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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.
Options Expiration is the day when options expire. Expiring means that the options contract will cease to exist after that. Options expiration days are extremely important for options traders as options with different moneyness state could expire with very different consequences to the state of your trading account.