CNS Pharmaceuticals (CNSP) Institutional Ownership $7.98 -0.76 (-8.70%) Closing price 09/19/2025 04:00 PM EasternExtended Trading$7.97 -0.01 (-0.14%) As of 09/19/2025 07:57 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 InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for CNS Pharmaceuticals (NASDAQ:CNSP)CurrentInstitutional OwnershipPercentage14.02%Number ofInstitutional Buyers(last 12 months)8TotalInstitutional Inflows(last 12 months)$144.41MNumber ofInstitutional Sellers(last 12 months)0 Get CNSP Insider Trade Alerts Want to know when executives and insiders are buying or selling CNS Pharmaceuticals stock? 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Skip Chart & View Institutional Buying and Selling Data CNSP Institutional Buying and Selling by Quarter CNS Pharmaceuticals Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/14/2025 Armistice Capital LLC406,000$335K0.0%N/A90.222% 2/18/2025Connective Capital Management LLC280,055$34K0.0%N/A0.487% 2/17/2025Citadel Advisors LLC321,874$39K0.0%N/A0.560% 2/14/2025Jane Street Group LLC419,737$51K0.0%+1,712.3%0.730% 2/14/2025Integrated Wealth Concepts LLC250,000$30K0.0%N/A0.435% 2/13/2025XTX Topco Ltd294,919$36K0.0%N/A0.513% 2/12/2025Geode Capital Management LLC387,064$47K0.0%+90.5%0.673% 2/7/2025Wealthfront Advisers LLC216,046$26K0.0%N/A0.376% 5/20/2024Virtu Financial LLC94,246$34K0.0%+616.6%0.795% 2/13/2024Armistice Capital LLC122,000$155K0.0%N/A1.965% 1/17/2024Smith Anglin Financial LLC50,000$64K0.0%N/A0.952% 8/7/2023Acadian Asset Management LLC22,292$49K0.0%N/A1.000% 7/12/2023FSM Wealth Advisors LLC16,334$38K0.0%N/A0.732% 9/17/2021Virtu Financial LLC20,745$41K0.0%-49.8%0.076% 8/13/2021Renaissance Technologies LLC432,109$847K0.0%-40.2%1.704% 8/13/2021Geode Capital Management LLC100,196$196K0.0%+64.8%0.395% 8/13/2021Vanguard Group Inc.599,309$1.18M0.0%+326.6%2.363% 8/11/2021Commonwealth Equity Services LLC20,000$39K0.0%N/A0.079% (Data available from 1/1/2016 forward) CNSP Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of CNSP shares? During the previous two years, 10 institutional investors and hedge funds held shares of CNS Pharmaceuticals. The most heavily invested institutionals were Armistice Capital LLC ($335K), Smith Anglin Financial LLC ($64K), Jane Street Group LLC ($51K), Geode Capital Management LLC ($47K), Citadel Advisors LLC ($39K), XTX Topco Ltd ($36K), and Connective Capital Management LLC ($34K).Learn more on CNS Pharmaceuticals' institutional investors. What percentage of CNS Pharmaceuticals' stock is owned by institutional investors? 14.02% of CNS Pharmaceuticals' stock is owned by institutional investors. Learn more on CNSP's institutional investor holdings. Which institutional investors have been buying CNS Pharmaceuticals' stock? Of the 10 institutional investors that purchased CNS Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Armistice Capital LLC ($528K), Jane Street Group LLC ($396.58K), Citadel Advisors LLC ($321.87K), XTX Topco Ltd ($294.92K), Connective Capital Management LLC ($280.06K), Integrated Wealth Concepts LLC ($250K), and Wealthfront Advisers LLC ($216.05K). How much institutional buying is happening at CNS Pharmaceuticals? Institutional investors have bought a total of 2,349,355 shares in the last 24 months. This purchase volume represents approximately $144.41M in transactions. Related Companies IMNN Institutional Ownership ATNF Institutional Ownership BIVI Institutional Ownership FLGC Institutional Ownership NXTC Institutional Ownership TRAW Institutional Ownership TXMD Institutional Ownership SNGX Institutional Ownership LGVN Institutional Ownership BCDA Institutional Ownership This page (NASDAQ:CNSP) was last updated on 9/20/2025 by MarketBeat.com Staff From Our PartnersHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. Now, the man who called Nvi...The Oxford Club | SponsoredNvidia CEO Makes First Ever Tesla AnnouncementWhile headlines focus on Tesla’s car sales, tech analyst Jeff Brown says the real story is Tesla’s role in a $...Brownstone Research | SponsoredForget NVDA. Put $1,000 into this stock nowA massive money shift is underway in the AI market. 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