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.


Purchasing Power

Total Trade Equity minus Initial Margin. Your purchasing power represents funds available to you to establish new positions. Your purchasing power changes throughout the day as your total trade equity and margins change. If you have options positions, margin amounts are based on a calculation of total portfolio risk.