7035 RIDGE ROAD, HANOVER, MD
Market cap: $42.9B (2/12/2026)
Price: $303.92
Annual Report to Security Holders
Reports Fiscal Fourth Quarter 2025 and Year-End Financial Results
Ciena Corporation Enters Change in Control Severance Agreements
Other Events
To Acquire Nubis Communications to Expand its Inside the Data Center Strategy and Further Address Growing AI Workloads
Reports Fiscal Third Quarter 2025 Financial Results
Appoints Marc D. Graff as Senior Vice President and Chief Financial Officer
Reports Fiscal Second Quarter 2025 Financial Results
FY 2024
Q3
Q2
Q1
Registration Statement for Securities to be Offered to Employees
Additional Proxy Materials
Definitive Proxy Statement
PRE 14A
Statement of Changes in Beneficial Ownership
Schedule 13G - Ownership Report
Notice of Proposed Sale of Securities
Specialized Disclosure Report
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