BIOGEN INC. — Director's Dealing 2022

Dec 6, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOGEN INC. (BIIB)
CIK: 0000875045
Period of Report: 2022-12-02

Reporting Person: Murphy Nicole (Head of Pharm Ops and Tech)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-12-02	Common Stock	M	131	—	Acquired	2807.2903	Direct
2022-12-02	Common Stock	F	39	$298.90	Disposed	2768.2903	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2022-12-02	Restricted Stock Unit	$0	M	131	Disposed	2022-12-02	Common Stock (131)	Direct

Footnotes

F1: This award was granted to the reporting person on December 2, 2019 and vested in three equal installments on each anniversary of the grant date.