| Notice to Members |
| Notice No. 491 09/24/2008 |
| Copper Options and Natural Gas Options Expiration Dates |
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| Please be reminded that the following are the official expiration dates for the selected Natural Gas and Copper Options which were impacted by the change in the Holiday schedule assumptions in 2006.
January 2009 Natural Gas Options will expire on Wednesday, December 24, 2008. These options were originally listed when it was assumed that Friday December 26th was a holiday. December 2008 Copper Options will expire on Monday, November 24, 2008. These options were not listed when the new holiday assumptions went into effect and so adhere to the new holiday schedule. |
| Should you have any questions or require any further information, please contact exchangeinfo@nymex.com |