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Form 144 - Report of proposed sale of securities:
SEC Accession No. 0001959173-23-000727
Filing Date
2023-04-28
Accepted
2023-04-28 13:07:16
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 144  
1 primary_doc.xml 144 4007
  Complete submission text file 0001959173-23-000727.txt   5616
Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Subject) CIK: 0000875045 (see all company filings)

IRS No.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 144 | Act: 33 | File No.: 000-19311 | Film No.: 23863282
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address C/O BIOGEN INC. 225 BINNEY ST. CAMBRIDGE MA 02142
Business Address
Gregory Ginger (Reporting) CIK: 0001545716 (see all company filings)

Type: 144