$BIIB SEC Filings

Filing Filed On
PRIMARY DOCUMENT 27 Jan 2023
PRIMARY DOCUMENT 27 Jan 2023
PRIMARY DOCUMENT 09 Feb 2021
PRIMARY DOCUMENT 09 Feb 2021
PRIMARY DOCUMENT 10 Feb 2020
FORM 5 SUBMISSION 14 Feb 2008
FORM 5 SUBMISSION 02 Feb 2006
FORM 5 SUBMISSION 09 Feb 2005