BIOGEN INC. — Director's Dealing 2023

Mar 30, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOGEN INC. (BIIB)
CIK: 0000875045
Period of Report: 2023-03-28

Reporting Person: Singhal Priya (Head of Development)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-03-28	Common Stock	S	568	$270.06	Disposed	2842.3923	Direct

Footnotes

F1: Sale pursuant to a trading plan intended to comply with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.