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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.
Looking again at the example from above, if GE is trading at $34.80 and the one-month to expiration GE 30 call option is trading at $5, the time value of the option is $0.20 ($5.00 - $4.80 = $0.20).