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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. SC 13G Stake Amended Statement of Ownership
  2. SC 13G/A Stake Amended Statement of Ownership
  3. 10-K Report Annual Report
  4. DEFA14A Proxy Proxy Materials
  5. 8-K Event Results of operations
  6. SC 13G Stake Amended Statement of Ownership
  7. SC 13D/A Stake Beneficial Ownership Report
  8. DFAN14A Other Proxy Soliciting Materials
  9. 8-K Event Other events
  10. DEFA14A Proxy Proxy Materials
  11. 4 Insider Changes in Ownership
  12. 8-K Event Results of operations
  13. 4 Insider Changes in Ownership
  14. 3 Insider Initial Statement of Ownership
  15. 8-K Event Executive or director change
  16. 4 Insider Changes in Ownership
  17. 4 Insider Changes in Ownership
  18. SC TO-T/A Deal Tender Offer Statement
  19. SC TO-T/A Deal Tender Offer Statement
  20. SC TO-T/A Deal Tender Offer Statement

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