.
  -- NYMEX TMS will be available for trade management for February 19 trade
     date.
  -- NYMEX cleared trades API will be available.
  -- Markets will not be settled and settlements will not be published, as
     February 18 is not a trade or processing date.
  -- NYMEX intraday files will not be produced, no clearing will occur, and
     no clearing functionality will be available.
  -- Daily SPAN and erosion files will not be produced (an additional
     erosion file will be produced on February 19).
  -- Options cannot be exercised.
  -- There will not be any allocation of energy and metal deliveries or
     delivery notices, and related forms will not be accepted.
  -- The first normal intraday file generated on calendar date February 19
     will contain trades from calendar date February 18.
  -- NYMEX and COMEX products on CME Globex and NYMEX ClearPort (including
     DME Direct) all reopen for trading/trade submission at 6:00 PM
     (February 19 Trade Date).


  Tuesday February 19, 2008

  -- Normal schedule resumes.
  -- Banking for February 15th clearing cycle will occur.
  -- Large trader reporting for NYMEX and COMEX for February 15th trade date
     for any clearing members not holding DME positions are due by 8:00 AM.
  -- "Double Erosion" will occur to account for the February 18 Peak Day.
     Two erosion files will be produced.

The full NYMEX 2008 holiday schedule can be found at: http://www.nymex.com/holida_schedu.aspx

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: Brenda Guzman, +1-212-299-2436, or Keil Decker,
+1-212-299-2209, both of NYMEX Holdings, Inc.

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

Corporate Communications

+1 312 930 3434
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