SURO Capital (SSSS) Institutional Ownership $8.45 -0.02 (-0.24%) Closing price 08/15/2025 04:00 PM EasternExtended Trading$8.49 +0.04 (+0.52%) As of 08/15/2025 06:40 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 ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for SURO Capital (NASDAQ:SSSS)CurrentInstitutional OwnershipPercentage12.95%Number ofInstitutional Buyers(last 12 months)35TotalInstitutional Inflows(last 12 months)$16.88MNumber ofInstitutional Sellers(last 12 months)9TotalInstitutional Outflows(last 12 months)$14.59M Get SSSS Insider Trade Alerts Want to know when executives and insiders are buying or selling SURO Capital stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address Skip Chart & View Institutional Buying and Selling Data SSSS Institutional Buying and Selling by Quarter SURO Capital Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/15/2025 Oxford Asset Management LLP14,866$122K0.0%N/A0.062% 8/15/2025 EJF Capital LLC79,111$650K0.5%+11.4%0.331% 8/15/2025 Bank of America Corp DE3,267$27K0.0%+222.2%0.014% 8/14/2025 Jane Street Group LLC70,637$580K0.0%+289.1%0.296% 8/14/2025 Raymond James Financial Inc.3,782$31K0.0%N/A0.016% 8/13/2025 Gabelli Funds LLC1,450,834$11.91M0.1%+13.9%6.073% 8/13/2025 Gamco Investors INC. ET AL285,000$2.34M0.0%+26.2%1.193% 8/13/2025 Thomas J. Herzfeld Advisors Inc.264,336$2.17M0.8%-84.6%1.107% 8/12/2025 Franklin Resources Inc.240,545$1.98M0.0%+8.7%1.007% 8/5/2025 Levin Capital Strategies L.P.10,000$82K0.0%-81.7%0.042% Get the Latest News and Ratings for SSSS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for SURO Capital and its competitors with MarketBeat's FREE daily newsletter. 7/25/2025 Atria Wealth Solutions Inc.13,400$110K0.0%N/A0.056% 7/11/2025 Farther Finance Advisors LLC18,397$151K0.0%N/A0.077% 7/9/2025 Harbor Capital Advisors Inc.206,652$1.70M0.1%+18.4%0.878% 5/21/2025 Acadian Asset Management LLC142,937$708K0.0%+46.1%0.607% 5/19/2025 Jane Street Group LLC18,153$90K0.0%+58.5%0.077% 5/16/2025 Needham Investment Management LLC378,594$1.88M0.2%+12.2%1.607% 5/16/2025 Granahan Investment Management LLC39,037$194K0.0%N/A0.166% 5/15/2025 Trexquant Investment LP26,937$134K0.0%N/A0.114% 5/14/2025 Gamco Investors INC. ET AL225,750$1.12M0.0%+7.1%0.959% 5/14/2025 Gabelli Funds LLC1,274,160$6.33M0.0%+9.4%5.410% 5/14/2025 Thomas J. Herzfeld Advisors Inc.1,714,062$8.52M2.9%+26.3%7.278% 5/14/2025 Jump Financial LLC11,783$59K0.0%N/A0.050% 5/12/2025 Invesco Ltd.12,526$62K0.0%N/A0.053% 5/9/2025 Levin Capital Strategies L.P.54,773$272K0.0%-62.4%0.233% 5/8/2025 XTX Topco Ltd27,072$135K0.0%+13.4%0.115% 5/6/2025 Legato Capital Management LLC11,522$57K0.0%-17.8%0.049% 5/6/2025 Choreo LLC23,931$119K0.0%+23.5%0.102% 4/21/2025 Riverwater Partners LLC16,694$83K0.0%-65.6%0.071% 4/14/2025 Harbor Capital Advisors Inc.174,533$867K0.0%N/A0.741% 2/18/2025 CSS LLC IL15,392$91K0.0%-45.8%0.065% 2/17/2025Wolverine Trading LLC68,264$414K0.0%N/A0.289% 2/17/2025 Wexford Capital LP29,858$176K0.0%N/A0.127% 2/17/2025 Needham Investment Management LLC337,394$1.98M0.2%-11.6%1.430% 2/17/2025 Millennium Management LLC11,008$65K0.0%N/A0.047% 2/17/2025 J. Goldman & Co LP610,812$3.59M0.1%N/A2.588% 2/17/2025 Cubist Systematic Strategies LLC30,077$177K0.0%N/A0.127% 2/17/2025 Bulldog Investors LLP144,354$850K0.2%+14.3%0.612% 2/17/2025 Bank of America Corp DE30,626$180K0.0%+11.2%0.130% 2/14/2025 Jane Street Group LLC11,452$67K0.0%N/A0.049% 2/14/2025 Northern Trust Corp45,067$265K0.0%+103.0%0.191% Musk’s Project Colossus could mint millionaires (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the September 1st funding windo2/14/2025 MGO One Seven LLC271,765$1.60M0.1%-4.4%1.152% 2/13/2025 Marshall Wace LLP78,455$461K0.0%N/A0.332% 2/13/2025 Gamco Investors INC. ET AL210,750$1.24M0.0%+5.9%0.893% 2/13/2025 Gabelli Funds LLC1,164,500$6.85M0.1%+22.3%4.934% 2/13/2025 XTX Topco Ltd23,881$140K0.0%N/A0.101% 2/13/2025 Riverwater Partners LLC48,466$285K0.1%N/A0.205% 2/12/2025 Rangeley Capital LLC25,000$147K0.1%N/A0.106% 2/12/2025 Thomas J. Herzfeld Advisors Inc.1,357,409$7.98M2.6%+24.7%5.752% 2/12/2025 JPMorgan Chase & Co.13,000$76K0.0%+8,025.0%0.055% 2/10/2025 Wellington Shields & Co. LLC25,536$150K0.0%-15.7%0.108% 2/6/2025 Deuterium Capital Management LLC51,096$300K0.8%-80.7%0.217% 2/5/2025 Levin Capital Strategies L.P.145,510$856K0.1%+85.5%0.617% 1/29/2025 Legato Capital Management LLC14,011$82K0.0%N/A0.059% 1/27/2025 Choreo LLC19,380$117K0.0%+16.6%0.082% 1/15/2025 HB Wealth Management LLC11,000$65K0.0%N/A0.047% 11/18/2024 Arete Wealth Advisors LLC21,328$84K0.0%N/A0.091% 8/14/2024 Gabelli Funds LLC730,000$2.93M0.0%+139.3%3.126% 8/7/2024 Levin Capital Strategies L.P.43,461$174K0.0%N/A0.186% 8/7/2024 Choreo LLC15,548$62K0.0%N/A0.067% 8/6/2024 Acadian Asset Management LLC131,636$527K0.0%+91.6%0.564% 7/30/2024 Deuterium Capital Management LLC146,478$587K1.0%-31.3%0.627% 5/16/2024 EJF Capital LLC72,711$331K0.2%+104.2%0.311% 5/15/2024 Quadrature Capital Ltd13,425$61K0.0%-71.3%0.057% 5/15/2024 Gabelli Funds LLC305,000$1.39M0.0%+50.6%1.306% 5/10/2024 Acadian Asset Management LLC68,686$311K0.0%N/A0.294% 5/7/2024 Deuterium Capital Management LLC213,200$970K1.7%+408.0%0.913% 5/3/2024 Wellington Shields & Co. LLC30,290$138K0.0%+35.0%0.130% 3/25/2024 Quadrature Capital Ltd46,821$184K0.0%N/A0.185% 2/15/2024 Bulldog Investors LLP152,373$600K0.2%+15.1%0.604% 2/13/2024 Gabelli Funds LLC202,500$798K0.0%+125.0%0.803% 2/7/2024 Calton & Associates Inc.27,158$107K0.0%N/A0.108% 2/6/2024 Deuterium Capital Management LLC41,965$165K0.5%+13.5%0.166% 1/29/2024 Byrne Asset Management LLC12,600$51K0.0%N/A0.050% 11/15/2023 EJF Capital LLC35,602$129K0.1%+18.7%0.141% 11/14/2023 Thomas J. Herzfeld Advisors Inc.656,240$2.38M0.9%+4,479.8%2.584% 11/13/2023 Connor Clark & Lunn Investment Management Ltd.16,131$58K0.0%-59.5%0.064% 11/13/2023 Acadian Asset Management LLC39,648$142K0.0%+433.8%0.156% 11/8/2023 Janney Montgomery Scott LLC30,339$110K0.0%+111.2%0.119% 11/3/2023 MGO One Seven LLC307,982$1.12M0.1%+20.1%1.213% 10/31/2023 Deuterium Capital Management LLC36,965$134K0.3%+11.3%0.146% 10/27/2023 Belvedere Trading LLC11,266$41K0.0%N/A0.044% 8/16/2023 Thomas J. Herzfeld Advisors Inc.14,329$46K0.0%+413.2%0.056% 8/15/2023 Intrepid Family Office LLC200,000$639K1.2%-20.0%0.787% 8/3/2023 Mackenzie Financial Corp67,707$216K0.0%-22.8%0.267% 7/27/2023 Virtu Financial LLC24,749$79K0.0%+101.2%0.098% 5/19/2023 Anson Funds Management LP25,000$91K0.0%N/A0.099% 5/15/2023 Sagefield Capital LP71,400$258K0.1%N/A0.252% 5/12/2023 Deuterium Capital Management LLC33,200$120K0.2%+151.5%0.117% 5/12/2023 Yakira Capital Management Inc.39,390$143K0.0%+23.5%0.139% 5/11/2023 Wellington Shields & Co. LLC18,629$67K0.0%N/A0.066% Turn $1K into $50K with This DeFi Gem (Ad)$70 billion in 341 days: The fastest ETF in US history If you missed getting in early with the traditional players, there's still ONE way to capitalize on this institutional flood of money…Get a major discount on the book that shows exactly how to do it right now.5/10/2023 Connor Clark & Lunn Investment Management Ltd.64,336$233K0.0%+52.3%0.227% 5/9/2023 Commonwealth of Pennsylvania Public School Empls Retrmt SYS50,000$181K0.0%N/A0.176% 5/9/2023 Lokken Investment Group LLC100,697$365K0.3%+24.8%0.355% 5/8/2023 MGO One Seven LLC308,023$1.12M0.1%+140.5%1.087% 5/1/2023 Virtu Financial LLC12,298$45K0.0%N/A0.043% 4/28/2023 Vanderbilt University113,472$411K0.1%N/A0.400% 4/28/2023 Janney Montgomery Scott LLC14,365$52K0.0%-84.1%0.051% 4/24/2023 Mackenzie Financial Corp87,687$317K0.0%+40.4%0.309% 2/10/2023 Connor Clark & Lunn Investment Management Ltd.42,245$161K0.0%N/A0.149% 2/8/2023 UBS Group AG41,585$158K0.0%+7.0%0.147% (Data available from 1/1/2016 forward) SSSS Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of SSSS shares? During the previous two years, 45 institutional investors and hedge funds held shares of SURO Capital. The most heavily invested institutionals were Gabelli Funds LLC ($11.91M), J. Goldman & Co LP ($3.59M), Gamco Investors INC. ET AL ($2.34M), Thomas J. Herzfeld Advisors Inc. ($2.17M), Franklin Resources Inc. ($1.98M), Needham Investment Management LLC ($1.88M), and Harbor Capital Advisors Inc. ($1.70M).Learn more on SURO Capital's institutional investors. What percentage of SURO Capital's stock is owned by institutional investors? 12.95% of SURO Capital's stock is owned by institutional investors. Learn more on SSSS's institutional investor holdings. Which institutional investors have been buying SURO Capital's stock? Of the 43 institutional investors that purchased SURO Capital's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Thomas J. Herzfeld Advisors Inc. ($1.28M), Gabelli Funds LLC ($1.14M), J. Goldman & Co LP ($610.81K), Acadian Asset Management LLC ($208.94K), Harbor Capital Advisors Inc. ($206.65K), Deuterium Capital Management LLC ($180K), and Levin Capital Strategies L.P. ($110.51K). How much institutional buying is happening at SURO Capital? Institutional investors have bought a total of 2,850,447 shares in the last 24 months. This purchase volume represents approximately $16.88M in transactions. Which of SURO Capital's major shareholders have been selling company stock? Of the 9 institutional investors that sold SURO Capital's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Thomas J. Herzfeld Advisors Inc. ($1.45M), Deuterium Capital Management LLC ($214.22K), Levin Capital Strategies L.P. ($135.51K), Needham Investment Management LLC ($44.19K), Riverwater Partners LLC ($31.77K), CSS LLC IL ($13K), and MGO One Seven LLC ($12.41K). How much institutional selling is happening at SURO Capital? Institutional investors have sold a total of 1,908,074 shares in the last 24 months. This volume of shares sold represents approximately $14.59M in transactions. Related Companies ASA Major Shareholders CGBD Major Shareholders BTO Major Shareholders PDT Major Shareholders DSU Major Shareholders CION Major Shareholders PEO Major Shareholders ECC Major Shareholders RMT Major Shareholders IFN Major Shareholders This page (NASDAQ:SSSS) was last updated on 8/16/2025 by MarketBeat.com Staff From Our PartnersGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. B...Priority Gold | SponsoredAmazon’s big Bitcoin embarrassmentBitcoin just passed Amazon in total market cap — but most investors are missing the bigger opportunity. Whi...Brownstone Research | SponsoredBREAKING: The House just passed 3 pro-crypto bills!THREE pro-crypto bills just passed the House! 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