BIOGEN INC. — SC 13G Filings
37 SC 13G filings on record
This page lists all SC 13G 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 37 SC 13G documents with the SEC since 2014. To view all SEC filings by BIOGEN INC., see the full filings list.
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 |
|---|---|---|---|---|
| SC 13G | — | 0000834237-22-008327 | Feb 8, 2022 | — |
| SC 13G | SC 13G | 0001193125-21-006295 | Jan 11, 2021 | — |
| SC 13G | SC 13G | 0001193125-20-256415 | Sep 28, 2020 | — |
| SC 13G | SC 13G | 0001193125-20-110651 | Apr 17, 2020 | — |
| SC 13G | SC 13G | 0000875045-19-000009 | Feb 14, 2019 | — |
| SC 13G | SC 13G | 0000875045-15-000026 | Aug 20, 2015 | — |
| SC 13G | BIIB AS OF 12/31/2014 | 0000080255-15-000348 | Feb 12, 2015 | — |
| SC 13G | — | 0000932471-15-004598 | Feb 11, 2015 | — |
| SC 13G | — | 0000932471-13-000410 | Jan 30, 2013 | — |
| SC 13G | — | 0000315066-12-002418 | Feb 14, 2012 | — |
| SC 13G | AVEO PHARMACEUTICALS, INC. | 0000950123-11-012870 | Feb 11, 2011 | — |
| SC 13G | — | 0000932471-11-001408 | Feb 10, 2011 | — |
| SC 13G | SC 13G | 0001422848-11-000017 | Feb 9, 2011 | — |
| SC 13G | — | 0000769993-10-000119 | Feb 12, 2010 | — |
| SC 13G | — | 0001086364-10-007067 | Jan 29, 2010 | — |
| SC 13G | — | 0000913414-08-003281 | Feb 5, 2008 | — |
| SC 13G | — | 0000913414-08-003393 | Feb 5, 2008 | — |
| SC 13G | — | 0000913414-08-003337 | Feb 5, 2008 | — |
| SC 13G | BIOGEN IDEC INC. | 0000950135-06-000813 | Feb 14, 2006 | — |
| SC 13G | BIOGEN IDEC, INC. | 0000357235-06-000033 | Jan 10, 2006 | — |
| SC 13G | DOC ONE | 0000315066-05-000482 | Feb 14, 2005 | — |
| SC 13G | SC 13G | 0000017283-05-000067 | Feb 11, 2005 | — |
| SC 13G | — | 0000932471-04-000206 | Feb 4, 2004 | — |
| SC 13G | SC 13G | 0001104659-03-028329 | Dec 12, 2003 | — |
| SC 13G | SC 13G | 0001104659-03-017289 | Aug 11, 2003 | — |
| SC 13G | — | 0000902219-03-001075 | Mar 10, 2003 | — |
| SC 13G | — | 0000902219-03-000757 | Feb 12, 2003 | — |
| SC 13G | INITAL FILING | 0000895421-01-000044 | Feb 7, 2001 | — |
| SC 13G | SCHEDULE 13G - 02-01-99 - IDEC PHARMACEUTICALS | 0000315066-99-000496 | Feb 12, 1999 | — |
| SC 13G | IDEC PHARMACEUTICALS CORP. | 0000932471-99-000207 | Feb 11, 1999 | — |
| SC 13G | 13G FILING | 0000902219-99-000048 | Feb 8, 1999 | — |
| SC 13G | — | 0000919574-98-000377 | Mar 4, 1998 | — |
| SC 13G | INITIAL FILING | 0000895421-98-000123 | Feb 17, 1998 | — |
| SC 13G | — | 0000732812-98-000464 | Feb 11, 1998 | — |
| SC 13G | — | 0000748054-98-000012 | Feb 4, 1998 | — |
| SC 13G | — | 0000864047-97-000093 | Feb 14, 1997 | — |
| SC 13G | — | 0000732812-97-000085 | Feb 12, 1997 | — |