# CIENA CORP — SC TO-I

CIENA CORP of HANOVER, MD filed a SC TO-I with the SEC on 2002-12-12. Industry: Telephone & Telegraph Apparatus.

## Filing

- Filed: 2002-12-12
- Form: SC TO-I
- Accession: 0000950133-02-004068
- Registrant: CIENA CORP
- CIK: 0000936395
- Industry (SIC): Telephone & Telegraph Apparatus (3661)
- State of incorporation: MD
- Location: HANOVER, MD

## Documents (11)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | SC TO-I | CIENA CORPORATION SCHEDULE TO |
| 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 LETTER TO BROKERS |
| 7 | EX-99.A.1.E | FORM OF LETTER TO CLIENTS |
| 8 | EX-99.A.1.F | FORM OF NOTICE OF WITHDRAWAL |
| 9 | EX-99.A.1.G | FORM OF LETTER TO NOTEHOLDERS |
| 10 | GRAPHIC | GRAPHIC |
| 11 | GRAPHIC | GRAPHIC |
| 12 | GRAPHIC | GRAPHIC |

## Filing timeline for this registrant (60)

_Showing 12 of 60 filings._

| Filed | Form |
| --- | --- |
| [2026-02-12](https://search.stillhousedata.com/proxy/0001193125-26-047999) | DEFA14A |
| [2026-02-12](https://search.stillhousedata.com/proxy/0001193125-26-047977) | DEF 14A |
| [2025-02-13](https://search.stillhousedata.com/proxy/0000950170-25-019405) | DEFA14A |
| [2025-02-13](https://search.stillhousedata.com/proxy/0000950170-25-019400) | DEF 14A |
| [2024-02-08](https://search.stillhousedata.com/proxy/0001193125-24-027746) | DEFA14A |
| [2024-02-08](https://search.stillhousedata.com/proxy/0001193125-24-027738) | DEF 14A |
| [2024-01-29](https://search.stillhousedata.com/proxy/0001193125-24-018129) | PRE 14A |
| [2023-03-03](https://search.stillhousedata.com/proxy/0001193125-23-060191) | DEFA14A |
| [2023-02-16](https://search.stillhousedata.com/proxy/0001193125-23-040833) | DEF 14A |
| [2023-02-16](https://search.stillhousedata.com/proxy/0000936395-23-000005) | DEFA14A |
| [2022-02-15](https://search.stillhousedata.com/proxy/0001193125-22-043279) | DEF 14A |
| [2022-02-15](https://search.stillhousedata.com/proxy/0000936395-22-000020) | DEFA14A |

## More

- [CIK 936395 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=936395&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000950133-02-004068.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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