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Alpha Pro Tech (APT) Institutional Ownership

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$4.89 0.00 (0.00%)
Closing price 09/12/2025 04:00 PM Eastern
Extended Trading
$4.88 -0.01 (-0.31%)
As of 09/12/2025 04:10 PM Eastern
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Institutional Ownership Changes (13F Filings) for Alpha Pro Tech (NYSE:APT)

Current
Institutional Ownership
Percentage
22.69%
Number of
Institutional Buyers
(last 12 months)
6
Total
Institutional Inflows
(last 12 months)
$1.04M
Number of
Institutional Sellers
(last 12 months)
8
Total
Institutional Outflows
(last 12 months)
$559.57K
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Skip Chart & View Institutional Buying and Selling Data

APT Institutional Buying and Selling by Quarter

Alpha Pro Tech Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/4/2025 Osaic Holdings Inc.9,780$46K0.0%-52.0%0.093%
8/14/2025 NewEdge Advisors LLC15,819$74K0.0%N/A0.151%
8/11/2025 Inspire Advisors LLC58,454$274K0.0%N/A0.538%
8/1/2025 James Investment Research Inc.11,050$52K0.0%N/A0.102%
5/21/2025Acadian Asset Management LLC148,573$741K0.0%-3.7%1.368%
5/19/2025Jane Street Group LLC23,314$117K0.0%N/A0.215%
4/30/2025Linden Thomas Advisory Services LLC187,610$938K0.1%+17.1%1.725%
2/17/2025Needham Investment Management LLC612,500$3.24M0.2%+0.4%5.568%
2/13/2025Renaissance Technologies LLC565,475$2.99M0.0%-4.2%5.141%
2/12/2025O Shaughnessy Asset Management LLC51,560$273K0.0%-38.5%0.469%
2/12/2025Arrowstreet Capital Limited Partnership60,731$321K0.0%-4.8%0.552%
2/7/2025Essex Investment Management Co. LLC34,793$184K0.0%-10.4%0.316%
1/21/2025Linden Thomas Advisory Services LLC160,153$847K0.1%-6.9%1.456%
1/15/2025Ritholtz Wealth Management19,156$101K0.0%-43.9%0.174%
11/15/2024Needham Investment Management LLC610,000$3.48M0.3%+1.2%5.546%
10/17/2024Inspire Advisors LLC57,273$326K0.0%N/A0.490%
8/9/2024Renaissance Technologies LLC632,375$3.48M0.0%+1.3%5.410%
8/9/2024Dimensional Fund Advisors LP125,018$688K0.0%+37.0%1.070%
8/6/2024Acadian Asset Management LLC159,825$877K0.0%+32.9%1.367%
8/1/2024Ritholtz Wealth Management36,276$200K0.0%-8.4%0.310%
7/10/2024Linden Thomas Advisory Services LLC163,644$900K0.1%+2.2%1.400%
5/13/2024O Shaughnessy Asset Management LLC90,015$562K0.0%+226.4%0.770%
5/11/2024Hillsdale Investment Management Inc.14,646$91K0.0%N/A0.125%
5/10/2024Acadian Asset Management LLC120,296$750K0.0%+893.0%1.029%
2/8/2024Essex Investment Management Co. LLC112,415$595K0.1%-28.5%0.965%
1/18/2024Ritholtz Wealth Management13,137$69K0.0%N/A0.113%
11/13/2023Acadian Asset Management LLC12,115$52K0.0%-25.0%0.104%
11/9/2023Essex Investment Management Co. LLC157,318$683K0.1%-2.9%1.321%
8/7/2023Acadian Asset Management LLC16,153$64K0.0%-54.3%0.133%
7/28/2023Lion Street Advisors LLC11,088$67K0.0%N/A0.091%
2/1/2023Legato Capital Management LLC13,344$54K0.0%N/A0.107%
1/20/2023Lion Street Advisors LLC11,088$67K0.0%N/A0.089%
1/13/2023Allworth Financial LP10,000$40K0.0%+100.0%0.080%
11/15/2022Essex Investment Management Co. LLC157,728$639K0.1%-6.4%1.260%
8/13/2022Needham Investment Management LLC220,000$981K0.2%+25.7%1.696%
8/12/2022Essex Investment Management Co. LLC168,547$752K0.1%N/A1.300%
7/19/2022Lion Street Advisors LLC11,088$65K0.0%N/A0.085%
2/14/2022PDT Partners LLC18,344$110K0.0%N/A0.139%
2/11/2022Renaissance Technologies LLC611,163$3.65M0.0%+8.8%4.619%
2/10/2022WINTON GROUP Ltd14,517$87K0.0%-87.1%0.110%
2/9/2022Geneos Wealth Management Inc.9,450$56K0.0%-80.8%0.071%
11/16/2021Cetera Advisor Networks LLC11,700$79K0.0%N/A0.088%
11/16/2021Two Sigma Securities LLC22,337$150K0.0%N/A0.169%
11/16/2021Lion Street Advisors LLC11,088$72K0.0%N/A0.084%
11/15/2021Jacobi Capital Management LLC10,000$67K0.0%N/A0.076%
11/15/2021Franklin Resources Inc.26,900$181K0.0%N/A0.203%
11/12/2021Renaissance Technologies LLC561,663$3.78M0.0%+13.5%4.245%
11/9/2021Geneos Wealth Management Inc.49,167$329K0.0%N/A0.372%
11/9/2021Keebeck Alpha LP30,297$204K0.1%N/A0.229%
11/9/2021BlackRock Inc.243,060$1.64M0.0%+13.2%1.839%
11/5/2021Advisor Group Holdings Inc.13,848$93K0.0%+309.1%0.105%
11/2/2021Raymond James Financial Services Advisors Inc.10,033$68K0.0%-29.1%0.076%
10/28/2021WINTON GROUP Ltd112,201$755K0.0%-7.4%0.849%
9/17/2021Virtu Financial LLC10,014$86K0.0%N/A0.076%
9/3/2021Parametric Portfolio Associates LLC17,043$146K0.0%-15.6%0.129%
8/17/2021Salem Investment Counselors Inc.7,372$63K0.0%N/A0.056%
8/17/2021Millennium Management LLC166,272$1.43M0.0%N/A1.258%
8/17/2021Bridgeway Capital Management LLC38,500$330K0.0%-64.8%0.291%
8/16/2021AQR Capital Management LLC47,712$409K0.0%-70.8%0.361%
8/16/2021Royal Bank of Canada26,771$229K0.0%+2,534.9%0.203%
8/16/2021Credit Suisse AG13,261$113K0.0%N/A0.100%
8/16/2021State Street Corp56,641$485K0.0%-72.1%0.429%
8/16/2021Tibra Equities Europe Ltd40,900$351K0.1%N/A0.309%
8/16/2021Goldman Sachs Group Inc.33,599$288K0.0%N/A0.254%
8/13/2021Renaissance Technologies LLC495,063$4.24M0.0%+6.1%3.746%
8/13/2021Northern Trust Corp23,172$198K0.0%-81.8%0.175%
8/13/2021Geode Capital Management LLC103,839$889K0.0%-49.2%0.786%
8/13/2021Vanguard Group Inc.598,786$5.13M0.0%-35.8%4.530%
8/12/2021Dimensional Fund Advisors LP75,903$650K0.0%-2.3%0.574%
8/12/2021Ground Swell Capital LLC15,136$130K0.6%N/A0.115%
8/12/2021JPMorgan Chase & Co.51,537$441K0.0%-17.2%0.390%
8/12/2021Ergoteles LLC55,900$479K0.0%N/A0.423%
8/11/2021Bank of New York Mellon Corp58,456$500K0.0%-22.4%0.442%
8/11/2021BlackRock Inc.214,668$1.84M0.0%-77.3%1.624%
8/11/2021Susquehanna Fundamental Investments LLC72,992$626K0.0%N/A0.547%
8/10/2021Cambridge Investment Research Advisors Inc.14,305$123K0.0%+16.2%0.107%
8/10/2021Citigroup Inc.25,034$215K0.0%-6.8%0.188%
8/10/2021WINTON GROUP Ltd121,180$1.04M0.1%+7.3%0.909%
8/6/2021Sei Investments Co.16,619$88K0.0%N/A0.125%
8/2/2021Advisor Group Holdings Inc.3,385$29K0.0%-27.0%0.025%
(Data available from 1/1/2016 forward)

APT Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of APT shares?

During the previous two years, 15 institutional investors and hedge funds held shares of Alpha Pro Tech. The most heavily invested institutionals were Needham Investment Management LLC ($3.24M), Renaissance Technologies LLC ($2.99M), Linden Thomas Advisory Services LLC ($938K), Acadian Asset Management LLC ($741K), Dimensional Fund Advisors LP ($688K), Arrowstreet Capital Limited Partnership ($321K), and Inspire Advisors LLC ($274K).Learn more on Alpha Pro Tech's institutional investors.

What percentage of Alpha Pro Tech's stock is owned by institutional investors?

22.69% of Alpha Pro Tech's stock is owned by institutional investors. Learn more on APT's institutional investor holdings.

Which institutional investors have been buying Alpha Pro Tech's stock?

Of the 12 institutional investors that purchased Alpha Pro Tech's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Acadian Asset Management LLC ($147.71K), Inspire Advisors LLC ($115.73K), O Shaughnessy Asset Management LLC ($62.44K), Dimensional Fund Advisors LP ($33.78K), Linden Thomas Advisory Services LLC ($30.97K), Jane Street Group LLC ($23.31K), and NewEdge Advisors LLC ($15.82K).

How much institutional buying is happening at Alpha Pro Tech?

Institutional investors have bought a total of 203,367 shares in the last 24 months. This purchase volume represents approximately $1.04M in transactions.

Which of Alpha Pro Tech's major shareholders have been selling company stock?

The following institutional investors have sold Alpha Pro Tech stock in the last 24 months: O Shaughnessy Asset Management LLC ($32.22K), Renaissance Technologies LLC ($24.80K), Ritholtz Wealth Management ($14.99K), Linden Thomas Advisory Services LLC ($11.88K), Osaic Holdings Inc. ($10.60K), Acadian Asset Management LLC ($5.71K), and Essex Investment Management Co. LLC ($4.03K).

How much institutional selling is happening at Alpha Pro Tech?

Institutional investors have sold a total of 107,294 shares in the last 24 months. This volume of shares sold represents approximately $559.57K in transactions.


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This page (NYSE:APT) was last updated on 9/14/2025 by MarketBeat.com Staff
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