Live feed18:52:48·499dINSIDERFilingvia QuantisnowHead of Research Grogan Jane converted options into 1,385 shares and covered exercise/tax liability with 443 shares, increasing direct ownership by 192% to 1,433 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.BIIB· Biogen Inc.Health CareOriginal source