Quantum Biopharma (QNTM) Institutional Ownership $6.30 -0.42 (-6.25%) Closing price 04/15/2025 04:00 PM EasternExtended Trading$6.52 +0.22 (+3.41%) As of 09:01 AM 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 AnalysisChartCompetitorsEarningsHeadlinesOwnershipSEC FilingsTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Quantum Biopharma (NASDAQ:QNTM)CurrentInstitutional OwnershipPercentage1.24%Number ofInstitutional Buyers(last 12 months)2TotalInstitutional Inflows(last 12 months)$203.38KNumber ofInstitutional Sellers(last 12 months)0 Get QNTM Insider Trade Alerts Want to know when executives and insiders are buying or selling Quantum Biopharma stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address Remove Ads Quantum Biopharma Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails2/14/2025AdvisorShares Investments LLC69,078$254K0.0%+163.3%3.598% 11/20/2024Virtu Financial LLC11,428$46K0.0%N/A0.596% (Data available from 1/1/2016 forward)Remove Ads QNTM Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of QNTM shares? During the previous two years, the following institutional investors and hedge funds held shares of Quantum Biopharma shares: AdvisorShares Investments LLC ($254K), Virtu Financial LLC ($46K).Learn more on QNTM's institutional investors. What percentage of Quantum Biopharma stock is owned by institutional investors? 1.24% of Quantum Biopharma stock is owned by institutional investors. Learn more on QNTM's institutional investor holdings. Which institutional investors have been buying Quantum Biopharma stock? The following institutional investors have purchased Quantum Biopharma stock in the last 24 months: AdvisorShares Investments LLC ($42.85K), and Virtu Financial LLC ($11.43K). How much institutional buying is happening at Quantum Biopharma? Institutional investors have bought a total of 54,273 shares in the last 24 months. This purchase volume represents approximately $203.38K in transactions. Related Companies Immuneering Major Shareholders ImmuCell Major Shareholders VolitionRx Major Shareholders Applied Therapeutics Major Shareholders Kronos Bio Major Shareholders bluebird bio Major Shareholders BeyondSpring Major Shareholders Gain Therapeutics Major Shareholders Oncolytics Biotech Major Shareholders PDS Biotechnology Major Shareholders This page (NASDAQ:QNTM) was last updated on 4/16/2025 by MarketBeat.com Staff From Our PartnersCrypto’s crashing…but we’re still profitingMost traders are panicking right now. 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