Chicago Mercantile Exchange is a wholly-owned subsidiary of Chicago Mercantile Exchange Holding Company (NYSE: CME) and a constituent company of Russell 1000 (R) Index. CME was established in 1874. Its predecessor was the Agricultural Products Exchange, which was founded by a group of agricultural products dealers. At that time, the main commodities listed on the exchange were butter, eggs, poultry and other agricultural products that could not be stored. More than 3600 CBOT members trade 50 different futures and options products. In 2003, the turnover of this exchange reached a record 454 million contracts.