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BREAKING DOWN 'Expiration Date (Derivatives)'. The expiration date for all listed stock options in the United States is normally the third Friday of the contract month, which is the month when the contract expires.However, when that Friday falls on a holiday, the expiration date is on the Thursday immediately before the third Friday.Once an options or futures contract passes its expiration date, the contract is invalid.owever, when that Friday falls on a holiday, the expiration date is on the Thursday immediately before the third Friday. Once an options or futures contract passes its expiration date, the contract is invalid.
These Weeklys are based on the index options: SPX, XSP, OEX, and XEO. These are cash-settled options. New series for Weeklys are listed each Friday and expire the following Friday except that no Weeklys will be listed that would expire during the expiration week for standard options (the third Friday of each month).