# PROS Holdings, Inc. — DEFA14A

PROS Holdings, Inc. of HOUSTON, TX filed a DEFA14A with the SEC on 2025-03-28. Industry: Services-Computer Programming Services.

## Filing

- Filed: 2025-03-28
- Form: DEFA14A
- Accession: 0001392972-25-000050
- Registrant: PROS Holdings, Inc.
- CIK: 0001392972
- Industry (SIC): Services-Computer Programming Services (7371)
- State of incorporation: DE
- Location: HOUSTON, TX

## Documents (6)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | DEFA14A |
| 2 | GRAPHIC | GRAPHIC |
| 3 | GRAPHIC | GRAPHIC |
| 4 | GRAPHIC | GRAPHIC |
| 5 | GRAPHIC | GRAPHIC |
| 6 | GRAPHIC | GRAPHIC |

## Filing timeline for this registrant (51)

_Showing 12 of 51 filings._

| Filed | Form |
| --- | --- |
| [2025-11-26](https://search.stillhousedata.com/proxy/0001193125-25-300696) | DEFA14A |
| [2025-11-25](https://search.stillhousedata.com/proxy/0001392972-25-000176) | DEFA14A |
| [2025-11-03](https://search.stillhousedata.com/proxy/0001193125-25-262697) | DEFM14A |
| [2025-10-22](https://search.stillhousedata.com/proxy/0001193125-25-247024) | PREM14A |
| [2025-10-01](https://search.stillhousedata.com/proxy/0001193125-25-226862) | DEFA14A |
| [2025-10-01](https://search.stillhousedata.com/proxy/0001193125-25-225889) | DEFA14A |
| [2025-09-22](https://search.stillhousedata.com/proxy/0001193125-25-211533) | DEFA14A |
| [2025-09-22](https://search.stillhousedata.com/proxy/0001193125-25-211528) | DEFA14A |
| [2025-09-22](https://search.stillhousedata.com/proxy/0001193125-25-210104) | DEFA14A |
| [2025-04-07](https://search.stillhousedata.com/proxy/0001392972-25-000058) | DEF 14A |
| 2025-03-28 | DEFA14A |
| [2025-03-28](https://search.stillhousedata.com/proxy/0001392972-25-000049) | DEF 14A |

## More

- [CIK 1392972 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1392972&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001392972-25-000050.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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