Ampco Pittsburgh Corp
AP- Exchange
- NYSE
- Industry
- Pumps & Pumping Equipment
- SEC CIK
- 0000006176
No open-market purchases or sales by Ampco Pittsburgh Corp insiders were filed in the last 90 days; 85 institutions reported holding it in 13F filings for Q2 2026, worth $99.5M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Ampco Pittsburgh Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 63
- +21 vs. Q4 2025
- Shares held
- 10.3M
- +2.60M (+33.9%) vs. Q4 2025
- Total value
- $69.0M
- +$28.1M (+68.9%) vs. Q4 2025
- New holders
- 26
- 22 more added
- Sold out
- 5
- 9 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 85 | $99.5M |
| Q1 2026 | 63 | $69.0M |
| Q4 2025 | 43 | $44.3M |
| Q3 2025 | 36 | $19.0M |
| Q2 2025 | 39 | $25.3M |
| Q1 2025 | 38 | $18.2M |
| Q4 2024 | 37 | $17.4M |
| Q3 2024 | 32 | $16.7M |
| Q2 2024 | 42 | $6.76M |
| Q1 2024 | 34 | $19.3M |
| Q4 2023 | 35 | $23.9M |
| Q3 2023 | 37 | $23.6M |
| Q2 2023 | 35 | $28.6M |
| Q1 2023 | 38 | $22.2M |
| Q4 2022 | 36 | $22.8M |
| Q3 2022 | 35 | $33.2M |
| Q2 2022 | 34 | $34.4M |
| Q1 2022 | 32 | $56.5M |
| Q4 2021 | 34 | $41.8M |
| Q3 2021 | 37 | $36.8M |
| Q2 2021 | 37 | $49.0M |
| Q1 2021 | 39 | $55.6M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Ampco Pittsburgh Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 5 | $34 | 0.00% | +1+25.0% | Added |
| Quadrant Capital Group LLC | 18 | $121 | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 25 | $168 | 0.00% | +25 | New |
| Fortitude Family Office, LLC | 61 | $410 | 0.00% | +61 | New |
| Tower Research Capital LLC (TRC) | 141 | $948 | 0.00% | +141 | New |
| Barclays PLC | 260 | $1.75K | 0.00% | +260 | New |
| Advisor Group Holdings, Inc. | 360 | $2.42K | 0.00% | −25−6.5% | Reduced |
| Farther Finance Advisors, LLC | 600 | $4.32K | 0.00% | +300+100.0% | Added |
| Jones Financial Companies LLLP | 966 | $6.63K | 0.00% | +891+1,188.0% | Added |
| Royal Bank of Canada | 970 | $7.00K | 0.00% | +970 | New |
| Citigroup Inc | 1,514 | $10.2K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 6,600 | $44.4K | 0.00% | +4,100+164.0% | Added |
| Group One Trading, L.P. | 6,662 | $44.8K | 0.00% | −3,618−35.2% | Reduced |
| Vanguard Global Advisers, LLC | 7,419 | $49.9K | 0.00% | +7,419 | New |
| Morgan Stanley | 9,581 | $64.4K | 0.00% | +2,710+39.4% | Added |
| Schonfeld Strategic Advisors LLC | 10,300 | $69.2K | 0.00% | +10,300 | New |
| Hodges Capital Management Inc. | 10,910 | $73.3K | 0.01% | +10,910 | New |
| Dudley Capital Management, LLC | 11,000 | $73.9K | 0.03% | +11,000 | New |
| D'Orazio & Associates, Inc. | 11,103 | $74.6K | 0.01% | +11,103 | New |
| Citadel Advisors LLC | 14,439 | $97.0K | 0.00% | +565+4.1% | Added |
| Raffles Associates LP | 15,000 | $100.8K | 0.09% | +15,000 | New |
| Palumbo Wealth Management LLC | 15,233 | $102.4K | 0.02% | +15,233 | New |
| Janney Montgomery Scott LLC | 17,516 | $118.0K | 0.00% | +17,516 | New |
| Gsa Capital Partners LLP | 18,657 | $125.0K | 0.01% | +178+1.0% | Added |
| HRT Financial LP | 18,621 | $125.0K | 0.00% | +4,041+27.7% | Added |
| Brevan Howard Capital Management LP | 18,727 | $125.8K | 0.00% | +18,727 | New |
| Omers Administration Corp | 19,300 | $129.7K | 0.00% | +19,300 | New |
| Simplex Trading, LLC | 20,162 | $135.5K | 0.00% | +12,589+166.2% | Added |
| Bank of America Corp | 20,280 | $136.3K | 0.00% | +18,065+815.6% | Added |
| Central Pacific Bank - Trust Division | 22,401 | $150.5K | 0.02% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 26,599 | $178.7K | 0.00% | −14,965−36.0% | Reduced |
| Hudson Bay Capital Management LP | 27,112 | $182.2K | 0.00% | +27,112 | New |
| Northern Trust Corp | 28,419 | $191.0K | 0.00% | 00.0% | Unchanged |
| Algert Global LLC | 28,932 | $194.4K | 0.00% | +16,362+130.2% | Added |
| Goldman Sachs Group Inc | 40,730 | $273.7K | 0.00% | +12,479+44.2% | Added |
| UBS Group AG | 43,721 | $293.8K | 0.00% | +27,701+172.9% | Added |
| Empowered Funds, LLC | 46,875 | $315.0K | 0.00% | +46,875 | New |
| XTX Topco Ltd | 48,582 | $326.5K | 0.01% | +48,582 | New |
| State Street Corp | 59,416 | $399.3K | 0.00% | −20,700−25.8% | Reduced |
| RBF Capital, LLC | 60,000 | $403.2K | 0.02% | 00.0% | Unchanged |
| Vanguard Fiduciary Trust Co | 72,813 | $489.3K | 0.00% | +72,813 | New |
| Acadian Asset Management LLC | 83,592 | $559.0K | 0.00% | +18,077+27.6% | Added |
| EAM Investors, LLC | 115,793 | $778.1K | 0.09% | −32,602−22.0% | Reduced |
| Ritholtz Wealth Management | 118,779 | $798.2K | 0.01% | +118,779 | New |
| O'Shaughnessy Asset Management, LLC | 122,418 | $822.6K | 0.00% | +122,418 | New |
| Teton Advisors, LLC | 130,000 | $873.6K | 0.61% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 135,063 | $908.5K | 0.00% | −7,036−5.0% | Reduced |
| Bridgeway Capital Management, LLC | 154,410 | $1.04M | 0.02% | +46,875+43.6% | Added |
| Millennium Management LLC | 160,408 | $1.08M | 0.00% | +160,408 | New |
| Marshall Wace, LLP | 161,291 | $1.08M | 0.00% | −47,051−22.6% | Reduced |
| Jane Street Group, LLC | 168,301 | $1.13M | 0.00% | +142,932+563.4% | Added |
| SEI Investments Co | 184,336 | $1.24M | 0.00% | +94,002+104.1% | Added |
| BlackRock, Inc. | 203,133 | $1.37M | 0.00% | +35,624+21.3% | Added |
| Meros Investment Management, LP | 214,850 | $1.44M | 0.63% | +214,850 | New |
| American Century Companies Inc | 218,860 | $1.47M | 0.00% | +218,860 | New |
| Huntleigh Advisors, Inc. | 230,478 | $1.55M | 0.26% | +230,478 | New |
| Dimensional Fund Advisors LP | 355,427 | $2.39M | 0.00% | +20,454+6.1% | Added |
| Renaissance Technologies LLC | 423,219 | $2.84M | 0.00% | −38,083−8.3% | Reduced |
| Vanguard Capital Management LLC | 600,114 | $4.03M | 0.00% | +600,114 | New |
| Wells Fargo & Company | 656,001 | $4.41M | 0.00% | +656,000+65,600,000.0% | Added |
| Ameriprise Financial Inc | 1,173,024 | $7.88M | 0.00% | +10,579+0.9% | Added |
| Gabelli Funds LLC | 1,399,800 | $9.41M | 0.06% | −4,500−0.3% | Reduced |
| Gamco Investors, Inc. Et Al | 2,491,957 | $16.7M | 0.16% | +21,129+0.9% | Added |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −354,100−100.0% | Sold out |
| TCG Advisory Services, LLC | 0 | $0 | 0.00% | −10,300−100.0% | Sold out |
| Belvedere Trading LLC | 0 | $0 | 0.00% | −10,287−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −1,849−100.0% | Sold out |
| SHP Wealth Management | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |