Black-Scholes Calculator Close the FAQ window

Black-Scholes Calculator

To calculate a basic Black-Scholes value for your stock options, fill in the fields below. The data and results will not be saved and do not feed the tools on this website. Remember that the actual monetary value of vested stock options is the difference between the market price and your exercise price. To learn more about the the Black-Scholes method of valuing employee stock options, see the section Valuation & Expensing on this website.

Black-Scholes Value:
Stock Price:
(in USD)
(ex. 31.55)
Exercise Price:
(in USD)
(ex. 22.75)
Time to maturity:
(in years)
(ex. 3.5)
Annual risk-free interest rate (ex. 5%)
Annualized volatility (ex. 50%)
This calculator does not consider dividends paid on your stock and would thus not be accurate for companies that pay them.