SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001127602-23-001482
Filing Date
2023-01-17
Accepted
2023-01-17 16:53:21
Documents
2
Period of Report
2023-01-05

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form3.html 3  
1 PRIMARY DOCUMENT form3.xml 3 10342
2 POWER OF ATTORNEY (PUBLIC): PS POA doc1.htm EX-24 7616
  Complete submission text file 0001127602-23-001482.txt   19586
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)

IRS No.: 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: 3 | Act: 34 | File No.: 000-19311 | Film No.: 23532052