Live feed16:17:10·362dINSIDERFilingvia QuantisnowDirector Dorsa Caroline bought $151,559 worth of shares (1,235 units at $122.72), increasing direct ownership by 5% to 27,842 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.BIIB· Biogen Inc.Health CareOriginal source