when a company buys a majority of another company's public stock

options that can be exercised before their expiration date

buying and selling similar instruments to make a risk-free profit

the lowest available price to buy

being forced to fulfill the obligation of an option contract

an option with a strike price at or near the price of the underlying

automatic performance of an option contract, due to the option expiring in-the-money

an option expiration month later than the current month

a spread in which more options are purchased than sold

the difference between the price of futures and the cash price