This is a brief review of the option Greeks. They are sensitivities: what is the change in option price with respect to [stock price | volatility | rate | term]. Delta: change in option price with respect to stock pric. Gamma: change in delta with respect to stock price. Vega: with respect to volatility. Rho: with respect to rate. Theta: with respect to term

This is Black-Scholes for a European-style call option. You can download the XLS at my site @ www.bionicturtle.com