OPTIONS 101 · EXPIRATION MATH
Breakeven, by the numbers.
Enter a premium and strike to see the hypothetical expiration breakeven for a long call or put. This educational calculation uses only the values you enter.
LONG OPTION · PER SHARE
Enter the contract values
Strike price per underlying share.
Enter a strike per share.
Hypothetical expiration breakeven
Enter a valid premium and strike to calculate.
Formula: strike + premium
What this calculation assumes
It models a hypothetical long option held to expiration. The breakeven is per underlying share and excludes fees and taxes. It does not estimate an option's value before expiration or account for share exposure that may follow exercise.
Educational purposes only. This calculator is not trading advice or a recommendation to buy or sell an option.