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, Q4 2025
Institutional positions in Ampco Pittsburgh Corp as of Dec 31, 2025. 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
- 43
- +7 vs. Q3 2025
- Shares held
- 8.32M
- +24.8K (+0.3%) vs. Q3 2025
- Total value
- $44.3M
- +$25.3M (+133.5%) vs. Q3 2025
- New holders
- 12
- 12 more added
- Sold out
- 5
- 11 more reduced
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Ampco Pittsburgh Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gamco Investors, Inc. Et Al | 2,470,828 | $13.2M | 0.13% | +86,618+3.6% | Added |
| Gabelli Funds LLC | 1,404,300 | $7.48M | 0.05% | +23,500+1.7% | Added |
| Ameriprise Financial Inc | 1,162,445 | $6.20M | 0.00% | +10,780+0.9% | Added |
| Vanguard Group Inc | 654,635 | $3.49M | 0.00% | −13,069−2.0% | Reduced |
| Renaissance Technologies LLC | 461,302 | $2.46M | 0.00% | −19,317−4.0% | Reduced |
| Ancora Advisors, LLC | 354,100 | $1.89M | 0.04% | −597,218−62.8% | Reduced |
| Dimensional Fund Advisors LP | 334,973 | $1.79M | 0.00% | −1,147−0.3% | Reduced |
| Marshall Wace, LLP | 208,342 | $1.11M | 0.00% | +208,342 | New |
| BlackRock, Inc. | 167,509 | $892.8K | 0.00% | −1,729−1.0% | Reduced |
| EAM Investors, LLC | 148,395 | $790.9K | 0.09% | +148,395 | New |
| Geode Capital Management, LLC | 142,099 | $757.6K | 0.00% | 00.0% | Unchanged |
| Teton Advisors, LLC | 130,000 | $692.9K | 0.48% | +21,500+19.8% | Added |
| Bridgeway Capital Management, LLC | 107,535 | $573.2K | 0.01% | −20,000−15.7% | Reduced |
| SEI Investments Co | 90,334 | $481.5K | 0.00% | +90,334 | New |
| State Street Corp | 80,116 | $427.0K | 0.00% | +5,900+7.9% | Added |
| Acadian Asset Management LLC | 65,515 | $348.0K | 0.00% | +8,524+15.0% | Added |
| RBF Capital, LLC | 60,000 | $319.8K | 0.01% | −30,950−34.0% | Reduced |
| Susquehanna International Group, LLP | 41,564 | $221.5K | 0.00% | +41,564 | New |
| Northern Trust Corp | 28,419 | $151.5K | 0.00% | +7,421+35.3% | Added |
| Goldman Sachs Group Inc | 28,251 | $150.6K | 0.00% | −3,597−11.3% | Reduced |
| Jane Street Group, LLC | 25,369 | $135.2K | 0.00% | +25,369 | New |
| Central Pacific Bank - Trust Division | 22,401 | $119.4K | 0.01% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 18,479 | $98.0K | 0.01% | 00.0% | Unchanged |
| UBS Group AG | 16,020 | $85.4K | 0.00% | −71−0.4% | Reduced |
| HRT Financial LP | 14,580 | $77.0K | 0.00% | +14,580 | New |
| Citadel Advisors LLC | 13,874 | $73.9K | 0.00% | −17,522−55.8% | Reduced |
| Algert Global LLC | 12,570 | $67.0K | 0.00% | +12,570 | New |
| TCG Advisory Services, LLC | 10,300 | $54.9K | 0.00% | +10,300 | New |
| Belvedere Trading LLC | 10,287 | $54.8K | 0.01% | +10,287 | New |
| Group One Trading, L.P. | 10,280 | $54.8K | 0.00% | +10,080+5,040.0% | Added |
| Simplex Trading, LLC | 7,573 | $40.4K | 0.00% | +3,725+96.8% | Added |
| Morgan Stanley | 6,871 | $36.6K | 0.00% | +628+10.1% | Added |
| The PNC Financial Services Group, Inc. | 2,500 | $13.3K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 2,215 | $11.8K | 0.00% | +3+0.1% | Added |
| GWM Advisors LLC | 1,849 | $9.86K | 0.00% | +768+71.0% | Added |
| Citigroup Inc | 1,514 | $8.07K | 0.00% | −1−0.1% | Reduced |
| Advisor Group Holdings, Inc. | 385 | $2.05K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 300 | $1.60K | 0.00% | +300 | New |
| SHP Wealth Management | 100 | $533 | 0.00% | +100 | New |
| Jones Financial Companies LLLP | 75 | $400 | 0.00% | +75 | New |
| Quadrant Capital Group LLC | 18 | $96 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 4 | $21 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1 | $3 | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −10,573−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −1,485−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −99−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| Salem Investment Counselors Inc | 0 | $0 | 0.00% | −25−100.0% | Sold out |