United-Guardian (UG) Institutional Ownership $7.35 -0.15 (-2.00%) Closing price 10/15/2025 03:55 PM EasternExtended Trading$7.40 +0.06 (+0.75%) As of 10/15/2025 05:34 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. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for United-Guardian (NASDAQ:UG)CurrentInstitutional OwnershipPercentage23.16%Number ofInstitutional Buyers(last 12 months)6TotalInstitutional Inflows(last 12 months)$578.47KNumber ofInstitutional Sellers(last 12 months)3TotalInstitutional Outflows(last 12 months)$62.74K Get UG Insider Trade Alerts Want to know when executives and insiders are buying or selling United-Guardian stock? 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Skip Chart & View Institutional Buying and Selling Data UG Institutional Buying and Selling by Quarter United-Guardian Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/13/2025Gamco Investors INC. ET AL159,500$1.28M0.0%+1.3%3.475% 2/14/2025Northern Trust Corp25,527$244K0.0%+69.5%0.556% 2/14/2025Dimensional Fund Advisors LP74,994$724K0.0%-2.9%1.634% 2/13/2025United Capital Financial Advisors LLC20,070$192K0.0%N/A0.437% 2/13/2025Renaissance Technologies LLC190,163$1.82M0.0%+4.3%4.143% 2/12/2025Geode Capital Management LLC31,264$302K0.0%+10.3%0.681% 2/12/2025Rodgers Brothers Inc.95,377$912K0.1%-2.6%2.078% 2/11/2025Heron Bay Capital Management13,966$135K0.0%N/A0.304% 11/16/2024Geode Capital Management LLC28,335$450K0.0%+8.3%0.000% 11/6/2024Parthenon LLC51,909$824K0.1%-2.1%1.131% Get the Latest News and Ratings for UG and Related StocksEnter your email address below to receive the latest news and analysts' ratings for United-Guardian and its competitors with MarketBeat's FREE daily newsletter. 10/10/2024Essex Investment Management Co. LLC7,925$126K0.0%N/A0.173% 8/9/2024Renaissance Technologies LLC187,563$1.68M0.0%+1.1%0.000% 5/14/2024Rodgers Brothers Inc.100,100$766K0.1%+5.0%2.179% 2/13/2024Teton Advisors Inc.67,761$488K0.2%-2.7%1.476% 1/10/2024Northstar Group Inc.13,673$98K0.0%-23.1%0.298% 11/8/2023Gamco Investors INC. ET AL154,500$1.16M0.0%+4.7%3.366% 4/28/2023Ameritas Advisory Services LLC45,165$463K0.0%+2.5%0.984% 4/27/2023Northstar Group Inc.18,633$175K0.0%-8.8%0.406% 2/13/2023Teton Advisors Inc.69,611$727K0.2%-1.3%1.517% 2/10/2023Ameritas Advisory Services LLC44,062$458K0.0%N/A0.959% 2/6/2023Heritage Investors Management Corp13,209$137K0.0%-6.4%0.288% 1/26/2023Northstar Group Inc.20,434$213K0.1%-6.3%0.445% 11/2/2022Rockefeller Capital Management L.P.7,001$79K0.0%+29.6%0.152% 7/29/2022Parthenon LLC53,009$795K0.1%-24.8%1.155% 7/25/2022Ellsworth Advisors LLC22,259$334K0.1%N/A0.485% 5/17/2022Rodgers Brothers Inc.90,850$2.07M0.4%-7.6%0.000% 5/9/2022Parthenon LLC70,495$1.60M0.2%-1.1%1.536% 5/5/2022Northstar Group Inc.22,024$501K0.1%-14.7%0.480% 2/14/2022Rodgers Brothers Inc.98,350$1.62M0.3%-8.2%2.143% 2/11/2022Renaissance Technologies LLC230,263$3.79M0.0%-6.6%5.017% 2/9/2022Dimensional Fund Advisors LP105,662$1.73M0.0%-3.3%2.302% 2/7/2022Hillsdale Investment Management Inc.4,400$72K0.0%N/A0.096% 11/15/2021Dimensional Fund Advisors LP109,266$1.55M0.0%-1.3%2.381% 11/15/2021Neuberger Berman Group LLC56,540$803K0.0%-6.0%1.232% 11/12/2021Renaissance Technologies LLC246,563$3.50M0.0%-3.6%5.372% 11/9/2021BlackRock Inc.33,996$483K0.0%-2.3%0.741% 8/17/2021Bridgeway Capital Management LLC26,000$390K0.0%-11.9%0.566% 8/16/2021Rodgers Brothers Inc.107,100$1.61M0.3%-6.3%2.333% 8/13/2021Renaissance Technologies LLC255,663$3.84M0.0%-2.5%5.570% 8/13/2021Neuberger Berman Group LLC60,130$903K0.0%+28.5%1.310% 8/13/2021Vanguard Group Inc.130,065$1.95M0.0%+1.0%2.834% 8/12/2021Dimensional Fund Advisors LP110,722$1.66M0.0%+0.7%2.412% (Data available from 1/1/2016 forward) UG Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of UG shares? During the previous two years, 12 institutional investors and hedge funds held shares of United-Guardian. The most heavily invested institutionals were Renaissance Technologies LLC ($1.82M), Gamco Investors INC. ET AL ($1.28M), Rodgers Brothers Inc. ($912K), Parthenon LLC ($824K), Dimensional Fund Advisors LP ($724K), Teton Advisors Inc. ($488K), and Geode Capital Management LLC ($302K).Learn more on United-Guardian's institutional investors. What percentage of United-Guardian's stock is owned by institutional investors? 23.16% of United-Guardian's stock is owned by institutional investors. Learn more on UG's institutional investor holdings. Which institutional investors have been buying United-Guardian's stock? The following institutional investors have purchased United-Guardian's stock in the last 24 months: United Capital Financial Advisors LLC ($20.07K), Heron Bay Capital Management ($13.97K), Northern Trust Corp ($10.47K), Renaissance Technologies LLC ($9.90K), Gamco Investors INC. ET AL ($9K), Essex Investment Management Co. LLC ($7.93K), and Geode Capital Management LLC ($5.10K). How much institutional buying is happening at United-Guardian? Institutional investors have bought a total of 59,401 shares in the last 24 months. This purchase volume represents approximately $578.47K in transactions. Which of United-Guardian's major shareholders have been selling company stock? The following institutional investors have sold United-Guardian stock in the last 24 months: Rodgers Brothers Inc. ($2.50K), Dimensional Fund Advisors LP ($2.24K), and Parthenon LLC ($1.10K). How much institutional selling is happening at United-Guardian? Institutional investors have sold a total of 5,836 shares in the last 24 months. This volume of shares sold represents approximately $62.74K in transactions. Related Companies Purple Innovation Major Shareholders Nova Lifestyle Major Shareholders Safety Shot Major Shareholders CPS Technologies Major Shareholders Natuzzi Major Shareholders Raytech Major Shareholders Aterian Major Shareholders Fenbo Major Shareholders Lobo EV Technologies Major Shareholders Virtus Diversified Income & Convertible Fund Major Shareholders This page (NASDAQ:UG) was last updated on 10/16/2025 by MarketBeat.com Staff From Our PartnersURGENT: The Market's 3 Red Flags Are FlashingHere’s the uncomfortable truth: The smartest investors in the world are already preparing for a crash befor...StockEarnings | SponsoredOctober 16 Changes the Microchip Game — and InvestingWhile everyone's chasing the same AI plays, George Gilder is focused on something completely different. 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