Live feed19:00:05·210dINSIDERFilingvia QuantisnowLarge owner Squadron Capital Llc sold $5,155,000 worth of shares (250,000 units at $20.62), decreasing direct ownership by 2% to 10,895,045 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ATEC· Alphatec Holdings Inc.Health CareOriginal source