# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0001193125-23-196808
Filing Date
2023-07-28
Accepted
2023-07-28 07:11:00
Documents
22
Period of Report
2023-07-28
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 8-K | d507671d8k.htm iXBRL | 8-K | 36324
2 | EX-99.1 | d507671dex991.htm | EX-99.1 | 24875
3 | EX-99.2 | d507671dex992.htm | EX-99.2 | 14557
7 | GRAPHIC | g507671ex99_2p1g1.jpg | GRAPHIC | 416043
8 | GRAPHIC | g507671ex99_2p2g1.jpg | GRAPHIC | 629672
9 | GRAPHIC | g507671ex99_2p3g1.jpg | GRAPHIC | 158491
10 | GRAPHIC | g507671ex99_2p4g1.jpg | GRAPHIC | 310862
11 | GRAPHIC | g507671ex99_2p5g1.jpg | GRAPHIC | 299543
12 | GRAPHIC | g507671ex99_2p6g1.jpg | GRAPHIC | 219489
13 | GRAPHIC | g507671ex99_2p7g1.jpg | GRAPHIC | 207534
14 | GRAPHIC | g507671ex99_2p8g1.jpg | GRAPHIC | 142021
| Complete submission text file | 0001193125-23-196808.txt |  | 3498863

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
4 | XBRL TAXONOMY EXTENSION SCHEMA | biib-20230728.xsd | EX-101.SCH | 2859
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | biib-20230728_lab.xml | EX-101.LAB | 17235
6 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | biib-20230728_pre.xml | EX-101.PRE | 10818
16 | EXTRACTED XBRL INSTANCE DOCUMENT | d507671d8k_htm.xml | XML | 3203

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: 8-K | Act: 34 | File No.: 000-19311 | Film No.: 231120208
SIC: 2836 Biological Products, (No Diagnostic Substances)