Sign in

CIK 0000936395 · Large accelerated filer

CIENA CORP

Sign in to watch
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. 4 Insider Changes in Ownership
  2. 4 Insider Changes in Ownership
  3. 4 Insider Changes in Ownership
  4. 4 Insider Changes in Ownership
  5. 425 Deal Prospectus/Communication re Business Combination
  6. 425 Deal Prospectus/Communication re Business Combination
  7. 425 Deal Prospectus/Communication re Business Combination
  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. 10-Q Report Quarterly Report
  12. 8-K Event Item 5 · Item 7
  13. 8-K Event Item 5 · Item 7
  14. 8-K Event Item 12
  15. SC 13G/A Stake Amended Statement of Ownership
  16. SC 13G/A Stake Amended Statement of Ownership
  17. 4 Insider Changes in Ownership
  18. 8-K Event Item 12 · Item 7
  19. DEF 14A Proxy Proxy Statement
  20. 4 Insider Changes in Ownership

Page 175 of 191 · 3,804 filings