# PostRock Energy Corp — DEFA14A

PostRock Energy Corp of OKLAHOMA CITY, OK filed a DEFA14A with the SEC on 2011-06-23. Industry: Crude Petroleum & Natural Gas.

## Filing

- Filed: 2011-06-23
- Form: DEFA14A
- Accession: 0000950123-11-061178
- Registrant: PostRock Energy Corp
- CIK: 0001473061
- Industry (SIC): Crude Petroleum & Natural Gas (1311)
- State of incorporation: DE
- Location: OKLAHOMA CITY, OK

## Documents (3)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | FORM 8-K |
| 2 | EX-2.1 | EX-2.1 |
| 3 | EX-99.1 | EX-99.1 |

## Filing timeline for this registrant (19)

_Showing 12 of 19 filings._

| Filed | Form |
| --- | --- |
| [2015-04-15](https://search.stillhousedata.com/proxy/0001626129-15-000065) | DEF 14A |
| [2014-11-25](https://search.stillhousedata.com/proxy/0001473061-14-000042) | DEF 14A |
| [2014-11-14](https://search.stillhousedata.com/proxy/0001387131-14-003797) | PRE 14A |
| [2014-04-07](https://search.stillhousedata.com/proxy/0001193125-14-133395) | DEFA14A |
| [2014-04-07](https://search.stillhousedata.com/proxy/0001193125-14-133391) | DEF 14A |
| [2013-07-30](https://search.stillhousedata.com/proxy/0001193125-13-307737) | DEFA14A |
| [2013-03-26](https://search.stillhousedata.com/proxy/0001193125-13-126770) | DEFA14A |
| [2013-03-26](https://search.stillhousedata.com/proxy/0001193125-13-126731) | DEF 14A |
| [2012-03-30](https://search.stillhousedata.com/proxy/0001193125-12-142463) | DEFA14A |
| [2012-03-30](https://search.stillhousedata.com/proxy/0001193125-12-142425) | DEF 14A |
| [2012-03-20](https://search.stillhousedata.com/proxy/0001193125-12-122823) | PRE 14A |
| 2011-06-23 | DEFA14A |

## More

- [CIK 1473061 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1473061&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000950123-11-061178.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.