-- Thomas P. Gallagher, Director, Chairman and Chief Executive Officer, on May 04, 2026, sold 54,229 shares in Miami International Holdings (MIAX) for $2,562,863. 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: