Why does an option have this price?

Option price = f(spot S, strike K, time T, volatility σ, interest rate r, dividend yield q).

Start with six inputs, then explore intrinsic value, extrinsic value and Greeks. Guests can read 3 lessons; all signed-in members get all 9 lessons and the calculator free.

For learning pricing principles. Model values are not actual execution prices or investment advice.