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4//SEC Filing

Mantas Jesus B 4

Accession 0001127602-21-004941

CIK 0000875045other

View on SEC.gov Company Profile

Filed

Feb 9, 7:00 PM ET

Accepted

Feb 10, 4:31 PM ET

Size

4.4 KB

Accession

0001127602-21-004941

Insider Transaction Report

Form 4

Period: 2021-02-09

BIOGEN INC.BIIB

Director

Transactions

Purchase
Common Stock
2021-02-09$267.00/sh+898$239,766→ 2,943 total

Documents

1 file

4
form4.xmlPrimary
PRIMARY DOCUMENT

Issuer

BIOGEN INC.

CIK 0000875045

Entity typeother

Related Parties

1

filerCIK 0001777331

Filing Metadata

Form type: 4
Filed: Feb 9, 7:00 PM ET
Accepted: Feb 10, 4:31 PM ET
Size: 4.4 KB

View on SEC.gov