Live feed16:05:47·21dINSIDERFilingvia QuantisnowChairman & CEO Gallagher Thomas P. exercised 48,334 shares at a strike of $12.00 and sold $2,208,380 worth of shares (48,334 units at $45.69) as part of a pre-agreed trading plan (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MIAX· Miami International Holdings Inc.FinanceOriginal source