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CIK 0000875045 · Large accelerated filer

BIOGEN INC.

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Ticker
BIIB
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
330112644
Phone
6176792000
Business address
225 BINNEY STREET, CAMBRIDGE, MA, 02142
Former names
BIOGEN IDEC INC., BIOGEN IDEC INC, IDEC PHARMACEUTICALS CORP / DE, IDEC PHARMACEUTICALS CORP / CA
  1. 425 Deal Prospectus/Communication re Business Combination
  2. S-8 Other Securities Offered to Employees in Benefit Plans
  3. 425 Deal Prospectus/Communication re Business Combination
  4. 8-A12G/A Other 8-A12G/A
  5. 425 Deal Prospectus/Communication re Business Combination
  6. 425 Deal Prospectus/Communication re Business Combination
  7. 8-K Event Item 5 · Item 7
  8. 425 Deal Prospectus/Communication re Business Combination
  9. 425 Deal Prospectus/Communication re Business Combination
  10. 425 Deal Prospectus/Communication re Business Combination
  11. 425 Deal Prospectus/Communication re Business Combination
  12. 10-Q Report Quarterly Report
  13. SC 13G/A Stake Amended Statement of Ownership
  14. 8-K Event Item 7 · Item 9
  15. DEF 14A Proxy Proxy Statement
  16. 10-K Report Annual Report
  17. SC 13G Stake Amended Statement of Ownership
  18. SC 13G/A Stake Amended Statement of Ownership
  19. SC 13G/A Stake Amended Statement of Ownership
  20. SC 13G Stake Amended Statement of Ownership

Page 129 of 137 · 2,721 filings