News Release

NYMEX to Modify Daily Settlement Derivative Trading Hours

Fri Feb 17 2006

NEW YORK, N.Y., February 17, 2006 — The New York Mercantile Exchange, Inc. today announced that it will change the trading hours for its crude oil and natural gas daily settlement derivatives contracts, beginning on February 27.

The trading hours for the crude oil daily settlement derivatives contract will change to 9 AM to 9:15 AM New York time from 8:30 AM to 9:00 AM. Trading hours for the natural gas daily settlement derivatives contract will change to 9:10 AM to 9:25 AM New York time from 8:45 AM to 9:15 AM.

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Contact: Anu Ahluwalia , 212-299-2439

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