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Proto Labs (PRLB) Institutional Ownership

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$55.41 +2.32 (+4.36%)
Closing price 10/23/2025 03:59 PM Eastern
Extended Trading
$55.50 +0.09 (+0.17%)
As of 10/23/2025 07:51 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 Proto Labs (NYSE:PRLB)

Current
Institutional Ownership
Percentage
84.54%
Number of
Institutional Buyers
(last 12 months)
110
Total
Institutional Inflows
(last 12 months)
$177.43M
Number of
Institutional Sellers
(last 12 months)
80
Total
Institutional Outflows
(last 12 months)
$123.40M
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PRLB Institutional Buying and Selling by Quarter

Proto Labs Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/23/2025SG Americas Securities LLC21,419$1.07M0.0%+1.7%0.090%
10/22/2025 CWA Asset Management Group LLC40,252$2.01M0.1%+10.8%0.169%
10/20/2025 VIRGINIA RETIREMENT SYSTEMS ET Al25,900$1.30M0.0%+79.9%0.108%
10/20/2025 Diversified Trust Co10,028$502K0.0%+8.4%0.042%
10/16/2025 Rice Hall James & Associates LLC121,982$6.10M0.3%-16.1%0.511%
10/15/2025 CWM LLC2,589$130K0.0%+80.8%0.011%
10/15/2025 Pacer Advisors Inc.8,216$411K0.0%-92.2%0.034%
10/14/2025 Yousif Capital Management LLC7,447$373K0.0%-18.0%0.031%
10/9/2025 Voya Investment Management LLC29,703$1.49M0.0%-13.0%0.124%
10/7/2025 Assenagon Asset Management S.A.27,745$1.39M0.0%-57.9%0.116%
10/1/2025 Praxis Investment Management Inc.4,100$205K0.0%N/A0.017%
9/24/2025Texas Permanent School Fund Corp9,868$395K0.0%-17.6%0.041%
9/4/2025Osaic Holdings Inc.3,072$123K0.0%+477.4%0.013%
8/26/2025Thrivent Financial for Lutherans17,479$700K0.0%-2.9%0.073%
8/19/2025State of Wyoming1,611$65K0.0%-43.0%0.007%
8/18/2025Nomura Holdings Inc.6,176$247K0.0%N/A0.026%
8/16/2025Public Sector Pension Investment Board81,016$3.24M0.0%+4.3%0.339%
8/15/2025CANADA LIFE ASSURANCE Co21,377$856K0.0%+8.1%0.090%
8/15/2025Tower Research Capital LLC TRC 2,806$112K0.0%+363.0%0.012%
8/15/2025State of Tennessee Department of Treasury9,733$390K0.0%-17.8%0.041%
8/15/2025Captrust Financial Advisors15,826$634K0.0%+10.9%0.066%
8/15/2025Tidal Investments LLC22,999$921K0.0%+8.0%0.096%
8/15/2025Rubric Capital Management LP1,034,171$41.41M0.6%+791.9%4.331%
8/15/2025BNP Paribas Financial Markets11,059$443K0.0%+560.2%0.046%
8/15/2025Bridgeway Capital Management LLC104,267$4.18M0.1%+4.9%0.437%
8/15/2025Bank of America Corp DE68,262$2.73M0.0%-31.2%0.286%
8/15/2025Ameriprise Financial Inc.86,952$3.48M0.0%-11.9%0.364%
8/14/2025Disciplined Growth Investors Inc. MN2,722,011$108.99M2.1%+1.9%11.401%
8/14/2025California State Teachers Retirement System23,164$927K0.0%-1.6%0.097%
8/14/2025Canada Pension Plan Investment Board3,400$136K0.0%+183.3%0.014%
8/14/2025Quantinno Capital Management LP7,391$296K0.0%N/A0.031%
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.14,722$589K0.0%-11.2%0.062%
8/14/2025The Manufacturers Life Insurance Company 8,602$344K0.0%-3.7%0.036%
8/14/2025Sei Investments Co.5,969$239K0.0%-27.2%0.025%
8/14/2025Qube Research & Technologies Ltd93,523$3.75M0.0%+14.8%0.392%
8/13/2025Amundi9,298$379K0.0%-7.3%0.039%
8/13/2025First Trust Advisors LP103,254$4.13M0.0%-83.5%0.432%
8/13/2025Invesco Ltd.92,362$3.70M0.0%-9.4%0.387%
8/13/2025Arrowstreet Capital Limited Partnership447,130$17.90M0.0%-0.7%1.872%
8/13/2025Panagora Asset Management Inc.167,395$6.70M0.0%-1.2%0.701%
8/13/2025Hsbc Holdings PLC11,991$480K0.0%N/A0.050%
8/13/2025Russell Investments Group Ltd.22,244$891K0.0%-42.5%0.093%
8/12/2025Prudential Financial Inc.49,029$1.96M0.0%-6.5%0.205%
8/12/2025American Century Companies Inc.76,145$3.05M0.0%+4.3%0.319%
8/12/2025Rhumbline Advisers74,070$2.97M0.0%-1.3%0.310%
8/12/2025Franklin Resources Inc.30,864$1.24M0.0%+3.5%0.129%
8/12/2025Legal & General Group Plc66,742$2.67M0.0%-7.4%0.279%
8/12/2025AIMZ Investment Advisors LLC40,903$1.64M0.5%-3.0%0.171%
8/12/2025Hillsdale Investment Management Inc.153,624$6.15M0.2%+28.4%0.643%
8/12/2025JPMorgan Chase & Co.21,756$871K0.0%+68.8%0.091%
8/12/2025Swiss National Bank45,400$1.82M0.0%-4.4%0.190%
8/11/2025Empowered Funds LLC103,267$4.14M0.0%+5.0%0.433%
8/8/2025Intech Investment Management LLC11,175$447K0.0%-31.1%0.047%
8/8/2025Creative Planning6,314$253K0.0%-48.3%0.026%
8/8/2025SG Americas Securities LLC21,070$844K0.0%+463.8%0.088%
8/8/2025Commonwealth of Pennsylvania Public School Empls Retrmt SYS6,103$244K0.0%+4.1%0.026%
8/8/2025Police & Firemen s Retirement System of New Jersey5,836$234K0.0%+14.2%0.024%
8/8/2025Bailard Inc.16,200$649K0.0%-6.4%0.068%
8/8/2025Geode Capital Management LLC562,336$22.52M0.0%-2.9%2.355%
8/8/2025Jupiter Asset Management Ltd.194,832$7.80M0.1%+3.7%0.816%
8/7/2025S Squared Technology LLC311,103$12.46M5.2%+1.3%1.303%
8/7/2025ProShare Advisors LLC5,312$213K0.0%-8.3%0.022%
8/7/2025Campbell & CO Investment Adviser LLC33,471$1.34M0.1%N/A0.140%
8/7/2025Connor Clark & Lunn Investment Management Ltd.145,075$5.81M0.0%-5.2%0.608%
8/5/2025Versor Investments LP5,587$224K0.0%N/A0.023%
8/1/2025Teacher Retirement System of Texas20,812$833K0.0%-18.8%0.088%
8/1/2025Y Intercept Hong Kong Ltd42,182$1.69M0.0%N/A0.177%
7/31/2025AlphaQuest LLC23,508$941K0.1%+293,750.0%0.099%
7/30/2025ARK Investment Management LLC79,499$3.18M0.0%-8.7%0.334%
7/29/2025 VIRGINIA RETIREMENT SYSTEMS ET Al14,400$577K0.0%N/A0.061%
7/29/2025Nordea Investment Management AB249,584$9.99M0.0%+0.6%1.050%
7/25/2025 CWM LLC1,432$57K0.0%-22.2%0.006%
7/23/2025Gagnon Securities LLC114,574$4.59M0.9%+17.4%0.482%
7/17/2025Janney Montgomery Scott LLC11,786$472K0.0%N/A0.050%
7/16/2025State of Alaska Department of Revenue14,137$565K0.0%+4.1%0.059%
7/11/2025 Assenagon Asset Management S.A.65,835$2.64M0.0%-0.4%0.277%
6/27/2025Goldman Sachs Group Inc.108,211$3.79M0.0%-56.8%0.455%
6/18/2025 Voya Investment Management LLC28,293$991K0.0%+259.3%0.119%
5/29/2025Rhumbline Advisers75,015$2.63M0.0%-4.8%0.316%
5/28/2025Strs Ohio17,000$596K0.0%N/A0.072%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC79,191$2.78M0.0%-1.8%0.333%
5/16/2025Empowered Funds LLC98,394$3.45M0.0%+3.2%0.414%
5/16/2025Goldman Sachs Group Inc.108,211$3.79M0.0%-56.8%0.455%
5/16/2025NewEdge Advisors LLC748$26K0.0%+7,380.0%0.003%
5/16/2025Bridgeway Capital Management LLC99,394$3.48M0.1%+3.1%0.418%
5/16/2025AQR Capital Management LLC63,871$2.24M0.0%+3.3%0.269%
5/15/2025Royal Bank of Canada6,510$228K0.0%+51.3%0.027%
5/15/2025Graham Capital Management L.P.20,147$706K0.0%+133.5%0.085%
5/15/2025Panagora Asset Management Inc.169,496$5.94M0.0%-1.7%0.713%
5/15/2025State of Wyoming2,824$99K0.0%N/A0.012%
5/15/2025Trexquant Investment LP107,154$3.76M0.0%+3.9%0.451%
5/14/2025Truvestments Capital LLC7,507$263K0.1%N/A0.032%
5/14/2025Ieq Capital LLC8,559$300K0.0%N/A0.036%
5/14/2025Corebridge Financial Inc.12,838$450K0.0%-4.3%0.054%
5/14/2025MetLife Investment Management LLC15,105$529K0.0%-2.1%0.064%
5/14/2025Hotchkis & Wiley Capital Management LLC152,100$5.33M0.0%-53.2%0.640%
5/14/2025Wellington Management Group LLP711,738$24.94M0.0%+97.4%2.994%
5/13/2025Northern Trust Corp271,790$9.52M0.0%-3.5%1.143%
5/13/2025Algert Global LLC85,084$2.98M0.1%+137.3%0.358%
5/13/2025American Century Companies Inc.73,004$2.56M0.0%+38.8%0.307%
(Data available from 1/1/2016 forward)

PRLB Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of PRLB shares?

During the previous two years, 186 institutional investors and hedge funds held shares of Proto Labs. The most heavily invested institutionals were Disciplined Growth Investors Inc. MN ($108.99M), Vanguard Group Inc. ($99.01M), Dimensional Fund Advisors LP ($50.85M), Rubric Capital Management LP ($41.41M), State Street Corp ($28.36M), Wellington Management Group LLP ($24.94M), and Geode Capital Management LLC ($22.52M).Learn more on Proto Labs' institutional investors.

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

84.54% of Proto Labs' stock is owned by institutional investors. Learn more on PRLB's institutional investor holdings.

Which institutional investors have been buying Proto Labs' stock?

Of the 147 institutional investors that purchased Proto Labs' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Rubric Capital Management LP ($918.22K), Pacer Advisors Inc. ($719.56K), Wellington Management Group LLP ($379.32K), Norges Bank ($341.94K), First Trust Advisors LP ($308.97K), Assenagon Asset Management S.A. ($299.85K), and Hotchkis & Wiley Capital Management LLC ($292.36K).

How much institutional buying is happening at Proto Labs?

Institutional investors have bought a total of 4,919,217 shares in the last 24 months. This purchase volume represents approximately $177.43M in transactions.

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

Of the 80 institutional investors that sold Proto Labs' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Pacer Advisors Inc. ($670.04K), First Trust Advisors LP ($521.47K), Goldman Sachs Group Inc. ($284.63K), Assenagon Asset Management S.A. ($272.10K), Hotchkis & Wiley Capital Management LLC ($173.02K), Jacobs Levy Equity Management Inc. ($133.62K), and Prudential Financial Inc. ($113.73K).

How much institutional selling is happening at Proto Labs?

Institutional investors have sold a total of 3,233,494 shares in the last 24 months. This volume of shares sold represents approximately $123.40M in transactions.


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This page (NYSE:PRLB) was last updated on 10/24/2025 by MarketBeat.com Staff
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