BIOGEN INC. — 10-K/A Filings

3 10-K/A filings on record

This page lists all 10-K/A filings submitted to the SEC by BIOGEN INC. (BIIB), sorted by most recent first. Each row links to the full filing on EdgarLookup. BIOGEN INC. has filed 3 10-K/A documents with the SEC since 2014. To view all SEC filings by BIOGEN INC., see the full filings list.

Overview All Filings Financials Insiders

All 10-C 10-K 10-K/A 10-K405 10-K405/A 10-Q 10-Q/A 11-K 144 3 3/A 4 4/A 424B2 424B3 424B4 425 5 8-A12B 8-A12G/A 8-B12G 8-K 8-K/A ARS CORRESP CT ORDER DEF 14A DEFA14A DEFC14A DEFR14A DFAN14A DFRN14A EFFECT FWP NO ACT NT 10-K NT 10-Q POS AM POS EX PRE 14A PREC14A PRER14A PRES14A PRRN14A PX14A6G RW S-3 S-3/A S-3ASR S-3MEF S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC TO-C SC TO-I SC TO-I/A SC TO-T SC TO-T/A SCHEDULE 13D SCHEDULE 13D/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD

Form	Description	Accession Number	Filed	Period
10-K/A	BIOGEN IDEC INC.	0000950135-08-003056	Apr 29, 2008	Dec 31, 2007
10-K/A	10-K/A	0001047469-03-032458	Oct 3, 2003	Dec 31, 2002
10-K/A	FORM 10-K/A	0000891618-96-000774	Jun 6, 1996	Dec 31, 1995