# PEROT SYSTEMS CORP — SC 14D9/A

PEROT SYSTEMS CORP of PLANO, TX filed a SC 14D9/A with the SEC on 2009-10-19. Industry: Services-Computer Processing & Data Preparation.

## Filing

- Filed: 2009-10-19
- Form: SC 14D9/A
- Accession: 0000950123-09-051290
- Registrant: PEROT SYSTEMS CORP
- CIK: 0000894253
- Industry (SIC): Services-Computer Processing & Data Preparation (7374)
- State of incorporation: DE
- Location: PLANO, TX

## Documents (3)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | SC 14D9/A | SC 14D9/A |
| 3 | GRAPHIC | GRAPHIC |
| 4 | CORRESP | filename4.htm |

## Filing timeline for this registrant (32)

_Showing 12 of 32 filings._

| Filed | Form |
| --- | --- |
| [2009-11-03](https://search.stillhousedata.com/proxy/0000950123-09-056937) | SC 14D9/A |
| [2009-10-30](https://search.stillhousedata.com/proxy/0000950123-09-055587) | SC 14D9/A |
| [2009-10-26](https://search.stillhousedata.com/proxy/0000950123-09-053115) | SC 14D9/A |
| 2009-10-19 | SC 14D9/A |
| [2009-10-13](https://search.stillhousedata.com/proxy/0000950123-09-050001) | SC 14D9/A |
| [2009-10-09](https://search.stillhousedata.com/proxy/0000950123-09-049591) | SC 14D9/A |
| [2009-10-08](https://search.stillhousedata.com/proxy/0000950123-09-049300) | SC 14D9/A |
| [2009-10-02](https://search.stillhousedata.com/proxy/0000950123-09-047858) | SC 14D9 |
| [2009-09-24](https://search.stillhousedata.com/proxy/0000950123-09-045793) | SC14D9C |
| [2009-09-23](https://search.stillhousedata.com/proxy/0000950123-09-045267) | SC14D9C |
| [2009-09-21](https://search.stillhousedata.com/proxy/0000950123-09-044618) | SC14D9C |
| [2009-04-01](https://search.stillhousedata.com/proxy/0001047469-09-003637) | DEF 14A |

## More

- [CIK 894253 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=894253&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000950123-09-051290.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.