M&A Deal Summary

StoneX Acquires R.J. O Brien & Associates

On April 14, 2025, StoneX acquired financial services company R.J. O Brien & Associates from Capital Southwest for 900M USD

Acquisition Highlights
  • This is StoneX’s 8th transaction in the Financial Services sector.
  • This is StoneX’s largest (disclosed) transaction.
  • This is StoneX’s 10th transaction in the United States.
  • This is StoneX’s 4th transaction in Illinois.

M&A Deal Summary

Date 2025-04-14
Target R.J. O Brien & Associates
Sector Financial Services
Buyer(s) StoneX
Sellers(s) Capital Southwest
Deal Type Add-on Acquisition
Deal Value 900M USD
Advisor(s) Broadhaven Capital Partners (Financial)
Mayer Brown (Legal)

Target

R.J. O Brien & Associates

Chicago, Illinois, United States
R.J. O'Brien & Associates is an independent futures brokerage and clearing firm in the United States. RJO offers the state-of-the-art in order entry technology coupled with 24-hour execution and clearing on every futures exchange worldwide. Clearing more than 80,000 client accounts, the firm provides a full range of services to the industry’s largest global network of introducing brokers (IBs) and to commercial, institutional, international, and individual investors. R.J. O'Brien & Associates is based in Chicago, Illinois.

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Buyer(S) 1

Buyer

StoneX

New York, New York, United States

Category Company
Founded 1924
Sector Financial Services
Employees4,620
Revenue 99.9B USD (2024)
DESCRIPTION

StoneX is a provider of execution and advisory services in commodities, currencies, and international securities. StoneX was founded in 1924 and is based in New York, New York.


DEAL STATS #
Overall 19 of 22
Sector: Financial Services M&A 8 of 9
Type: Add-on Acquisition M&A Deals 12 of 15
State: Illinois M&A 4 of 4
Country: United States M&A 10 of 12
Year: 2025 M&A 1 of 4
Size (of disclosed) 1 of 2
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2024-10-09 JBR Recovery - Precious Metal Recovery and Refining

United Kingdom

JBR Recovery's Precious Metal Recovery and Refining offers metal recovery and refining services. JBR Recovery's Precious Metal Recovery and Refining is based in United Kingdom.

Sell -
FOLLOWING DEAL
DATE TARGET DEAL TYPE VALUE
2025-05-12 Plantureux

Paris, France

Plantureux is a brokerage firm specializing in agricultural commodities across both the physical and derivatives markets. Plantureux is based in Paris.

Buy -

Seller(S) 1

DESCRIPTION

Capital Southwest Corp. is a credit focused business development company focused on providing financing to profitable, mid-sized companies throughout the US. The Firm doesn't have any sector preferences and will consider a variety of investment structures. Capital Southwest Corp. was originally established in 1961 and is headquartered in Dallas, Texas.


DEAL STATS #
Overall 14 of 16
Sector: Financial Services M&A 1 of 1
Type: Add-on Acquisition M&A Deals 4 of 4
State: Illinois M&A 2 of 2
Country: United States M&A 14 of 16
Year: 2025 M&A 2 of 4
Size (of disclosed) 2 of 2
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2025-03-20 NinjaTrader Group

Chicago, Illinois, United States

NinjaTrader Group is a provider of trading software and brokerage services to active traders. NinjaTrader Group was founded in 2003 and is based in Chicago, Illinois.

Sell $1.5B
FOLLOWING DEAL
DATE TARGET DEAL TYPE VALUE
2025-05-19 Relevant

Houston, Texas, United States

Relevant is a compressed, oil-free air rental provider to end-users in refineries, petrochemicals, power generation, food and beverage, pharmaceuticals, plastics, and other industrial settings. Its fleet can address a full spectrum of pressure and flow needs for its customers, who often operate in environments in which tailored solutions for oil-free air are required. Relevant was founded in 1984 and is based in Houston, Texas.

Sell -