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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001193125-21-028202
Filing Date
2021-02-04
Accepted
2021-02-04 09:10:12
Documents
16
Period of Report
2021-02-04
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K d52158d8k.htm   iXBRL 8-K 32625
2 EX-99.1 d52158dex991.htm EX-99.1 28452
3 EX-99.2 d52158dex992.htm EX-99.2 19863
7 GRAPHIC g52158g0204053553390.jpg GRAPHIC 1674
8 GRAPHIC g52158g0204054403685.jpg GRAPHIC 3179
  Complete submission text file 0001193125-21-028202.txt   227439

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA biib-20210204.xsd EX-101.SCH 3074
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE biib-20210204_lab.xml EX-101.LAB 17372
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE biib-20210204_pre.xml EX-101.PRE 10955
9 EXTRACTED XBRL INSTANCE DOCUMENT d52158d8k_htm.xml XML 3210
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)

IRS No.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 000-19311 | Film No.: 21589026
SIC: 2836 Biological Products, (No Diagnostic Substances)