Options Break-Even Calculator

The break-even price of an options contract is where the trader neither gains nor loses at expiry. For a call it is strike plus premium; for a put it is strike minus premium

The calculator uses the standard published formula for options break even. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

This calculator works with inches. You can enter values in the units shown — the calculator handles all conversions internally.

The core formula is: Call break-even = Strike price + Premium paid. Each step in the calculation is shown so you can verify the result manually.