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Alpha Pro Tech (APT) Institutional Ownership

Alpha Pro Tech logo
$5.43 -0.03 (-0.55%)
Closing price 08/14/2026 04:00 PM Eastern
Extended Trading
$5.39 -0.04 (-0.70%)
As of 08/14/2026 07:53 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 Alpha Pro Tech (NYSE:APT)

Current
Institutional Ownership
Percentage
22.69%
Number of
Institutional Buyers
(last 12 months)
5
Total
Institutional Inflows
(last 12 months)
$1.88M
Number of
Institutional Sellers
(last 12 months)
7
Total
Institutional Outflows
(last 12 months)
$461.53K
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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
8/7/2026 BlackRock Inc.278,687$1.57M0.0%N/A2.728%
6/3/2026 NewEdge Advisors LLC18,691$83K0.0%-43.0%0.183%
5/14/2026 Renaissance Technologies LLC544,072$2.42M0.0%+4.0%5.325%
2/18/2026 NewEdge Advisors LLC32,814$146K0.0%+94.9%0.317%
2/17/2026Needham Investment Management LLC642,500$2.85M0.2%+1.2%6.202%
2/12/2026 Renaissance Technologies LLC522,972$2.32M0.0%-2.4%5.048%
2/12/2026 Dimensional Fund Advisors LP137,335$610K0.0%-7.1%1.326%
2/9/2026 Geode Capital Management LLC92,872$412K0.0%-6.5%0.896%
11/7/2025Synovus Financial Corp25,000$120K0.0%N/A0.239%
11/7/2025Vanguard Group Inc.625,371$2.99M0.0%-5.2%5.971%
10/29/2025 Inspire Advisors LLC47,323$226K0.0%-19.0%0.452%
9/4/2025Osaic 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%
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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%


APT Institutional Ownership - Frequently Asked Questions

During the previous two years, 18 institutional investors and hedge funds held shares of Alpha Pro Tech. The most heavily invested institutionals were Vanguard Group Inc. ($2.99M), Needham Investment Management LLC ($2.85M), Renaissance Technologies LLC ($2.42M), BlackRock Inc. ($1.57M), Linden Thomas Advisory Services LLC ($938K), Acadian Asset Management LLC ($741K), and Dimensional Fund Advisors LP ($610K).Learn more on Alpha Pro Tech's institutional investors.

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

Of the 9 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: BlackRock Inc. ($278.69K), Inspire Advisors LLC ($115.73K), NewEdge Advisors LLC ($31.80K), Linden Thomas Advisory Services LLC ($27.46K), Synovus Financial Corp ($25K), Jane Street Group LLC ($23.31K), and Renaissance Technologies LLC ($21.10K).

Institutional investors have bought a total of 348,267 shares in the last 24 months. This purchase volume represents approximately $1.88M in transactions.

The following institutional investors have sold Alpha Pro Tech stock in the last 24 months: Vanguard Group Inc. ($34.16K), NewEdge Advisors LLC ($14.12K), Renaissance Technologies LLC ($12.80K), Inspire Advisors LLC ($11.13K), Osaic Holdings Inc. ($10.60K), Dimensional Fund Advisors LP ($10.53K), and Geode Capital Management LLC ($6.43K).

Institutional investors have sold a total of 99,781 shares in the last 24 months. This volume of shares sold represents approximately $461.53K in transactions.


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Institutional ownership data for NYSE:APT is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/7/2026. New 13F filings are added each quarter as they're published.
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