Ampco Pittsburgh Corp SEC filings AP
Ampco Pittsburgh Corp has 1,004 filings in SEC EDGAR's recent list, going back to Dec 11, 2007. Its latest annual report, Form ARS, was filed on Mar 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 11, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 23, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Regulation FD disclosure
|
Sep 23, 2026 | Sep 23, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2026 | Aug 11, 2026 |
| 10-Q | Quarterly report | Aug 11, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 9, 2026 | Jul 8, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2026 | — |
| 8-K |
Current report
Results of operations
|
May 12, 2026 | May 12, 2026 |
| 10-Q | Quarterly report | May 12, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 12, 2026 | May 8, 2026 |
| ARS | Annual report to shareholders | Mar 27, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 27, 2026 | — |
| DEF 14A | Proxy statement | Mar 27, 2026 | May 8, 2026 |
| 10-K | Annual report | Mar 16, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2026 | Mar 16, 2026 |
| EFFECT | Filing | Mar 11, 2026 | — |
| POS AM | Filing | Mar 10, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Dec 11, 2025 | Dec 9, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 18, 2025 | Nov 18, 2025 |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 7, 2025 | Nov 5, 2025 |
| 8-K |
Current report
Material agreement, Results of operations, Impairment, Regulation FD disclosure
|
Oct 15, 2025 | Oct 10, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2025 | Aug 12, 2025 |
| 10-Q | Quarterly report | Aug 12, 2025 | Jun 30, 2025 |
| 25-NSE | Delisting notice | Aug 1, 2025 | — |
| 8-K |
Current report
Other events
|
Jul 18, 2025 | Jul 18, 2025 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Jun 27, 2025 | Jun 25, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 20, 2025 | — |
| S-8 | Employee stock plan registration | May 12, 2025 | — |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 12, 2025 | May 12, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 9, 2025 | May 8, 2025 |
| ARS | Annual report to shareholders | Mar 31, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Mar 31, 2025 | Mar 28, 2025 |
| 10-K | Annual report | Mar 17, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 12, 2025 | Mar 12, 2025 |
| S-8 POS | Filing | Feb 20, 2025 | — |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 12, 2024 | Aug 12, 2024 |
| 10-Q | Quarterly report | Aug 12, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 10, 2024 | Jul 10, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 10, 2024 | Jul 9, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Jun 5, 2024 | Jun 4, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2024 | — |
| 8-K |
Current report
Results of operations
|
May 14, 2024 | May 14, 2024 |
| 10-Q | Quarterly report | May 13, 2024 | Mar 31, 2024 |
| DEFA14A | Additional proxy material | Apr 24, 2024 | — |
| DEF 14A | Proxy statement | Apr 24, 2024 | Jun 4, 2024 |
| ARS | Annual report to shareholders | Apr 23, 2024 | Dec 31, 2023 |
| PRE 14A | Preliminary proxy statement | Apr 5, 2024 | Jun 4, 2024 |
| 10-K | Annual report | Mar 25, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 25, 2024 | Mar 25, 2024 |
| 10-Q | Quarterly report | Nov 14, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2023 | Nov 13, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 23, 2023 | Aug 23, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2023 | Aug 9, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2023 | — |
| 8-K/A |
Amended current report
Shareholder vote results
|
May 22, 2023 | May 15, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 19, 2023 | May 15, 2023 |
| S-8 | Employee stock plan registration | May 18, 2023 | — |
| 8-K |
Current report
Results of operations
|
May 15, 2023 | May 15, 2023 |
| 10-Q | Quarterly report | May 10, 2023 | Mar 31, 2023 |
| ARS | Annual report to shareholders | Apr 14, 2023 | Dec 31, 2022 |
| DEF 14A | Proxy statement | Apr 14, 2023 | May 18, 2023 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Mar 31, 2023 | Mar 31, 2023 |
| 10-K | Annual report | Mar 21, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Mar 20, 2023 | Mar 20, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Dec 19, 2022 | Dec 14, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 14, 2022 | Nov 14, 2022 |
| 10-Q | Quarterly report | Nov 14, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 4, 2022 | Sep 29, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 2, 2022 | Aug 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2022 | Aug 10, 2022 |
| 10-Q | Quarterly report | Aug 9, 2022 | Jun 30, 2022 |
| SC TO-I/A | Filing | Jul 22, 2022 | — |
| SC TO-I/A | Filing | Jul 18, 2022 | — |
| SC TO-I/A | Filing | Jun 29, 2022 | — |
| 8-K |
Current report
Other events
|
Jun 22, 2022 | Jun 22, 2022 |
| SC TO-I | Filing | May 31, 2022 | — |
| 424B3 | Prospectus | May 31, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 27, 2022 | — |
| 8-K |
Current report
Material agreement, New debt
|
May 27, 2022 | May 26, 2022 |
| 10-Q | Quarterly report | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 9, 2022 | May 9, 2022 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 9, 2022 | May 5, 2022 |
| 425 | Filing | Mar 30, 2022 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 30, 2022 | Mar 30, 2022 |
| DEFA14A | Additional proxy material | Mar 25, 2022 | — |
| DEF 14A | Proxy statement | Mar 25, 2022 | May 5, 2022 |
| 10-K | Annual report | Mar 17, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Mar 16, 2022 | Mar 16, 2022 |
| 8-K |
Current report
Material agreement, Officer or director change, Regulation FD disclosure
|
Feb 11, 2022 | Feb 10, 2022 |
| 10-Q | Quarterly report | Nov 9, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2021 | Nov 4, 2021 |
| 8-K |
Current report
Officer or director change
|
Oct 22, 2021 | Oct 19, 2021 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Aug 13, 2021 | Aug 10, 2021 |
| 10-Q | Quarterly report | Aug 9, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2021 | Aug 9, 2021 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Jul 1, 2021 | Jun 29, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2021 | — |
| 8-K |
Current report
Shareholder vote results
|
May 14, 2021 | May 13, 2021 |
| S-8 | Employee stock plan registration | May 13, 2021 | — |
| 10-Q | Quarterly report | May 10, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 7, 2021 | May 7, 2021 |
| DEFC14A | Filing | Mar 26, 2021 | — |
| 10-K | Annual report | Mar 26, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 18, 2021 | Mar 18, 2021 |
| PREC14A | Filing | Mar 12, 2021 | — |
| 8-K |
Current report
Results of operations
|
Nov 16, 2020 | Nov 16, 2020 |
| 10-Q | Quarterly report | Nov 16, 2020 | Sep 30, 2020 |
| CERT | Nyse american certification | Sep 22, 2020 | — |
| 8-A12B | Filing | Sep 21, 2020 | — |
| FWP | Free writing prospectus | Sep 17, 2020 | — |
| 424B3 | Prospectus | Aug 17, 2020 | — |
| EFFECT | Filing | Aug 13, 2020 | — |
| CORRESP | Letter to the SEC | Aug 13, 2020 | — |
| S-1/A | Amended registration statement | Aug 13, 2020 | — |
| 10-Q | Quarterly report | Aug 10, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2020 | Aug 5, 2020 |
| S-1/A | Amended registration statement | Jul 21, 2020 | — |
| UPLOAD | Letter from the SEC | Jun 30, 2020 | — |
| S-1 | Registration statement | Jun 26, 2020 | — |
| 8-K |
Current report
Material agreement, New debt
|
Jun 24, 2020 | Jun 23, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 2, 2020 | Jun 2, 2020 |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2020 | — |
| 10-Q | Quarterly report | May 11, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Shareholder vote results
|
May 8, 2020 | May 7, 2020 |
| 8-K |
Current report
Results of operations
|
May 6, 2020 | May 6, 2020 |
| DEFA14A | Additional proxy material | Mar 27, 2020 | — |
| DEF 14A | Proxy statement | Mar 27, 2020 | May 7, 2020 |
| 10-K | Annual report | Mar 16, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 16, 2020 | Mar 13, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2020 | Mar 11, 2020 |
| 8-K |
Current report
Auditor change
|
Mar 10, 2020 | Mar 4, 2020 |
| 8-K |
Current report
Officer or director change
|
Nov 25, 2019 | Nov 20, 2019 |
| 10-Q | Quarterly report | Nov 8, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2019 | Nov 7, 2019 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Other events
|
Oct 3, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2019 | Aug 9, 2019 |
| 10-Q | Quarterly report | Aug 8, 2019 | Jun 30, 2019 |
| RW | Filing | Jul 10, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 23, 2019 | — |
| 8-K |
Current report
Shareholder vote results
|
May 13, 2019 | May 9, 2019 |
| 10-Q | Quarterly report | May 10, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
May 10, 2019 | May 10, 2019 |
| DEFA14A | Additional proxy material | Mar 29, 2019 | — |
| DEF 14A | Proxy statement | Mar 29, 2019 | May 9, 2019 |
| 10-K | Annual report | Mar 18, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations
|
Mar 14, 2019 | Mar 14, 2019 |
| PRE 14A | Preliminary proxy statement | Mar 11, 2019 | May 9, 2019 |
| 8-K |
Current report
Officer or director change
|
Feb 19, 2019 | Feb 15, 2019 |
| 8-K |
Current report
Officer or director change
|
Jan 15, 2019 | Jan 10, 2019 |
| 10-Q | Quarterly report | Nov 9, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations
|
Nov 8, 2018 | Nov 8, 2018 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 3, 2018 | Sep 28, 2018 |
| 8-K |
Current report
Other events
|
Sep 28, 2018 | Sep 28, 2018 |
| S-1 | Registration statement | Sep 27, 2018 | — |
| 8-K |
Current report
Other events
|
Sep 27, 2018 | Sep 27, 2018 |
| 10-Q/A | Amended quarterly report | Aug 17, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Officer or director change
|
Aug 13, 2018 | Aug 7, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2018 | Aug 10, 2018 |
| 10-Q | Quarterly report | Aug 9, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Officer or director change
|
Jul 16, 2018 | Jul 13, 2018 |
| 8-K |
Current report
Officer or director change
|
Jun 27, 2018 | Jun 21, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 11, 2018 | — |
| 8-K |
Current report
Shareholder vote results
|
May 11, 2018 | May 9, 2018 |
| 10-Q | Quarterly report | May 10, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations
|
May 10, 2018 | May 10, 2018 |
| 8-K |
Current report
Officer or director change
|
Apr 18, 2018 | Apr 12, 2018 |
| DEFA14A | Additional proxy material | Mar 26, 2018 | — |
| DEF 14A | Proxy statement | Mar 26, 2018 | May 9, 2018 |
| 10-K | Annual report | Mar 16, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Mar 14, 2018 | Mar 14, 2018 |
| 8-K |
Current report
Officer or director change
|
Mar 9, 2018 | Mar 7, 2018 |
| 8-K |
Current report
Officer or director change
|
Mar 6, 2018 | Feb 28, 2018 |
| EFFECT | Filing | Feb 13, 2018 | — |
| UPLOAD | Letter from the SEC | Feb 9, 2018 | — |
| CORRESP | Letter to the SEC | Feb 9, 2018 | — |
| S-3 | Shelf registration | Jan 19, 2018 | — |
| 8-K |
Current report
Other events
|
Jan 5, 2018 | Jan 5, 2018 |
| 10-Q | Quarterly report | Nov 9, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2017 | Nov 6, 2017 |
| 8-K |
Current report
Officer or director change
|
Oct 3, 2017 | Sep 27, 2017 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Aug 15, 2017 | May 3, 2017 |
| 10-Q | Quarterly report | Aug 9, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2017 | Aug 8, 2017 |
| 8-K |
Current report
Officer or director change
|
Jun 15, 2017 | Jun 13, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 23, 2017 | — |
| 10-Q | Quarterly report | May 10, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Results of operations
|
May 9, 2017 | May 9, 2017 |
| 8-K |
Current report
Shareholder vote results
|
May 4, 2017 | May 3, 2017 |
| DEFA14A | Additional proxy material | Mar 24, 2017 | — |
| DEF 14A | Proxy statement | Mar 24, 2017 | May 3, 2017 |
| 10-K | Annual report | Mar 16, 2017 | Dec 31, 2016 |
| 8-K |
Current report
Results of operations
|
Mar 14, 2017 | Mar 14, 2017 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 7, 2017 | Mar 2, 2017 |
| 8-K/A |
Amended current report
Acquisition or sale of assets
|
Jan 17, 2017 | Nov 1, 2016 |
| 10-Q | Quarterly report | Nov 9, 2016 | Sep 30, 2016 |
| 8-K/A |
Amended current report
Results of operations
|
Nov 8, 2016 | Nov 1, 2016 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pumps & Pumping Equipment (SIC 3561)
- Listed as
- AP (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- PA
- Headquarters
- Carnegie, PA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 6176
Other Pumps & Pumping Equipment companies
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.