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.

P

Primary Dealer

A designation given by the Federal Reserve System to commercial banks or broker/dealers who meet specific criteria. Among the criteria are capital requirements and meaningful participation in the Treasury auctions.