There's more to option trading than just picking the proper strike price. Once a position has been established, it's important for option players to know what courses of action are available so they ...

The Greeks (which include delta, gamma, theta, vega, and rho) provide a way to measure the sensitivity of an option's price ...

A put option (or "put"), which gives the holder the right to sell, can be contrasted with a call option, which provides the holder with the right to buy the underlying security at a specified price, ...