One Stop Systems (OSS) Institutional Ownership $5.77 -0.18 (-3.03%) Closing price 04:00 PM EasternExtended Trading$5.95 +0.18 (+3.12%) As of 07:59 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for One Stop Systems (NASDAQ:OSS)CurrentInstitutional OwnershipPercentage32.67%Number ofInstitutional Buyers(last 12 months)19TotalInstitutional Inflows(last 12 months)$3.39MNumber ofInstitutional Sellers(last 12 months)4TotalInstitutional Outflows(last 12 months)$203.50K Get OSS Insider Trade Alerts Want to know when executives and insiders are buying or selling One Stop Systems stock? 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Skip Chart & View Institutional Buying and Selling Data OSS Institutional Buying and Selling by Quarter One Stop Systems Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/19/2025 Marex Group plc10,000$36K0.0%N/A0.046% 8/14/2025 Jane Street Group LLC268,182$952K0.0%+753.2%1.223% 8/13/2025 Marshall Wace LLP476,393$1.69M0.0%+1,130.1%2.173% 8/13/2025 Walleye Capital LLC12,857$46K0.0%N/A0.059% 8/13/2025 Granite Investment Partners LLC11,068$39K0.0%N/A0.050% 8/13/2025 Quadrature Capital Ltd16,025$57K0.0%N/A0.073% 8/8/2025 Geode Capital Management LLC199,729$709K0.0%+0.9%0.925% 5/12/2025 Bard Associates Inc.1,029,780$2.39M0.9%-1.4%4.781% 5/9/2025 Pacific Ridge Capital Partners LLC461,138$1.07M0.3%-4.6%2.141% 2/17/2025 Wolverine Trading LLC10,511$37K0.0%N/A0.050% Get the Latest News and Ratings for OSS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for One Stop Systems and its competitors with MarketBeat's FREE daily newsletter. 2/17/2025 Millennium Management LLC42,277$142K0.0%N/A0.200% 2/14/2025 Jane Street Group LLC12,911$43K0.0%N/A0.061% 2/14/2025 Northern Trust Corp32,006$107K0.0%-26.6%0.152% 2/14/2025 Two Sigma Securities LLC32,560$109K0.0%N/A0.154% 2/14/2025 Dimensional Fund Advisors LP27,355$92K0.0%+22.9%0.130% 2/13/2025 XTX Topco Ltd10,878$36K0.0%N/A0.052% 2/13/2025 Renaissance Technologies LLC69,900$234K0.0%+4.5%0.331% 2/12/2025 Geode Capital Management LLC190,217$637K0.0%+4.5%0.901% 2/12/2025 Diametric Capital LP18,721$63K0.0%N/A0.089% 2/12/2025 Pacific Ridge Capital Partners LLC483,499$1.62M0.4%-0.8%2.290% 2/11/2025 Virtu Financial LLC21,639$72K0.0%N/A0.103% 2/7/2025 Essex Investment Management Co. LLC73,795$247K0.0%-10.3%0.350% 2/6/2025 Bard Associates Inc.1,044,697$3.50M1.2%+2.5%4.949% 1/14/2025 Sovereign Financial Group Inc.17,715$59K0.0%N/A0.084% 11/16/2024 Geode Capital Management LLC181,954$435K0.0%+6.6%0.862% 11/6/2024 Bard Associates Inc.1,019,511$2.44M0.8%-1.5%4.846% 10/16/2024 Vontobel Holding Ltd.33,000$79K0.0%+120.0%0.158% 10/10/2024 Essex Investment Management Co. LLC82,311$197K0.0%+24.3%0.394% 8/16/2024 Pacific Ridge Capital Partners LLC523,530$1.26M0.3%-4.1%2.488% 8/12/2024 Mercer Global Advisors Inc. ADV25,218$61K0.0%N/A0.121% 8/9/2024 Renaissance Technologies LLC61,200$147K0.0%+15.7%0.293% 8/9/2024 Herald Investment Management Ltd379,059$898K0.1%-21.7%1.812% 7/26/2024 Legato Capital Management LLC14,462$35K0.0%N/A0.069% 5/10/2024 Vanguard Group Inc.698,226$2.28M0.0%+1.9%3.363% 5/9/2024 Pacific Ridge Capital Partners LLC545,995$1.78M0.4%-2.8%2.629% 2/13/2024 Bard Associates Inc.1,060,587$2.23M0.8%-0.7%5.148% 2/12/2024 Pacific Ridge Capital Partners LLC561,798$1.18M0.2%-3.4%2.727% 2/8/2024 Essex Investment Management Co. LLC128,901$271K0.1%-26.7%0.626% 2/7/2024 One Degree Advisors Inc23,840$47K0.0%N/A0.116% 11/13/2023 Pacific Ridge Capital Partners LLC581,657$1.08M0.2%-2.5%2.824% Take a look at this picture ... (Ad)A strange investment secret — discovered just a few short weeks before this image was taken — correctly predicted it all. Even crazier, this secret accurately called every major financial event in recent history … Now it's signaling something very scary is about to hit the market again …To find out more about this Great Depression secret … Click here for all the details.11/9/2023 Essex Investment Management Co. LLC175,853$325K0.1%-5.4%0.856% 8/14/2023 Perritt Capital Management Inc.43,266$124K0.1%-21.3%0.211% 7/13/2023 Thompson Davis & CO. Inc.15,901$46K0.1%N/A0.078% 5/1/2023 Virtu Financial LLC11,326$28K0.0%N/A0.056% 2/14/2023 Pacific Ridge Capital Partners LLC569,668$1.72M0.4%-1.6%2.844% 2/10/2023 Bard Associates Inc.1,045,133$3.15M1.4%+3.4%5.218% 2/8/2023 Russell Investments Group Ltd.285,649$860K0.0%+3.4%1.426% 2/1/2023 Legato Capital Management LLC15,317$46K0.0%N/A0.076% 11/15/2022 Lynrock Lake LP1,544,301$4.94M0.2%+17.0%7.710% 11/15/2022 Essex Investment Management Co. LLC181,653$581K0.1%-6.4%0.907% 11/10/2022 Pacific Ridge Capital Partners LLC579,204$1.85M0.5%-2.7%2.893% 8/11/2022 Bard Associates Inc.1,011,588$3.99M1.7%+2.5%5.078% 8/10/2022 Pacific Ridge Capital Partners LLC595,370$2.35M0.6%-8.9%2.990% 7/29/2022 Russell Investments Group Ltd.275,144$1.08M0.0%+13.5%1.382% 5/12/2022Ayrton Capital LLC49,317$188K0.2%+72.7%0.261% 5/11/2022 Pacific Ridge Capital Partners LLC653,270$2.50M0.5%+1.0%3.460% 5/10/2022 Ground Swell Capital LLC15,109$58K0.1%N/A0.080% 5/10/2022 Boston Partners91,950$351K0.0%N/A0.487% 5/9/2022 Essex Investment Management Co. LLC192,114$734K0.1%+2.5%1.018% 5/5/2022 Russell Investments Group Ltd.242,472$925K0.0%N/A1.284% 4/25/2022 Bailard Inc.17,774$68K0.0%N/A0.094% 2/15/2022 King Luther Capital Management Corp70,000$347K0.0%-30.0%0.375% 2/15/2022 Lynrock Lake LP443,837$2.20M0.1%+249.8%2.378% 2/10/2022 Essex Investment Management Co. LLC187,439$928K0.1%+62.6%1.004% 2/10/2022 Pacific Ridge Capital Partners LLC647,107$3.20M0.6%+16.5%3.467% 1/14/2022 Koshinski Asset Management Inc.8,478$42K0.0%N/A0.045% 11/12/2021 Renaissance Technologies LLC336,100$1.69M0.0%+38.9%1.804% 11/12/2021 Jump Financial LLC15,233$76K0.0%+25.9%0.082% 11/10/2021 O Shaughnessy Asset Management LLC4,892$25K0.0%-56.8%0.026% 11/9/2021 Essex Investment Management Co. LLC115,268$580K0.1%-1.8%0.619% 11/9/2021BlackRock Inc.45,499$229K0.0%-10.8%0.244% 8/17/2021 Bridgeway Capital Management LLC28,400$164K0.0%-35.9%0.153% 8/16/2021 Occudo Quantitative Strategies LP14,441$84K0.0%N/A0.078% 8/16/2021 State Street Corp12,000$69K0.0%N/A0.065% 8/16/2021 Goldman Sachs Group Inc.22,040$128K0.0%-52.5%0.119% 8/13/2021 Renaissance Technologies LLC241,900$1.40M0.0%N/A1.307% 8/13/2021 Pacific Ridge Capital Partners LLC488,406$2.83M0.5%+28.7%2.639% 8/13/2021 Jump Financial LLC12,100$70K0.0%-22.4%0.065% 8/13/2021 Geode Capital Management LLC106,614$617K0.0%+6.8%0.576% 8/13/2021 Vanguard Group Inc.473,735$2.74M0.0%+0.5%2.559% 8/12/2021 Dimensional Fund Advisors LP35,551$206K0.0%-15.1%0.192% 8/12/2021 Bard Associates Inc.998,460$5.78M1.9%+0.9%5.394% 8/9/2021 O Shaughnessy Asset Management LLC11,331$66K0.0%+73.2%0.061% (Data available from 1/1/2016 forward) OSS Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of OSS shares? During the previous two years, 26 institutional investors and hedge funds held shares of One Stop Systems. The most heavily invested institutionals were Bard Associates Inc. ($2.39M), Vanguard Group Inc. ($2.28M), Marshall Wace LLP ($1.69M), Pacific Ridge Capital Partners LLC ($1.07M), Jane Street Group LLC ($952K), Herald Investment Management Ltd ($898K), and Geode Capital Management LLC ($709K).Learn more on One Stop Systems' institutional investors. What percentage of One Stop Systems' stock is owned by institutional investors? 32.67% of One Stop Systems' stock is owned by institutional investors. Learn more on OSS's institutional investor holdings. Which institutional investors have been buying One Stop Systems' stock? Of the 23 institutional investors that purchased One Stop Systems' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Marshall Wace LLP ($437.66K), Jane Street Group LLC ($249.66K), Millennium Management LLC ($42.28K), Two Sigma Securities LLC ($32.56K), Mercer Global Advisors Inc. ADV ($25.22K), Bard Associates Inc. ($25.19K), and One Degree Advisors Inc ($23.84K). How much institutional buying is happening at One Stop Systems? Institutional investors have bought a total of 980,315 shares in the last 24 months. This purchase volume represents approximately $3.39M in transactions. Which of One Stop Systems' major shareholders have been selling company stock? The following institutional investors have sold One Stop Systems stock in the last 24 months: Bard Associates Inc. ($30.10K), Pacific Ridge Capital Partners LLC ($26.36K), Northern Trust Corp ($11.58K), and Essex Investment Management Co. LLC ($8.52K). How much institutional selling is happening at One Stop Systems? Institutional investors have sold a total of 76,561 shares in the last 24 months. This volume of shares sold represents approximately $203.50K in transactions. Related Companies Mitek Systems Major Shareholders Allot Major Shareholders Kopin Major Shareholders 3D Systems Major Shareholders Radcom Major Shareholders Lantronix Major Shareholders Silicom Major Shareholders Identiv Major Shareholders AstroNova Major Shareholders Interlink Electronics Major Shareholders This page (NASDAQ:OSS) was last updated on 9/2/2025 by MarketBeat.com Staff From Our PartnersMan Who Called Nvidia at $1.10 Says Buy This Now...In 2004, one man called Nvidia before just about anyone knew it existed. 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