Welcome to the RJO Futures trading terms glossary. Within this glossary, you will find an expansive list of trading terms covering commodity, option, and futures trading terminology. Bookmark this section as a quick reference for definitions of trading terms as you browse the Internet and our site for more information on futures and options trading within the financial and commodities markets.
An indicator used to measure and report value changes in a selected group of stocks. How a particular stock index tracks the market depends on its composition the sampling of stocks, the weighting of individual stocks, and the method of averaging used to establish an index.