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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001127602-18-001380
Filing Date
2018-01-08
Accepted
2018-01-08 16:31:33
Documents
1
Period of Report
2017-12-01

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4a.html 4/A  
1 PRIMARY DOCUMENT form4a.xml 4/A 4589
  Complete submission text file 0001127602-18-001380.txt   6214
Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Issuer) CIK: 0000875045 (see all company filings)

IRS No.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address C/O BIOGEN INC. 225 BINNEY ST. CAMBRIDGE MA 02142
Business Address
Guindo Chirfi (Reporting) CIK: 0001722753 (see all company filings)

Type: 4/A | Act: 34 | File No.: 000-19311 | Film No.: 18516787