# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000875045-21-000052
Filing Date
2021-10-20
Accepted
2021-10-20 16:19:52
Documents
116
Period of Report
2021-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | biib-20210930.htm iXBRL | 10-Q | 3438189
2 | EX-31.1 | biib-2021930xex311.htm | EX-31.1 | 11028
3 | EX-31.2 | biib-2021930xex312.htm | EX-31.2 | 10635
4 | EX-32.1 | biib-2021930xex321.htm | EX-32.1 | 8594
10 |  | biib-20210930_g1.jpg | GRAPHIC | 62626
11 |  | biib-20210930_g10.jpg | GRAPHIC | 65078
12 |  | biib-20210930_g11.jpg | GRAPHIC | 83451
13 |  | biib-20210930_g12.jpg | GRAPHIC | 143554
14 |  | biib-20210930_g13.jpg | GRAPHIC | 48435
15 |  | biib-20210930_g14.jpg | GRAPHIC | 45351
16 |  | biib-20210930_g15.jpg | GRAPHIC | 45546
17 |  | biib-20210930_g16.jpg | GRAPHIC | 49342
18 |  | biib-20210930_g17.jpg | GRAPHIC | 41964
19 |  | biib-20210930_g18.jpg | GRAPHIC | 48440
20 |  | biib-20210930_g19.jpg | GRAPHIC | 82812
21 |  | biib-20210930_g2.jpg | GRAPHIC | 102276
22 |  | biib-20210930_g20.jpg | GRAPHIC | 46635
23 |  | biib-20210930_g21.jpg | GRAPHIC | 46261
24 |  | biib-20210930_g3.jpg | GRAPHIC | 110693
25 |  | biib-20210930_g4.jpg | GRAPHIC | 72222
26 |  | biib-20210930_g5.jpg | GRAPHIC | 68699
27 |  | biib-20210930_g6.jpg | GRAPHIC | 76570
28 |  | biib-20210930_g7.jpg | GRAPHIC | 90453
29 |  | biib-20210930_g8.jpg | GRAPHIC | 68095
30 |  | biib-20210930_g9.jpg | GRAPHIC | 78093
| Complete submission text file | 0000875045-21-000052.txt |  | 17786410

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
5 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | biib-20210930.xsd | EX-101.SCH | 80140
6 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | biib-20210930_cal.xml | EX-101.CAL | 98341
7 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | biib-20210930_def.xml | EX-101.DEF | 483473
8 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | biib-20210930_lab.xml | EX-101.LAB | 917159
9 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | biib-20210930_pre.xml | EX-101.PRE | 640862
31 | EXTRACTED XBRL INSTANCE DOCUMENT | biib-20210930_htm.xml | XML | 3061827

Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Filer) CIK: 0000875045 (see all company filings)

EIN.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-19311 | Film No.: 211334426
SIC: 2836 Biological Products, (No Diagnostic Substances)