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This free options pricing calculator uses the Black-Scholes-Merton (BSM) model to calculate theoretical call and put option premiums and the Greeks (Delta, Gamma, Theta, Vega, Rho) in real-time. Perfect for traders analyzing 0DTE (Zero Days to Expiration) strategies or longer-term options. The interactive charts let you visualize how price changes, volatility, and time decay affect option values.
The Black-Scholes-Merton model is a mathematical formula that calculates the theoretical price of European-style options. It evaluates essential factors like the underlying price, strike price, time to expiration, volatility, and risk-free interest rate.
Yes! This tool is specifically designed for 0DTE (Zero Days to Expiration) trading. By switching to Minutes to Expiration mode, you can compute premiums and Greeks in real-time, making it perfect for intraday trading and high-frequency strategies.
Intrinsic value is the amount by which an option is in-the-money, while time value represents the additional premium due to the time left until expiration and the expected market volatility.
Delta measures the sensitivity of an option's price to changes in the price of the underlying asset. It indicates how much the option price is expected to move for a $1 change in the underlying asset's price.
Gamma measures the rate of change of Delta with respect to changes in the underlying asset's price. It helps traders understand how stable an option's Delta is as the price of the underlying changes.
Theta represents the rate at which an option's price decreases over time, also known as time decay. It indicates how much value an option loses with the passage of one day, holding all other factors constant.
Vega measures an option's sensitivity to changes in implied volatility. It indicates how much the option price is expected to change for a 1% change in the underlying asset's volatility.
Rho measures the sensitivity of an option's price to changes in the risk-free interest rate. It shows how much the option price is expected to change for a 1% change in the interest rate.
Absolutely! With intuitive sliders, real-time charts, and clear visualizations, this tool makes understanding option pricing straightforward, even for beginners.
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