Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-25-003958
Filing Date
2025-02-10
Accepted
2025-02-10 18:48:37
Documents
1
Period of Report
2025-02-06

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 13857
  Complete submission text file 0001127602-25-003958.txt   15558
Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Issuer) CIK: 0000875045 (see all company filings)

EIN.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)
(CF Office: 03 Life Sciences)

Mailing Address 999 VANDERBILT BEACH ROAD 3RD FLOOR NAPLES FL 34109
Business Address
Kramer Robin (Reporting) CIK: 0001609222 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-19311 | Film No.: 25607137