RJO'Brien is now part of StoneX

  • About
  • Careers
  • News & Media
  • Historical Timeline
  • Contact Us
  • Login
  • Open Account
Menu
  • Market Sectors
    • Futures & Options
      • Fixed Income
      • Agriculture
      • Energy
      • Equity Indices
      • Metals
      • Soft Commodities
    • OTC Agriculture

    • View Our Latest Market Insights

      Get in-depth commentary and futures market intelligence

  • Services
    • Futures Brokerage
    • Voice Brokerage
    • Electronic Execution
    • OTC
    • Futures Clearing
    • Facilities Management
    • Capital & Risk Management
  • Clients
      • Financial Institutions
      • Introducing Brokers
      • Individual Traders
      • Commercial Hedgers
      • FCM
      • Fund Management

      • View Our Latest Market Insights

        Get in-depth commentary and futures market intelligence

  • Technology
    • RJO Technology
    • Trading Platforms
    • FIX Solutions
  • Trading Platforms
    • RJO
    • CQG
    • TT
    • T4
  • Quotes & Charts
    • Futures & Options Quotes
    • Futures Charts
  • Market Insights
Menu
  • Market Sectors
    • Futures & Options
      • Fixed Income
      • Agriculture
      • Energy
      • Equity Indices
      • Metals
      • Soft Commodities
    • OTC Agriculture

    • View Our Latest Market Insights

      Get in-depth commentary and futures market intelligence

  • Services
    • Futures Brokerage
    • Voice Brokerage
    • Electronic Execution
    • OTC
    • Futures Clearing
    • Facilities Management
    • Capital & Risk Management
  • Clients
      • Financial Institutions
      • Introducing Brokers
      • Individual Traders
      • Commercial Hedgers
      • FCM
      • Fund Management

      • View Our Latest Market Insights

        Get in-depth commentary and futures market intelligence

  • Technology
    • RJO Technology
    • Trading Platforms
    • FIX Solutions
  • Trading Platforms
    • RJO
    • CQG
    • TT
    • T4
  • Quotes & Charts
    • Futures & Options Quotes
    • Futures Charts
  • Market Insights
  • About
  • Careers
  • News & Media
  • Historical Timeline
  • Contact Us
  • Login
  • Open Account

Margins

Download the RJO Quick Margin Guide

Connect with RJO today!

Contact Us Now
222 South Riverside Plaza,
Suite 1200,
Chicago, IL, 60606

RJO Global Sites

  • RJO Futures
  • RJO Canada
  • RJO Limited
  • OASIS Investment Strategies

Resources

  • FAQs
  • Futures & Options Quotes
  • Futures Charts
  • Symbols List
  • Margins
  • Futures Calendar

Quick Links

  • RJO Technology
  • Trading Platforms
  • News & Media
  • About
  • Careers
  • Contact Us
  • Log In

Effective May 31, 2026, futures trading and clearing services formerly provided through R.J. O’Brien Associates, LLC will now be provided by StoneX Financial Inc.

Futures and Options on Futures trading services are provided by the FCM Division of StoneX Financial Inc (“SFI”) (NFA ID: 0476094). Futures, and Options on Futures involve significant risk of loss and may not be suitable for all investors. Past performance is not indicative of future results. Check the background of SFI's FCM Division on NFA’s BASIC system.

SFI is wholly-owned subsidiary of StoneX Group Inc. (NASDAQ: SNEX). StoneX Group Inc., through its subsidiaries, connects clients to the global markets ecosystem – providing customers with market access, end-to-end clearing and execution, and high-touch expertise.

The subsidiaries of StoneX Group Inc. provide financial products and services, including, but not limited to, physical commodities, securities, clearing, global payments, risk management, asset management, foreign exchange, and exchange-traded and over-the-counter derivatives. These financial products and services are offered in accordance with the applicable laws in the jurisdictions in which they are provided and are subject to specific terms, conditions, and restrictions contained in the terms of business applicable to each such offering. Not all products and services are available in all countries. The products and services offered by the StoneX Group of companies involve risk of loss and may not be suitable for all investors. Full Disclaimer.

This website is not intended for residents of any particular country, and the information herein is not advice nor a recommendation to trade nor does it constitute an offer or solicitation to buy or sell any financial product or service, by any person or entity in any jurisdiction or country where such distribution or use would be contrary to local law or regulation. Please refer to the Regulatory Disclosure section for entity-specific disclosures.

No part of this material may be copied, photocopied or duplicated in any form by any means or redistributed without the prior written consent of StoneX Group Inc. The information herein is provided for informational purposes only. This information is provided on an ‘as-is’ basis and may contain statements and opinions of the StoneX Group of companies as well as excerpts and/or information from public sources and third parties and no warranty, whether express or implied, is given as to its completeness or accuracy. Each company within the StoneX Group of companies (on its own behalf and on behalf of its directors, employees and agents) disclaims any and all liability as well as any third-party claim that may arise from the accuracy and/or completeness of the information detailed herein, as well as the use of or reliance on this information by the recipient, any member of its group or any third party.

  • Privacy Policy
  • Disclaimer
  • Clearing Disclosure
  • Firm Disclosures
  • Copyright

Reproduction or use in any format without authorization is forbidden. © Copyright 2026. All rights reserved.

This website stores cookies on your computer. These cookies are used to improve your website experience and provide more personalized services to you, both on this website and through other media. By clicking Accept you consent and agree that we may store and access cookies on the device you are using to access this site. For more information please refer to our cookie policy,Accept