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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. 144 Insider Sale of Securities
  2. 144 Insider Sale of Securities
  3. EFFECT Other Notice of Effectiveness
  4. POS AM Other Post-effective Amendment for Registration Statement
  5. DEFA14A Proxy Proxy Materials
  6. EFFECT Other Notice of Effectiveness
  7. DEFA14A Proxy Proxy Materials
  8. PX14A6G Other Notice of Exempt Solicitation Submitted by Non-management
  9. DEFA14A Proxy Proxy Materials
  10. DEFA14A Proxy Proxy Materials
  11. FWP Offering Free Writing Prospectus
  12. S-3ASR Offering Registration Statement
  13. DEFA14A Proxy Proxy Materials
  14. DEFA14A Proxy Proxy Materials
  15. DEFA14A Proxy Proxy Materials
  16. DEFA14A Proxy Proxy Materials
  17. PX14A6G Other Notice of Exempt Solicitation Submitted by Non-management
  18. DEFA14A Proxy Proxy Materials
  19. PX14A6G Other Notice of Exempt Solicitation Submitted by Non-management
  20. S-8 Other Securities Offered to Employees in Benefit Plans

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