Option pricing is calculated using the Black-Scholes model, which takes four influential factors into account: the price of an underlying stock (assuming constant drift and volatility), an option’s ...

The strike price is the price at which a put or call option can be exercised. It's also known as the exercise price. Picking the strike price is one of three key decisions an investor must make when ...

Learn the benefits and risks of options and how to start trading options Reviewed by Samantha Silberstein Fact checked by Suzanne Kvilhaug An option is a contract giving the buyer the right—but not ...