Transformational acquisition strengthens StoneX's position as a leading Futures Commission Merchant (FCM) with a premier global derivatives platformR.J. O'Brien is the oldest futures brokerage in the United States, founded in 1914Firms share a complementary focus on client service and prudent risk managementTransaction adds over 75,000 clients and grows StoneX client float to over $13 billionCross-sell opportunities will drive material revenue synergies, particularly in over-the-counter (OTC) derivatives, p ...