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Filing
Form 4
Form 4
0001127602-21-030462
·
BIOGEN INC.
Filer
Filing index
Filing metadata
Accession number
0001127602-21-030462
Form type
Form 4
Filer
BIOGEN INC.
CIK
CIK 875045
Filed
Dec 07, 2021
Reporting period
Dec 03, 2021
Description
Insider transaction
Documents
Filing index
0001127602-21-030462-index.htm
Complete submission
0001127602-21-030462.txt
All documents
directory listing
Filed by
BIOGEN INC.
CIK 875045
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