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4//SEC Filing

Freire Maria C 4

Accession 0001127602-25-017761

CIK 0000875045other

View on SEC.gov Company Profile

Filed

Jun 17, 8:00 PM ET

Accepted

Jun 18, 4:45 PM ET

Size

4.5 KB

Accession

0001127602-25-017761

Insider Transaction Report

Form 4

Period: 2025-06-17

BIOGEN INC.BIIB

Director

Transactions

Award
Common Stock
2025-06-17+2,370→ 6,815 total

Documents

1 file

4
form4.xmlPrimary
PRIMARY DOCUMENT

Issuer

BIOGEN INC.

CIK 0000875045

Entity typeother

Related Parties

1

filerCIK 0001547999

Filing Metadata

Form type: 4
Filed: Jun 17, 8:00 PM ET
Accepted: Jun 18, 4:45 PM ET
Size: 4.5 KB

View on SEC.gov