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BIOGEN INC.·4

Jun 18, 4:44 PM ET

Rowinsky Eric K 4

4 · BIOGEN INC. · Filed Jun 18, 2025

Insider Transaction Report

Form 4

Period: 2025-06-17

BIOGEN INC.BIIB

Rowinsky Eric K

Director

Transactions

Award
Common Stock
2025-06-17+2,370→ 24,339 total

Documents

1 file

4
form4.xmlPrimary
PRIMARY DOCUMENT