EXHIBIT 99.1 StoneX Group Inc. Reports Fiscal 2025 Third Quarter Financial Results Quarterly Net Operating Revenues of $488.3 million, up 4$63.4 million, Quarterly ROE of 13.1%, YTD ROE of 15.9% Quarterly Diluted EPS of $1.22 per share New York, NY – August 5, 2025 – StoneX Group Inc. (the "Company"; NASDAQ: SNEX), a global financial services network that connects companies, organizations, traders and investors to the global market ecosystem through a unique blend of digital platfo ...