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Options Greeks Calculator

Calculate Delta, Gamma, Theta, Vega for options trading.

Options Greeks Calculator

Language:

Underlying Price (S)

Strike Price (K)

Implied Volatility (%)

Days to Expiry

Risk-free Rate (%)

Option Type

CallPut

Results

Option Price

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Delta

—

Gamma

—

Vega (per 1% vol)

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Theta (per day)

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Rho (per 1% rate)

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About this calculator

This calculator uses the Black–Scholes model to estimate option price and Greeks. Inputs: underlying price, strike, time to expiration, annualized volatility and risk-free interest rate. Volatility and rate are in percent. Theta is shown per calendar day; vega and rho are shown per 1% change.