CIENA CORP of HANOVER, MD filed a SC TO-I with the SEC on 2002-04-01. Industry: Telephone & Telegraph Apparatus.
| Seq | Type | Description |
|---|---|---|
| 1 | SC TO-I | CYRAS SYSTEMS,LLC |
| 3 | EX-99.A.1.A | FORM OF OFFER TO PURCHASE |
| 4 | EX-99.A.1.B | FORM OF LETTER OF TRANSMITTAL |
| 5 | EX-99.A.1.C | FORM OF NOTICE OF GUARANTEED DELIVERY |
| 6 | EX-99.A.1.D | FORM OF LETTE TO BROKERS |
| 7 | EX-99.A.1.E | FORM LETTER TO CLIENT |
| 8 | EX-99.A.5.A | PRESS RELEASE |
| 9 | EX-99.A.5.B | FORM OF LETTER TO NOTEHOLDERS |
| 11 | GRAPHIC | GRAPHIC |
| 12 | GRAPHIC | GRAPHIC |
Showing 12 of 60 filings.
| Filed | Form |
|---|---|
| 2026-02-12 | DEFA14A |
| 2026-02-12 | DEF 14A |
| 2025-02-13 | DEFA14A |
| 2025-02-13 | DEF 14A |
| 2024-02-08 | DEFA14A |
| 2024-02-08 | DEF 14A |
| 2024-01-29 | PRE 14A |
| 2023-03-03 | DEFA14A |
| 2023-02-16 | DEF 14A |
| 2023-02-16 | DEFA14A |
| 2022-02-15 | DEF 14A |
| 2022-02-15 | DEFA14A |