A call or put option contract on an index (such as a foreign stock market index).

Calls and puts on stock or bond indexes. Index options allow investors to trade a particular market sector or index of securities, without having to make individual purchases of each security in that sector. Index options are listed on various exchanges, including the American, New York, and Chicago Board Options Exchange.

An option whose security is an index.

Calls or Puts on an index.

Calls and Puts on indexes of stocks. Broad-based indexes cover a wide range of companies, narrow-based indexes consist of stocks in one industry or sector of the economy. Owning an option provides investors with the opportunity to buy or sell, but they are not committed to do so