# TELLABS INC — DEFA14A

TELLABS INC of NAPERVILLE, IL filed a DEFA14A with the SEC on 2012-04-06. Industry: Telephone & Telegraph Apparatus.

## Filing

- Filed: 2012-04-06
- Form: DEFA14A
- Accession: 0001193125-12-152342
- Registrant: TELLABS INC
- CIK: 0000317771
- Industry (SIC): Telephone & Telegraph Apparatus (3661)
- State of incorporation: DE
- Location: NAPERVILLE, IL

## Documents (5)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | FORM 8-K |
| 2 | EX-10.1 | AGREEMENT, DATED AS OF APRIL 5, 2012 |
| 3 | EX-99.1 | PRESS RELEASE |
| 4 | GRAPHIC | GRAPHIC |
| 5 | GRAPHIC | GRAPHIC |

## Filing timeline for this registrant (53)

_Showing 12 of 53 filings._

| Filed | Form |
| --- | --- |
| [2013-12-03](https://search.stillhousedata.com/proxy/0001193125-13-460648) | SC 14D9/A |
| [2013-11-25](https://search.stillhousedata.com/proxy/0001193125-13-452363) | SC 14D9/A |
| [2013-11-08](https://search.stillhousedata.com/proxy/0001193125-13-433335) | SC 14D9/A |
| [2013-11-01](https://search.stillhousedata.com/proxy/0001193125-13-421879) | SC 14D9 |
| [2013-10-21](https://search.stillhousedata.com/proxy/0001193125-13-404697) | SC14D9C |
| [2013-03-28](https://search.stillhousedata.com/proxy/0001193125-13-131315) | DEF 14A |
| [2013-03-12](https://search.stillhousedata.com/proxy/0001193125-13-102618) | PRE 14A |
| [2012-04-06](https://search.stillhousedata.com/proxy/0001193125-12-153144) | DEF 14A |
| 2012-04-06 | DEFA14A |
| [2011-03-21](https://search.stillhousedata.com/proxy/0001193125-11-072253) | DEF 14A |
| [2010-03-16](https://search.stillhousedata.com/proxy/0001193125-10-057854) | DEF 14A |
| [2009-03-17](https://search.stillhousedata.com/proxy/0001193125-09-056074) | DEF 14A |

## More

- [CIK 317771 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=317771&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001193125-12-152342.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.