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.
- Horizontal Spread
The purchase of either a call or put option and the simultaneous sale of the same type of option with typically the same strike price but with a different expiration month. Also referred to as a calendar spread.