StoneX closes $900m RJ O'Brien takeover

1st August, 2025

Radi Khasawneh
RJO Chicago gig

StoneX has closed its $900 million (£683m) acquisition of RJ O’Brien (RJO), creating the largest non-bank Futures Commission Merchant (FCM) in the US.

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ABN AMRO
Bank of America
CBOE
Citi
Goldman Sachs
DRW Holdings
HSBC
J.P Morgan
Marex
Morgan Stanley
SGX
SocGen
Susquehanna
MUFG Investor Services
TP ICAP

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