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CIK 0000936395 · Large accelerated filer

CIENA CORP

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Ticker
CIEN
Exchange
NYSE
Industry
Telephone & Telegraph Apparatus
FY end
Oct 31
Incorporated
MD
Entity type
operating
EIN
232725311
Phone
4108658500
Business address
7035 RIDGE ROAD, HANOVER, MD, 21076
  1. 8-K Event Results of operations
  2. UPLOAD Other SEC-generated Letter
  3. SC 13G/A Stake Amended Statement of Ownership
  4. 4 Insider Changes in Ownership
  5. CORRESP Other Correspondence Between Filers and SEC Staff
  6. 4 Insider Changes in Ownership
  7. ARS Other Annual Report to Security Holders
  8. UPLOAD Other SEC-generated Letter
  9. DEF 14A Proxy Proxy Statement
  10. PRE 14A Proxy Proxy Statement (Preliminary)
  11. 10-K Report Annual Report
  12. 4/A Insider Changes in Ownership
  13. 4 Insider Changes in Ownership
  14. 8-K Event Results of operations
  15. 8-K Event Material agreement · Executive or director change
  16. 4 Insider Changes in Ownership
  17. 4 Insider Changes in Ownership
  18. 4 Insider Changes in Ownership
  19. 4 Insider Changes in Ownership
  20. 4 Insider Changes in Ownership

Page 169 of 191 · 3,804 filings