Promis Neurosciences (PMN) Institutional Ownership $0.99 +0.08 (+8.89%) Closing price 04:00 PM EasternExtended Trading$0.94 -0.05 (-4.82%) As of 05:52 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 Promis Neurosciences (NASDAQ:PMN)CurrentInstitutional OwnershipPercentage50.13%Number ofInstitutional Buyers(last 12 months)4TotalInstitutional Inflows(last 12 months)$4.51MNumber ofInstitutional Sellers(last 12 months)3TotalInstitutional Outflows(last 12 months)$411.72K Get PMN Insider Trade Alerts Want to know when executives and insiders are buying or selling Promis Neurosciences stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data PMN Institutional Buying and Selling by Quarter Promis Neurosciences Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/16/2025Allostery Investments LP233,703$165K0.2%+19.8%0.715% 5/16/2025Ally Bridge Group NY LLC1,484,699$1.03M0.9%-6.8%4.542% 5/15/2025Armistice Capital LLC2,334,826$1.62M0.0%-7.0%7.143% 2/17/2025Allostery Investments LP195,111$185K0.2%N/A0.597% 2/14/2025Heights Capital Management Inc.160,207$152K0.1%-58.6%0.490% 11/15/2024Sphera Funds Management LTD.1,929,297$2.41M0.4%+6.3%6.455% 11/14/2024Ally Bridge Group NY LLC1,592,605$1.99M1.1%+50.3%5.328% 11/13/2024Great Point Partners LLC2,790,698$3.49M1.0%N/A9.337% 2/7/2024Ieq Capital LLC30,799$35K0.0%-21.4%0.163% 11/15/2023Affinity Asset Advisors LLC265,958$527K0.1%N/A3.100% 11/15/2022Northeast Financial Consultants Inc100,000$613K0.0%N/A1.166% 11/4/2022Ieq Capital LLC39,191$240K0.0%N/A0.457% (Data available from 1/1/2016 forward) PMN Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of PMN shares? During the previous two years, the following institutional investors and hedge funds held shares of Promis Neurosciences shares: Great Point Partners LLC ($3.49M), Sphera Funds Management LTD. ($2.41M), Armistice Capital LLC ($1.62M), Ally Bridge Group NY LLC ($1.03M), Affinity Asset Advisors LLC ($527K), Allostery Investments LP ($165K), and Heights Capital Management Inc. ($152K).Learn more on Promis Neurosciences' institutional investors. What percentage of Promis Neurosciences' stock is owned by institutional investors? 50.13% of Promis Neurosciences' stock is owned by institutional investors. Learn more on PMN's institutional investor holdings. Which institutional investors have been buying Promis Neurosciences' stock? The following institutional investors have purchased Promis Neurosciences' stock in the last 24 months: Great Point Partners LLC ($2.79M), Ally Bridge Group NY LLC ($533.02K), Affinity Asset Advisors LLC ($265.96K), Allostery Investments LP ($233.70K), and Sphera Funds Management LTD. ($115.08K). How much institutional buying is happening at Promis Neurosciences? Institutional investors have bought a total of 3,672,508 shares in the last 24 months. This purchase volume represents approximately $4.51M in transactions. Which of Promis Neurosciences' major shareholders have been selling company stock? The following institutional investors have sold Promis Neurosciences stock in the last 24 months: Heights Capital Management Inc. ($226.69K), Armistice Capital LLC ($175.15K), and Ally Bridge Group NY LLC ($107.91K). How much institutional selling is happening at Promis Neurosciences? Institutional investors have sold a total of 509,744 shares in the last 24 months. This volume of shares sold represents approximately $411.72K in transactions. Related Companies Contineum Therapeutics Major Shareholders Theratechnologies Major Shareholders Lyell Immunopharma Major Shareholders Inhibikase Therapeutics Major Shareholders Tenaya Therapeutics Major Shareholders Nkarta Major Shareholders Compugen Major Shareholders IO Biotech Major Shareholders Genelux Major Shareholders Protara Therapeutics Major Shareholders This page (NASDAQ:PMN) was last updated on 7/25/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. 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