# Dynamics Research Corp — DEFA14A

Dynamics Research Corp of CHANTILLY, VA filed a DEFA14A with the SEC on 2012-04-20. Industry: Services-Computer Integrated Systems Design.

## Filing

- Filed: 2012-04-20
- Form: DEFA14A
- Accession: 0000030822-12-000011
- Registrant: Dynamics Research Corp
- CIK: 0000030822
- Industry (SIC): Services-Computer Integrated Systems Design (7373)
- State of incorporation: MA
- Location: CHANTILLY, VA

## Documents (2)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | DEFA14A |
| 2 | GRAPHIC | PROXY NOTICE |

## Filing timeline for this registrant (41)

_Showing 12 of 41 filings._

| Filed | Form |
| --- | --- |
| [2014-01-29](https://search.stillhousedata.com/proxy/0001193125-14-026391) | SC 14D9/A |
| [2014-01-21](https://search.stillhousedata.com/proxy/0001193125-14-016063) | SC 14D9/A |
| [2014-01-15](https://search.stillhousedata.com/proxy/0001193125-14-012117) | SC 14D9/A |
| [2014-01-09](https://search.stillhousedata.com/proxy/0001193125-14-006729) | SC 14D9/A |
| [2013-12-30](https://search.stillhousedata.com/proxy/0001193125-13-487842) | SC 14D9 |
| [2013-12-23](https://search.stillhousedata.com/proxy/0001193125-13-483042) | SC14D9C |
| [2013-12-23](https://search.stillhousedata.com/proxy/0001193125-13-483010) | SC14D9C |
| [2013-04-19](https://search.stillhousedata.com/proxy/0000030822-13-000038) | DEFA14A |
| [2013-04-19](https://search.stillhousedata.com/proxy/0000030822-13-000036) | DEF 14A |
| [2013-04-10](https://search.stillhousedata.com/proxy/0000030822-13-000034) | PRE 14A |
| [2012-04-27](https://search.stillhousedata.com/proxy/0000030822-12-000015) | PRE 14A |
| 2012-04-20 | DEFA14A |

## More

- [CIK 30822 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=30822&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000030822-12-000011.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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