FILINGS
| CIEN 0000936395 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2026-05-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-04-29 | SCHEDULE 13G | View Document | |
| 2026-04-29 | SCHEDULE 13G | View Document | |
| 2026-04-24 | SCHEDULE 13G/A | View Document | |
| 2026-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-04-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-04-15 | 144 | View Document | |
| 2026-04-15 | 144 | View Document | |
| 2026-04-15 | 144 | View Document | |
| 2026-04-15 | 144 | View Document | |
| 2026-04-03 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-04-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-04-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-04-01 | 144 | View Document | |
| 2026-04-01 | 144 | View Document | |
| 2026-03-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-31 | 8-K | 8-K | View Document |
| 2026-03-30 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-27 | 144 | View Document | |
| 2026-03-26 | SCHEDULE 13G/A | View Document | |
| 2026-03-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2026-03-24 | 144 | View Document | |
| 2026-03-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-03-16 | 144 | View Document | |
| 2026-03-05 | 10-Q | 10-Q | View Document |
| 2026-03-05 | 8-K | 8-K | View Document |
| 2026-03-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-02-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-02-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-02-17 | 144 | View Document | |
| 2026-02-12 | ARS | ARS | View Document |
| 2026-02-12 | DEFA14A | DEFA14A | View Document |
| 2026-02-12 | DEF 14A | DEF 14A | View Document |
| 2026-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-21 | SCHEDULE 13G | View Document | |
| 2026-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-15 | 144 | View Document | |
| 2026-01-15 | 144 | View Document | |
| 2026-01-15 | 144 | View Document | |
| 2026-01-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-12 | 144 | View Document | |
| 2026-01-12 | 144 | View Document | |
| 2026-01-09 | 144 | View Document | |
| 2026-01-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2026-01-05 | 144 | View Document | |
| 2026-01-02 | 144 | View Document | |
| 2025-12-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-15 | 144 | View Document | |
| 2025-12-15 | 144 | View Document | |
| 2025-12-15 | 144 | View Document | |
| 2025-12-12 | 10-K | 10-K | View Document |
| 2025-12-11 | 8-K | 8-K | View Document |
| 2025-12-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-12-04 | SCHEDULE 13G/A | View Document | |
| 2025-12-04 | 8-K | 8-K | View Document |
| 2025-11-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2025-11-18 | 4 | PRIMARY DOCUMENT | View Document |
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