Live feed18:02:49·504dINSIDERFilingvia QuantisnowHead of Development Singhal Priya converted options into 1,828 shares and covered exercise/tax liability with 578 shares, increasing direct ownership by 23% to 6,676 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.BIIB· Biogen Inc.Health CareOriginal source