Miami International Holdings Insider Sold Shares Worth $2,951,381, According to a Recent SEC Filing
() -- Thomas P. Gallagher, Director, Chairman & CEO, on July 06, 2026, sold 70,000 shares in Miami International Holdings (MIAX) for $2,951,381. Following the Form 4 filing with the SEC, Gallagher has control over a total of 1,723,275 common shares of the company, with 1,723,275 controlled indirectly. SEC Filing: Copyr