# CIENA CORP — DEF 14A

CIENA CORP of HANOVER, MD filed a DEF 14A with the SEC on 2005-01-26. Industry: Telephone & Telegraph Apparatus.

## Filing

- Filed: 2005-01-26
- Form: DEF 14A
- Accession: 0000950133-05-000226
- Registrant: CIENA CORP
- CIK: 0000936395
- Industry (SIC): Telephone & Telegraph Apparatus (3661)
- State of incorporation: MD
- Location: HANOVER, MD

## Documents (4)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEF 14A | DEFINITIVE PROXY STATEMENT |
| 2 | GRAPHIC | GRAPHIC |
| 3 | GRAPHIC | GRAPHIC |
| 4 | 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/0000950133-05-000226.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.