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Ampco-Pittsburgh (AP) Institutional Ownership

Ampco-Pittsburgh logo
$10.18 +0.02 (+0.20%)
Closing price 05/22/2026 03:59 PM Eastern
Extended Trading
$9.93 -0.25 (-2.47%)
As of 05/22/2026 07:14 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Ampco-Pittsburgh (NYSE:AP)

Current
Institutional Ownership
Percentage
49.16%
Number of
Institutional Buyers
(last 12 months)
25
Total
Institutional Inflows
(last 12 months)
$6.07M
Number of
Institutional Sellers
(last 12 months)
10
Total
Institutional Outflows
(last 12 months)
$6.88M
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Skip Chart & View Institutional Buying and Selling Data

AP Institutional Buying and Selling by Quarter

Ampco-Pittsburgh Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/19/2026 Bank of America Corp DE20,280$136K0.0%+815.6%0.100%
5/18/2026 Empowered Funds LLC46,875$315K0.0%N/A0.231%
5/15/2026 OMERS ADMINISTRATION Corp19,300$130K0.0%N/A0.095%
5/14/2026 Renaissance Technologies LLC423,219$2.84M0.0%-8.3%2.082%
5/14/2026 Gabelli Funds LLC1,399,800$9.41M0.1%-0.3%6.885%
5/14/2026 Gamco Investors INC. ET AL2,491,957$16.75M0.2%+0.9%12.258%
5/14/2026 Sei Investments Co.184,336$1.24M0.0%+104.1%0.907%
5/8/2026 PNC Financial Services Group Inc.6,600$44K0.0%+164.0%0.032%
5/7/2026 Dimensional Fund Advisors LP355,427$2.39M0.0%+6.1%1.748%
4/28/2026 Hodges Capital Management Inc.10,910$73K0.0%N/A0.054%
4/22/2026 Janney Montgomery Scott LLC17,516$118K0.0%N/A0.086%
4/20/2026 Ritholtz Wealth Management118,779$798K0.0%N/A0.584%
2/18/2026 Bridgeway Capital Management LLC107,535$573K0.0%-15.7%0.529%
2/17/2026 RBF Capital LLC60,000$320K0.0%-34.0%0.295%
2/13/2026 Marshall Wace LLP208,342$1.11M0.0%N/A1.025%
2/13/2026 State Street Corp80,116$427K0.0%+7.9%0.394%
2/12/2026 Jane Street Group LLC25,369$135K0.0%N/A0.125%
2/12/2026 HRT Financial LP14,580$77K0.0%N/A0.072%
2/12/2026 Renaissance Technologies LLC461,302$2.46M0.0%-4.0%2.269%
2/12/2026 Informed Momentum Co LLC148,395$791K0.1%N/A0.730%
2/12/2026 Group One Trading LLC10,280$55K0.0%+101.6%0.051%
2/10/2026 Goldman Sachs Group Inc.28,251$151K0.0%-11.3%0.139%
2/10/2026 Belvedere Trading LLC10,287$55K0.0%N/A0.051%
2/5/2026 Gamco Investors INC. ET AL2,470,828$13.17M0.1%+3.6%12.156%
2/5/2026 Teton Advisors LLC130,000$693K0.5%+19.8%0.640%
2/5/2026 Gabelli Funds LLC1,404,300$7.49M0.1%+1.7%6.909%
11/17/2025 Citadel Advisors LLC31,396$72K0.0%N/A0.155%
11/17/2025 Ameriprise Financial Inc.1,151,665$2.64M0.0%-0.7%5.668%
11/14/2025 Ancora Advisors LLC951,318$2.18M0.0%-11.0%4.682%
11/12/2025 Gabelli Funds LLC1,380,800$3.16M0.0%-36.1%6.796%
11/12/2025 Gamco Investors INC. ET AL2,384,210$5.46M0.1%-42.6%11.735%
11/12/2025 Teton Advisors LLC108,500$248K0.2%N/A0.534%
11/7/2025 GSA Capital Partners LLP18,479$42K0.0%-47.3%0.091%
11/7/2025Vanguard Group Inc.667,704$1.53M0.0%+6.0%3.286%
10/2/2025 Central Pacific Bank Trust Division22,401$51K0.0%-38.5%0.110%
8/15/2025 Group One Trading LLC14,397$43K0.0%N/A0.071%
8/15/2025 Ameriprise Financial Inc.1,159,681$3.43M0.0%+3.0%5.707%
8/14/2025 Jane Street Group LLC10,088$30K0.0%N/A0.050%
8/8/2025 Bailard Inc.19,934$59K0.0%+59.5%0.099%
8/8/2025 Geode Capital Management LLC162,066$480K0.0%+2.8%0.807%
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7/10/2025 Wealth Enhancement Advisory Services LLC11,154$32K0.0%N/A0.056%
5/2/2025Bailard Inc.12,500$27K0.0%N/A0.062%
2/17/2025Bridgeway Capital Management LLC102,535$214K0.0%-8.1%0.510%
2/17/2025Ameriprise Financial Inc.1,084,403$2.27M0.0%+0.5%5.398%
2/14/2025Dimensional Fund Advisors LP292,310$611K0.0%-7.2%1.455%
2/13/2025Renaissance Technologies LLC436,619$913K0.0%-3.7%2.173%
1/23/2025Hunter Associates Investment Management LLC25,000$52K0.0%-34.2%0.124%
1/1/2025Virtu Financial LLC21,906$44K0.0%-19.6%0.109%
11/16/2024Geode Capital Management LLC152,111$304K0.0%+38.5%0.757%
11/15/2024State Street Corp74,216$148K0.0%+92.7%0.369%
8/9/2024Renaissance Technologies LLC556,396$428K0.0%+12.7%2.801%
8/9/2024Dimensional Fund Advisors LP420,297$324K0.0%-31.8%2.116%
1/31/2024Hunter Associates Investment Management LLC64,000$175K0.0%-17.1%0.322%
4/14/2023Raymond James Financial Services Advisors Inc.18,182$45K0.0%N/A0.094%
2/13/2023Levin Capital Strategies L.P.30,000$75K0.0%N/A0.155%
11/10/2022Rutabaga Capital Management LLC MA1,144,269$4.21M3.7%+18.7%5.898%
11/2/2022Hunter Associates Investment Management LLC80,000$294K0.1%-7.0%0.412%
8/10/2022Hunter Associates Investment Management LLC86,000$333K0.1%-61.8%0.448%
8/5/2022Rutabaga Capital Management LLC MA963,651$3.73M3.0%+43.5%5.022%
8/1/2022James Investment Research Inc.22,146$86K0.0%+15.7%0.115%
5/10/2022Rutabaga Capital Management LLC MA671,360$4.24M2.7%N/A3.498%
4/26/2022Hunter Associates Investment Management LLC225,000$1.42M0.5%+7.1%1.172%
2/11/2022Renaissance Technologies LLC581,501$2.91M0.0%-0.9%3.045%
2/9/2022Dimensional Fund Advisors LP647,423$3.24M0.0%-4.7%3.391%


AP Institutional Ownership - Frequently Asked Questions

During the previous two years, 34 institutional investors and hedge funds held shares of Ampco-Pittsburgh. The most heavily invested institutionals were Gamco Investors INC. ET AL ($16.75M), Gabelli Funds LLC ($9.41M), Renaissance Technologies LLC ($2.84M), Ameriprise Financial Inc. ($2.64M), Dimensional Fund Advisors LP ($2.39M), Ancora Advisors LLC ($2.18M), and Vanguard Group Inc. ($1.53M).Learn more on Ampco-Pittsburgh's institutional investors.

49.16% of Ampco-Pittsburgh's stock is owned by institutional investors. Learn more on AP's institutional investor holdings.

Of the 26 institutional investors that purchased Ampco-Pittsburgh's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Marshall Wace LLP ($208.34K), Informed Momentum Co LLC ($148.40K), Teton Advisors LLC ($130K), Ritholtz Wealth Management ($118.78K), Gamco Investors INC. ET AL ($107.75K), Sei Investments Co. ($94.00K), and Renaissance Technologies LLC ($62.59K).

Institutional investors have bought a total of 1,180,080 shares in the last 24 months. This purchase volume represents approximately $6.07M in transactions.

Of the 10 institutional investors that sold Ampco-Pittsburgh's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Gamco Investors INC. ET AL ($1.77M), Gabelli Funds LLC ($785.50K), Ancora Advisors LLC ($117.21K), Renaissance Technologies LLC ($57.40K), RBF Capital LLC ($30.95K), Bridgeway Capital Management LLC ($20K), and GSA Capital Partners LLP ($16.57K).

Institutional investors have sold a total of 2,820,099 shares in the last 24 months. This volume of shares sold represents approximately $6.88M in transactions.


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This page (NYSE:AP) was last updated on 5/26/2026 by MarketBeat.com Staff.
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