Call options are a type of option that increases in value when a stock rises. They’re the best-known kind of option, and they allow the owner to lock in a price to buy a specific stock by a specific ...

Long call and covered call approaches both involve call options, but they serve very different purposes in a portfolio. A long call is typically a speculative strategy, allowing investors to profit ...

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 ...