A stock option is a security which gives the holder the right to purchase stock (usually common stock) at a set price (called the strike price) for a fixed period of time. Stock options are the most common form of employee equity and are used as part of employee compensation packages in most technology startups.

A stock option is a security which gives the holder the right to purchase stock (usually common stock) at a set price (called the strike price) for a fixed period of time. Stock options are the most common form of employee equity and are used as part of employee compensation packages in most technology startups.