0001959173-23-000727.txt : 20230428 0001959173-23-000727.hdr.sgml : 20230428 20230428130716 ACCESSION NUMBER: 0001959173-23-000727 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230428 DATE AS OF CHANGE: 20230428 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: BIOGEN INC. CENTRAL INDEX KEY: 0000875045 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 330112644 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-19311 FILM NUMBER: 23863282 BUSINESS ADDRESS: STREET 1: 225 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 7814642000 MAIL ADDRESS: STREET 1: 225 BINNEY STREET CITY: CAMBRIDGE STATE: MA ZIP: 02142 FORMER COMPANY: FORMER CONFORMED NAME: BIOGEN IDEC INC. DATE OF NAME CHANGE: 20070427 FORMER COMPANY: FORMER CONFORMED NAME: BIOGEN IDEC INC DATE OF NAME CHANGE: 20031112 FORMER COMPANY: FORMER CONFORMED NAME: IDEC PHARMACEUTICALS CORP / DE DATE OF NAME CHANGE: 19970530 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Gregory Ginger CENTRAL INDEX KEY: 0001545716 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O BIOGEN INC. STREET 2: 225 BINNEY ST. CITY: CAMBRIDGE STATE: MA ZIP: 02142 144 1 primary_doc.xml 144 0001545716 XXXXXXXX LIVE 0000875045 BIOGEN INC. 000-19311 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000 Gregory Ginger Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

2681 804300.00 144742305 04/28/2023 NASDAQ Common 02/10/2023 Restricted Stock Vesting Issuer N 755 02/10/2023 Compensation Common 02/12/2023 Restricted Stock Vesting Issuer N 1463 02/12/2023 Compensation Common 02/18/2023 Restricted Stock Vesting Issuer N 463 02/18/2023 Compensation Y 04/28/2023 02/22/2023 /s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Ginger Gregory