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ProPhase Labs (PRPH) Institutional Ownership

ProPhase Labs logo
$0.43 -0.08 (-15.84%)
Closing price 09/12/2025 04:00 PM Eastern
Extended Trading
$0.44 +0.01 (+1.73%)
As of 09/12/2025 07:57 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 Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for ProPhase Labs (NASDAQ:PRPH)

Current
Institutional Ownership
Percentage
9.45%
Number of
Institutional Buyers
(last 12 months)
14
Total
Institutional Inflows
(last 12 months)
$1.17M
Number of
Institutional Sellers
(last 12 months)
1
Total
Institutional Outflows
(last 12 months)
$39.13K
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PRPH Institutional Buying and Selling by Quarter

ProPhase Labs Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/12/2025 XTX Topco Ltd102,506$40K0.0%N/A0.247%
8/11/2025 Sykon Capital LLC644,795$252K0.1%N/A1.552%
8/8/2025 Quinn Opportunity Partners LLC218,127$85K0.0%-31.4%0.525%
5/16/2025Josh Arnold Investment Consultant LLC250,000$100K0.1%N/A0.597%
5/9/2025Citizens Financial Group Inc. RI270,400$109K0.0%N/A0.646%
4/30/2025Cerity Partners LLC94,113$38K0.0%N/A0.225%
4/23/2025Chapin Davis Inc.80,000$32K0.0%+60.0%0.191%
2/17/2025Squarepoint Ops LLC52,394$40K0.0%N/A0.219%
2/13/2025Warberg Asset Management LLC101,672$77K0.0%N/A0.426%
2/13/2025Renaissance Technologies LLC286,485$217K0.0%+33.2%1.200%
2/12/2025Perritt Capital Management Inc190,000$144K0.1%+129.1%0.796%
2/12/2025Geode Capital Management LLC203,528$154K0.0%+26.6%0.853%
2/7/2025HighTower Advisors LLC236,781$179K0.0%+32.2%0.992%
2/5/2025SVB Wealth LLC47,665$36K0.0%N/A0.200%
1/17/2025Sheets Smith Wealth Management208,300$158K0.0%N/A0.873%
11/16/2024Geode Capital Management LLC160,735$389K0.0%+9.2%0.673%
11/15/2024HighTower Advisors LLC179,045$434K0.0%+18.3%0.750%
8/9/2024Renaissance Technologies LLC220,510$922K0.0%-6.1%1.156%
5/10/2024Vanguard Group Inc.618,763$4.00M0.0%+1.5%3.429%
2/13/2024Tower Research Capital LLC TRC15,010$68K0.0%+50.3%0.083%
11/14/2023Perritt Capital Management Inc.92,300$403K0.2%-5.1%0.548%
11/14/2023O Shaughnessy Asset Management LLC19,822$87K0.0%-66.2%0.118%
11/8/2023HighTower Advisors LLC173,124$756K0.0%N/A1.028%
10/23/2023SVB Wealth LLC47,665$208K0.0%N/A0.283%
10/11/2023Koss Olinger Consulting LLC42,081$184K0.0%+67.3%0.250%
8/11/2023O Shaughnessy Asset Management LLC58,559$425K0.0%+8.5%0.341%
8/11/2023Covestor Ltd5,015$36K0.0%+61.7%0.029%
7/31/2023Koss Olinger Consulting LLC25,159$183K0.0%+20.0%0.146%
7/27/2023Victory Capital Management Inc.17,897$130K0.0%+25.9%0.104%
7/17/2023Ritholtz Wealth Management23,390$170K0.0%-8.7%0.136%
5/11/2023Acadian Asset Management LLC97,184$739K0.0%-27.6%0.580%
5/4/2023Precision Wealth Strategies LLC13,668$104K0.2%+35.8%0.082%
5/2/2023Victory Capital Management Inc.14,214$108K0.0%N/A0.083%
4/13/2023Chapin Davis Inc.30,000$229K0.1%N/A0.175%
2/10/2023HRT Financial LP21,238$204K0.0%N/A0.130%
2/10/2023O Shaughnessy Asset Management LLC54,889$529K0.0%+34.4%0.337%
2/10/2023ProVise Management Group LLC22,077$213K0.0%N/A0.136%
2/8/2023UBS Group AG16,541$159K0.0%-35.0%0.102%
2/8/2023Cambridge Investment Research Advisors Inc.30,744$296K0.0%+22.7%0.189%
2/2/2023Navellier & Associates Inc.72,386$697K0.1%+80.0%0.445%
2/1/2023Bank of Montreal Can67,900$671K0.0%N/A0.417%
1/19/2023Ritholtz Wealth Management26,044$251K0.0%+26.0%0.160%
11/15/2022Perritt Capital Management Inc.122,500$1.38M0.9%-14.3%0.753%
11/15/2022Quadrature Capital Ltd30,490$345K0.0%+56.5%0.187%
11/15/2022Keebeck Wealth Management LLC20,000$226K0.0%N/A0.123%
11/14/2022Renaissance Technologies LLC376,810$4.25M0.0%+50.4%2.354%
11/10/2022Hillsdale Investment Management Inc.10,028$113K0.0%-86.0%0.063%
11/9/2022Navellier & Associates Inc.40,219$454K0.1%N/A0.251%
11/7/2022Jump Financial LLC12,276$138K0.0%-25.6%0.077%
11/3/2022Avidian Wealth Solutions LLC156,024$1.76M0.1%+6.2%0.975%
10/19/2022Ritholtz Wealth Management20,676$233K0.0%N/A0.129%
10/18/2022Bailard Inc.11,200$126K0.0%N/A0.070%
10/17/2022Cambridge Investment Research Advisors Inc.25,062$283K0.0%+89.7%0.157%
8/13/2022Virtu Financial LLC34,275$435K0.0%N/A0.221%
7/29/2022Avidian Wealth Solutions LLC146,934$1.86M0.1%+4.7%0.949%
7/19/2022Commonwealth Equity Services LLC17,563$222K0.0%-10.6%0.113%
7/14/2022Precision Wealth Strategies LLC10,495$152K0.1%N/A0.068%
7/13/2022Cambridge Investment Research Advisors Inc.13,210$168K0.0%N/A0.085%
5/10/2022Avidian Wealth Solutions LLC140,342$982K0.1%+17.2%0.906%
11/15/2021Marshall Wace LLP22,801$119K0.0%N/A0.147%
11/15/2021HighVista Strategies LLC20,256$105K0.1%N/A0.131%
11/12/2021Renaissance Technologies LLC236,510$1.23M0.0%-17.7%1.524%
11/12/2021Perritt Capital Management Inc.188,400$980K0.5%+5.9%1.214%
11/10/2021Avidian Wealth Solutions LLC105,202$547K0.0%+91.4%0.694%
11/9/2021BlackRock Inc.28,778$150K0.0%+14.5%0.190%
8/16/2021State Street Corp13,795$86K0.0%N/A0.091%
8/16/2021Kamunting Street Capital Management L.P.123,193$764K0.3%+26.0%0.813%
8/13/2021Renaissance Technologies LLC287,320$1.78M0.0%-1.1%1.896%
8/13/2021Northern Trust Corp19,850$123K0.0%-42.9%0.131%
8/13/2021Geode Capital Management LLC102,705$636K0.0%+26.7%0.678%
8/13/2021Vanguard Group Inc.466,338$2.89M0.0%+261.2%3.077%
8/12/2021Dimensional Fund Advisors LP19,530$121K0.0%-61.8%0.129%
(Data available from 1/1/2016 forward)

PRPH Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of PRPH shares?

During the previous two years, 20 institutional investors and hedge funds held shares of ProPhase Labs. The most heavily invested institutionals were Vanguard Group Inc. ($4.00M), Perritt Capital Management Inc. ($403K), Sykon Capital LLC ($252K), Renaissance Technologies LLC ($217K), Koss Olinger Consulting LLC ($184K), HighTower Advisors LLC ($179K), and Sheets Smith Wealth Management ($158K).Learn more on ProPhase Labs' institutional investors.

What percentage of ProPhase Labs' stock is owned by institutional investors?

9.45% of ProPhase Labs' stock is owned by institutional investors. Learn more on PRPH's institutional investor holdings.

Which institutional investors have been buying ProPhase Labs' stock?

Of the 17 institutional investors that purchased ProPhase Labs' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Sykon Capital LLC ($644.80K), Citizens Financial Group Inc. RI ($270.40K), HighTower Advisors LLC ($258.53K), Josh Arnold Investment Consultant LLC ($250K), Sheets Smith Wealth Management ($208.30K), Perritt Capital Management Inc ($107.07K), and XTX Topco Ltd ($102.51K).

How much institutional buying is happening at ProPhase Labs?

Institutional investors have bought a total of 2,122,080 shares in the last 24 months. This purchase volume represents approximately $1.17M in transactions.

Which of ProPhase Labs' major shareholders have been selling company stock?

The following institutional investors have sold ProPhase Labs stock in the last 24 months: Quinn Opportunity Partners LLC ($100K).

How much institutional selling is happening at ProPhase Labs?

Institutional investors have sold a total of 100,000 shares in the last 24 months. This volume of shares sold represents approximately $39.13K in transactions.


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