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NYMEX Sets Daily Volume Records For Total Natural Gas Futures, Natural Gas Futures On CME Globex®

Date 12/02/2008

The New York Mercantile Exchange, Inc., a subsidiary of NYMEX Holdings, Inc. (NYSE: NMX), today announced that it set daily volume records for total natural gas futures traded on electronic and open outcry venues and natural gas futures traded on the CME Globex electronic trading platform.

On Friday, total natural futures, via electronic and open outcry trading, reached 233,173 contracts, surpassing the 228,728 contracts traded on November 28, 2001.

Yesterday, electronically traded natural gas futures totaled 184,926 contracts, exceeding the 174,481 contracts traded on February 8.

NYMEX launched its physically settled futures contracts for trading on CME Globex during regular open outcry trading hours on September 5, 2006, following its initial offering of financially settled, standard-sized and NYMEX miNY energy futures contracts for trading on CME Globex on June 12, 2006. On December 4, 2006, NYMEX introduced full-sized and COMEX miNY metals futures contracts for side by side trading. Options trading launched on CME Globex on June 25.

Access to electronic trading of NYMEX energy and metals products is available virtually 24 hours a day on CME Globex.

For more information, go to http://www.nymexoncmeglobex.com/.