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 $99.6M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Ampco Pittsburgh Corp as of Jun 30, 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
- 85
- +22 vs. Q1 2026
- Shares held
- 11.5M
- +1.25M (+12.2%) vs. Q1 2026
- Total value
- $99.6M
- +$30.6M (+44.4%) vs. Q1 2026
- New holders
- 31
- 27 more added
- Sold out
- 9
- 19 more reduced
Compare with Q1 2026: 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 | $99.6M |
| Q1 2026 | 63 | $69.0M |
| Q4 2025 | 43 | $44.7M |
| 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 | $27.3M |
| Q4 2023 | 35 | $24.2M |
| 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 | $49.4M |
| Q1 2021 | 39 | $55.6M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Ampco Pittsburgh Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gamco Investors, Inc. Et Al | 2,459,829 | $21.3M | 0.19% | −32,128−1.3% | Reduced |
| Gabelli Funds LLC | 1,391,800 | $12.0M | 0.08% | −8,000−0.6% | Reduced |
| BlackRock, Inc. | 982,611 | $8.50M | 0.00% | +779,478+383.7% | Added |
| Ameriprise Financial Inc | 905,679 | $7.83M | 0.00% | −267,345−22.8% | Reduced |
| Wells Fargo & Company | 660,945 | $5.72M | 0.00% | +4,944+0.8% | Added |
| Vanguard Capital Management LLC | 604,091 | $5.23M | 0.00% | +3,977+0.7% | Added |
| Renaissance Technologies LLC | 414,419 | $3.58M | 0.00% | −8,800−2.1% | Reduced |
| Geode Capital Management, LLC | 342,836 | $2.97M | 0.00% | +207,773+153.8% | Added |
| American Century Companies Inc | 328,848 | $2.84M | 0.00% | +109,988+50.3% | Added |
| Dimensional Fund Advisors LP | 295,444 | $2.56M | 0.00% | −59,983−16.9% | Reduced |
| Meros Investment Management, LP | 239,910 | $2.08M | 0.66% | +25,060+11.7% | Added |
| Susquehanna International Group, LLP | 195,321 | $1.69M | 0.00% | +168,722+634.3% | Added |
| Acadian Asset Management LLC | 191,015 | $1.65M | 0.00% | +107,423+128.5% | Added |
| O'Shaughnessy Asset Management, LLC | 174,312 | $1.51M | 0.01% | +51,894+42.4% | Added |
| State Street Corp | 159,316 | $1.38M | 0.00% | +99,900+168.1% | Added |
| Jane Street Group, LLC | 150,371 | $1.30M | 0.00% | −17,930−10.7% | Reduced |
| Huntleigh Advisors, Inc. | 141,172 | $1.22M | 0.17% | −89,306−38.7% | Reduced |
| Ritholtz Wealth Management | 132,943 | $1.15M | 0.02% | +14,164+11.9% | Added |
| Teton Advisors, LLC | 130,000 | $1.12M | 0.65% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 125,386 | $1.08M | 0.02% | −29,024−18.8% | Reduced |
| Northern Trust Corp | 121,477 | $1.05M | 0.00% | +93,058+327.4% | Added |
| Vanguard Portfolio Management LLC | 112,721 | $975.0K | 0.00% | +112,721 | New |
| Goldman Sachs Group Inc | 100,724 | $871.3K | 0.00% | +59,994+147.3% | Added |
| Vanguard Fiduciary Trust Co | 92,875 | $803.4K | 0.00% | +20,062+27.6% | Added |
| EAM Investors, LLC | 90,053 | $779.0K | 0.07% | −25,740−22.2% | Reduced |
| Marshall Wace, LLP | 80,361 | $695.1K | 0.00% | −80,930−50.2% | Reduced |
| Palumbo Wealth Management LLC | 79,185 | $685.0K | 0.14% | +63,952+419.8% | Added |
| SEI Investments Co | 65,911 | $570.1K | 0.00% | −118,425−64.2% | Reduced |
| Panagora Asset Management Inc | 52,441 | $453.6K | 0.00% | +52,441 | New |
| Citadel Advisors LLC | 51,409 | $444.7K | 0.00% | +36,970+256.0% | Added |
| Empowered Funds, LLC | 50,286 | $435.0K | 0.00% | +3,411+7.3% | Added |
| Charles Schwab Investment Management Inc | 39,373 | $340.6K | 0.00% | +39,373 | New |
| Bank of New York Mellon Corp | 33,984 | $294.0K | 0.00% | +33,984 | New |
| Qube Research & Technologies Ltd | 32,230 | $278.8K | 0.00% | +32,230 | New |
| UBS Group AG | 32,154 | $278.1K | 0.00% | −11,567−26.5% | Reduced |
| Dynamic Technology Lab Private Ltd | 30,373 | $263.0K | 0.06% | +30,373 | New |
| Raffles Associates LP | 30,000 | $259.5K | 0.11% | +15,000+100.0% | Added |
| Occudo Quantitative Strategies LP | 24,936 | $215.7K | 0.01% | +24,936 | New |
| XTX Topco Ltd | 23,995 | $207.6K | 0.00% | −24,587−50.6% | Reduced |
| Central Pacific Bank - Trust Division | 22,401 | $193.8K | 0.02% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 21,641 | $187.0K | 0.01% | +2,984+16.0% | Added |
| Nuveen, LLC | 21,419 | $185.3K | 0.00% | +21,419 | New |
| Millennium Management LLC | 19,793 | $171.2K | 0.00% | −140,615−87.7% | Reduced |
| Janney Montgomery Scott LLC | 17,516 | $152.0K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 16,388 | $141.8K | 0.00% | −2,339−12.5% | Reduced |
| Deutsche Bank AG | 16,137 | $139.6K | 0.00% | +16,137 | New |
| Graham Capital Management, L.P. | 14,835 | $128.3K | 0.00% | +14,835 | New |
| STRS Ohio | 14,000 | $121.1K | 0.00% | +14,000 | New |
| Bank of America Corp | 13,954 | $120.7K | 0.00% | −6,326−31.2% | Reduced |
| Rhumbline Advisers | 13,659 | $118.1K | 0.00% | +13,659 | New |
| Morgan Stanley | 13,560 | $117.3K | 0.00% | +3,979+41.5% | Added |
| Price T Rowe Associates Inc | 13,488 | $117.0K | 0.00% | +13,488 | New |
| IMC-Chicago, LLC | 13,316 | $115.2K | 0.00% | +13,316 | New |
| Engineers Gate Manager LP | 12,307 | $106.5K | 0.00% | +12,307 | New |
| Algert Global LLC | 11,642 | $100.7K | 0.00% | −17,290−59.8% | Reduced |
| Hodges Capital Management Inc. | 11,185 | $96.8K | 0.01% | +275+2.5% | Added |
| MetLife Investment Management | 9,895 | $85.6K | 0.00% | +9,895 | New |
| Citigroup Inc | 9,134 | $79.0K | 0.00% | +7,620+503.3% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 7,463 | $64.6K | 0.00% | +7,463 | New |
| JPMorgan Chase & Co | 7,250 | $63.7K | 0.00% | +7,250 | New |
| Group One Trading, L.P. | 7,005 | $60.6K | 0.00% | +343+5.1% | Added |
| The PNC Financial Services Group, Inc. | 6,600 | $57.1K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 4,780 | $41.3K | 0.00% | +4,780 | New |
| Vanguard Global Advisers, LLC | 3,678 | $31.8K | 0.00% | −3,741−50.4% | Reduced |
| Barclays PLC | 3,341 | $28.9K | 0.00% | +3,081+1,185.0% | Added |
| New York State Common Retirement Fund | 2,900 | $25.1K | 0.00% | +2,900 | New |
| BNP Paribas Arbitrage, SA | 2,813 | $24.3K | 0.00% | +2,813 | New |
| Legal & General Group Plc | 1,581 | $13.7K | 0.00% | +1,581 | New |
| Ameritas Investment Partners, Inc. | 1,471 | $12.7K | 0.00% | +1,471 | New |
| Russell Investments Group, Ltd. | 1,296 | $11.2K | 0.00% | +1,296 | New |
| Tower Research Capital LLC (TRC) | 1,137 | $9.84K | 0.00% | +996+706.4% | Added |
| Jones Financial Companies LLLP | 967 | $9.04K | 0.00% | +1+0.1% | Added |
| FMR LLC | 700 | $6.05K | 0.00% | +700 | New |
| Royal Bank of Canada | 707 | $6.00K | 0.00% | −263−27.1% | Reduced |
| Farther Finance Advisors, LLC | 600 | $5.19K | 0.00% | 00.0% | Unchanged |
| Markowski Investments | 500 | $4.33K | 0.00% | +500 | New |
| Federated Hermes, Inc. | 367 | $3.17K | 0.00% | +367 | New |
| Advisor Group Holdings, Inc. | 360 | $3.11K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 223 | $1.93K | 0.00% | +223 | New |
| SBI Securities Co., Ltd. | 125 | $1.08K | 0.00% | +120+2,400.0% | Added |
| Rialto Wealth Management, LLC | 79 | $684 | 0.00% | +79 | New |
| Fortitude Family Office, LLC | 61 | $528 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 57 | $493 | 0.00% | +57 | New |
| Salem Investment Counselors Inc | 25 | $217 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 2 | $17 | 0.00% | +2 | New |
| RBF Capital, LLC | 0 | $0 | 0.00% | −60,000−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −27,112−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −20,162−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −19,300−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −18,621−100.0% | Sold out |
| D'Orazio & Associates, Inc. | 0 | $0 | 0.00% | −11,103−100.0% | Sold out |
| Dudley Capital Management, LLC | 0 | $0 | 0.00% | −11,000−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −10,300−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |