Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-23-011661
Filing Date
2023-03-30
Accepted
2023-03-30 18:31:55
Documents
1
Period of Report
2023-03-28

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 3053
  Complete submission text file 0001127602-23-011661.txt   4681
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)

Mailing Address C/O ZAFGEN, INC. 175 PORTLAND STREET 4TH FL BOSTON MA 02114
Business Address
Singhal Priya (Reporting) CIK: 0001769608 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-19311 | Film No.: 23782186