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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-24-002810
Filing Date
2024-01-31
Accepted
2024-01-31 17:34:17
Documents
1
Period of Report
2024-01-29

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 3782
  Complete submission text file 0001127602-24-002810.txt   5503
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)
(CF Office: 03 Life Sciences)

Mailing Address C/O IQVIA HOLDINGS INC. 83 WOOSTER HEIGHTS ROAD DANBURY CT 06810
Business Address
MCDONNELL MICHAEL R (Reporting) CIK: 0001121897 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-19311 | Film No.: 24584099