Marker Therapeutics (MRKR) Institutional Ownership $1.21 -0.05 (-3.97%) Closing price 08/18/2025 04:00 PM EasternExtended Trading$1.22 +0.01 (+1.16%) As of 08/18/2025 07:25 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 ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for MARKER THERAPEUTICS (NASDAQ:MRKR)CurrentInstitutional OwnershipPercentage22.39%Number ofInstitutional Buyers(last 12 months)9TotalInstitutional Inflows(last 12 months)$6.78MNumber ofInstitutional Sellers(last 12 months)1TotalInstitutional Outflows(last 12 months)$804.19K Get MRKR Insider Trade Alerts Want to know when executives and insiders are buying or selling Marker Therapeutics stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data MRKR Institutional Buying and Selling by Quarter Marker Therapeutics Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/14/2025 Jane Street Group LLC21,800$33K0.0%N/A0.193% 5/16/2025 Alyeska Investment Group L.P.261,777$322K0.0%-71.4%2.314% 2/17/2025 NEA Management Company LLC1,625,678$5.06M0.3%+51.7%15.179% 2/17/2025 Millennium Management LLC16,108$50K0.0%N/A0.150% 2/17/2025 Alyeska Investment Group L.P.915,591$2.85M0.0%N/A8.549% 2/14/2025 Northern Trust Corp54,156$168K0.0%+66.9%0.506% 2/14/2025 Blue Owl Capital Holdings LP554,250$1.72M0.4%N/A5.175% 2/12/2025 Aisling Capital Management LP325,370$1.01M0.4%+3.5%3.038% 2/11/2025 LPL Financial LLC79,730$248K0.0%N/A0.744% 11/19/2024Invst LLC20,000$56K0.0%N/A0.224% Get the Latest News and Ratings for MRKR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Marker Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 8/7/2024 Wedbush Securities Inc.69,500$377K0.0%+52.7%0.779% 1/24/2024 International Assets Investment Management LLC11,000$60K0.0%+1,000.0%0.124% 10/12/2023 Matrix Asset Advisors Inc. NY15,000$68K0.0%-62.5%0.170% 7/27/2023 Virtu Financial LLC20,472$63K0.0%N/A0.233% 7/18/2023 Matrix Asset Advisors Inc. NY40,000$124K0.0%+60.0%0.455% 5/17/2023 Long Focus Capital Management LLC146,100$104K0.0%-90.0%1.660% 5/12/2023 Long Focus Capital Management LLC68,400$49K0.0%-95.3%0.777% 5/9/2023 Aisling Capital Management LP314,286$223K0.1%-90.0%3.571% 5/9/2023 AR Asset Management Inc.40,700$29K0.0%N/A0.463% 1/19/2023 Matrix Asset Advisors Inc. NY250,000$68K0.0%-37.5%0.299% 11/15/2022 Long Focus Capital Management LLC1,461,000$539K0.1%-40.0%1.748% 10/25/2022Raymond James & Associates94,000$35K0.0%N/A0.112% 10/24/2022 Matrix Asset Advisors Inc. NY400,000$148K0.0%+60.0%0.478% 7/15/2022 Matrix Asset Advisors Inc. NY250,000$83K0.0%+66.7%0.299% 5/10/2022 AR Asset Management Inc.279,000$123K0.0%+290.2%0.336% 4/19/2022 Wedbush Securities Inc.90,068$40K0.0%+44.0%0.108% 2/15/2022 Kennedy Capital Management Inc.590,118$561K0.0%-3.5%0.710% 2/14/2022 Long Focus Capital Management LLC1,233,257$1.17M0.2%N/A1.484% 2/10/2022 Matrix Asset Advisors Inc. NY150,000$143K0.0%N/A0.181% 2/10/2022 Acadian Asset Management LLC39,507$37K0.0%N/A0.048% 2/7/2022 Victory Capital Management Inc.621,670$591K0.0%-31.4%0.748% 2/7/2022 AR Asset Management Inc.71,500$68K0.0%-74.4%0.086% 2/3/2022ACT Capital Management LLC354,400$337K0.2%-19.3%0.427% 11/16/2021ACT Capital L.L.C.439,400$743K0.4%+4.6%0.529% 11/16/2021 Two Sigma Advisers LP878,300$1.48M0.0%-35.2%1.057% 11/16/2021 Two Sigma Investments LP887,009$1.50M0.0%-11.3%1.068% 11/15/2021 Marshall Wace LLP170,712$289K0.0%-47.9%0.205% 11/12/2021 Renaissance Technologies LLC985,100$1.67M0.0%+146.3%1.186% 11/8/2021 Mandatum Life Insurance Co Ltd99,000$167K0.0%N/A0.119% 11/5/2021 Advisor Group Holdings Inc.44,713$76K0.0%-13.4%0.054% Alex’s “Next Magnificent Seven” stocks (Ad)The original “Magnificent Seven” turned $7K into $1.18 million. Now, Alex Green has identified AI’s Next Magnificent Seven—seven stocks he believes could deliver similar gains in under six years. His full breakdown is now live.Watch the “Next Magnificent Seven” presentation here11/2/2021 Victory Capital Management Inc.906,770$1.53M0.0%-1.8%1.091% 10/19/2021 Vigilare Wealth Management102,500$173K0.1%-7.2%0.123% 9/3/2021Parametric Portfolio Associates LLC75,068$209K0.0%-17.2%0.090% 8/25/2021 Marshall Wace LLP327,826$915K0.0%N/A0.395% 8/17/2021 Millennium Management LLC1,364,632$3.81M0.0%+515.8%1.643% 8/17/2021 Bridgeway Capital Management LLC162,216$453K0.0%-15.1%0.195% 8/16/2021 AQR Capital Management LLC41,524$116K0.0%N/A0.050% 8/16/2021 LMR Partners LLP14,387$40K0.0%N/A0.017% 8/16/2021 Cubist Systematic Strategies LLC47,344$132K0.0%-34.2%0.057% 8/16/2021 Kennedy Capital Management Inc.601,342$1.68M0.0%-66.8%0.724% 8/16/2021 Charles Schwab Investment Management Inc.26,562$75K0.0%-64.0%0.032% 8/16/2021 State Street Corp192,751$538K0.0%-66.5%0.232% 8/16/2021 Goldman Sachs Group Inc.136,241$380K0.0%+442.8%0.164% 8/16/2021 Marshall Wace LLP327,826$915K0.0%N/A0.395% 8/13/2021 Renaissance Technologies LLC399,900$1.12M0.0%N/A0.481% 8/13/2021 Northern Trust Corp114,693$320K0.0%-65.8%0.138% 8/13/2021 Geode Capital Management LLC546,849$1.53M0.0%+12.5%0.690% 8/13/2021 Vanguard Group Inc.2,691,710$7.51M0.0%+5.6%3.394% 8/12/2021 XTX Topco Ltd24,167$67K0.0%N/A0.030% 8/12/2021 Dimensional Fund Advisors LP68,352$191K0.0%+22.9%0.086% 8/12/2021Ergoteles LLC137,400$383K0.0%N/A0.173% 8/11/2021 Commonwealth Equity Services LLC17,829$49K0.0%N/A0.022% 8/11/2021 Bank of New York Mellon Corp15,757$44K0.0%-79.8%0.020% 8/11/2021 Susquehanna Fundamental Investments LLC43,153$120K0.0%N/A0.054% 8/10/2021National Asset Management Inc.82,600$231K0.0%N/A0.104% 8/4/2021 AR Asset Management Inc.280,000$781K0.2%N/A0.353% 8/4/2021 Creative Planning150,361$420K0.0%-6.8%0.190% 8/3/2021 Victory Capital Management Inc.923,683$2.58M0.0%-6.4%1.165% 8/2/2021 Advisor Group Holdings Inc.51,613$144K0.0%+162.5%0.065% 5/18/2021 Millennium Management LLC221,602$496K0.0%+988.4%0.279% 5/18/2021 Cubist Systematic Strategies LLC71,981$161K0.0%N/A0.091% (Data available from 1/1/2016 forward) MRKR Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of MRKR shares? During the previous two years, 12 institutional investors and hedge funds held shares of Marker Therapeutics. The most heavily invested institutionals were NEA Management Company LLC ($5.06M), Blue Owl Capital Holdings LP ($1.72M), Aisling Capital Management LP ($1.01M), Wedbush Securities Inc. ($377K), Alyeska Investment Group L.P. ($322K), LPL Financial LLC ($248K), and Northern Trust Corp ($168K).Learn more on Marker Therapeutics' institutional investors. What percentage of Marker Therapeutics' stock is owned by institutional investors? 22.39% of Marker Therapeutics' stock is owned by institutional investors. Learn more on MRKR's institutional investor holdings. Which institutional investors have been buying Marker Therapeutics' stock? Of the 11 institutional investors that purchased Marker Therapeutics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Alyeska Investment Group L.P. ($915.59K), Blue Owl Capital Holdings LP ($554.25K), NEA Management Company LLC ($554.25K), LPL Financial LLC ($79.73K), Wedbush Securities Inc. ($24K), Jane Street Group LLC ($21.80K), and Northern Trust Corp ($21.70K). How much institutional buying is happening at Marker Therapeutics? Institutional investors have bought a total of 2,194,516 shares in the last 24 months. This purchase volume represents approximately $6.78M in transactions. Which of Marker Therapeutics' major shareholders have been selling company stock? The following institutional investors have sold Marker Therapeutics stock in the last 24 months: Alyeska Investment Group L.P. ($653.81K). How much institutional selling is happening at Marker Therapeutics? Institutional investors have sold a total of 653,814 shares in the last 24 months. This volume of shares sold represents approximately $804.19K in transactions. 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