Live feed16:32:28·1795dINSIDERFilingvia QuantisnowSEC Form 4: HANTSON LUDWIG returned 580,809 units of Common Stock to the company, decreasing direct ownership by 98% to 9,098 unitsByQuantisnow·Wall Street's wire, on your screen.ALXN· Alexion Pharmaceuticals, Inc.Health CareOriginal source