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Ampco-Pittsburgh (AP) Institutional Ownership

Ampco-Pittsburgh logo
$11.16 +0.72 (+6.84%)
As of 03:52 PM Eastern
This is a fair market value 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)
19
Total
Institutional Inflows
(last 12 months)
$4.56M
Number of
Institutional Sellers
(last 12 months)
10
Total
Institutional Outflows
(last 12 months)
$6.60M
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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
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%
2/18/2026Bridgeway Capital Management LLC107,535$573K0.0%-15.7%0.529%
2/17/2026RBF Capital LLC60,000$320K0.0%-34.0%0.295%
2/13/2026Marshall Wace LLP208,342$1.11M0.0%N/A1.025%
2/13/2026State Street Corp80,116$427K0.0%+7.9%0.394%
2/12/2026Jane Street Group LLC25,369$135K0.0%N/A0.125%
2/12/2026HRT Financial LP14,580$77K0.0%N/A0.072%
2/12/2026Renaissance Technologies LLC461,302$2.46M0.0%-4.0%2.269%
2/12/2026Informed Momentum Co LLC148,395$791K0.1%N/A0.730%
2/12/2026Group One Trading LLC10,280$55K0.0%+101.6%0.051%
2/10/2026Goldman Sachs Group Inc.28,251$151K0.0%-11.3%0.139%
2/10/2026Belvedere Trading LLC10,287$55K0.0%N/A0.051%
2/5/2026Gamco Investors INC. ET AL2,470,828$13.17M0.1%+3.6%12.156%
2/5/2026Teton Advisors LLC130,000$693K0.5%+19.8%0.640%
2/5/2026Gabelli Funds LLC1,404,300$7.49M0.1%+1.7%6.909%
11/17/2025Citadel Advisors LLC31,396$72K0.0%N/A0.155%
11/17/2025Ameriprise Financial Inc.1,151,665$2.64M0.0%-0.7%5.668%
11/14/2025Ancora Advisors LLC951,318$2.18M0.0%-11.0%4.682%
11/12/2025Gabelli Funds LLC1,380,800$3.16M0.0%-36.1%6.796%
11/12/2025Gamco Investors INC. ET AL2,384,210$5.46M0.1%-42.6%11.735%
11/12/2025Teton Advisors LLC108,500$248K0.2%N/A0.534%
11/7/2025GSA 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%
8/15/2025Group One Trading LLC14,397$43K0.0%N/A0.071%
8/15/2025Ameriprise Financial Inc.1,159,681$3.43M0.0%+3.0%5.707%
8/14/2025Jane Street Group LLC10,088$30K0.0%N/A0.050%
8/8/2025Bailard Inc.19,934$59K0.0%+59.5%0.099%
8/8/2025Geode Capital Management LLC162,066$480K0.0%+2.8%0.807%
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%
2/10/2022Acadian Asset Management LLC155,072$775K0.0%-17.4%0.812%
2/9/2022Dimensional Fund Advisors LP647,423$3.24M0.0%-4.7%3.391%


AP Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of AP shares?

During the previous two years, 29 institutional investors and hedge funds held shares of Ampco-Pittsburgh. The most heavily invested institutionals were Gamco Investors INC. ET AL ($13.17M), Gabelli Funds LLC ($7.49M), Ameriprise Financial Inc. ($2.64M), Renaissance Technologies LLC ($2.46M), Ancora Advisors LLC ($2.18M), Vanguard Group Inc. ($1.53M), and Marshall Wace LLP ($1.11M).Learn more on Ampco-Pittsburgh's institutional investors.

What percentage of Ampco-Pittsburgh's stock is owned by institutional investors?

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

Which institutional investors have been buying Ampco-Pittsburgh's stock?

Of the 20 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 ($86.62K), Renaissance Technologies LLC ($62.59K), and Geode Capital Management LLC ($46.64K).

How much institutional buying is happening at Ampco-Pittsburgh?

Institutional investors have bought a total of 956,155 shares in the last 24 months. This purchase volume represents approximately $4.56M in transactions.

Which of Ampco-Pittsburgh's major shareholders have been selling company stock?

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 ($781K), Ancora Advisors LLC ($117.21K), RBF Capital LLC ($30.95K), Bridgeway Capital Management LLC ($20K), Renaissance Technologies LLC ($19.32K), and GSA Capital Partners LLP ($16.57K).

How much institutional selling is happening at Ampco-Pittsburgh?

Institutional investors have sold a total of 2,777,516 shares in the last 24 months. This volume of shares sold represents approximately $6.60M in transactions.


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