GT Biopharma (GTBP) Institutional Ownership $0.43 +0.01 (+3.27%) Closing price 05/21/2026 04:00 PM EasternExtended Trading$0.44 +0.00 (+0.46%) As of 05/21/2026 07:53 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 Massive. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for GT Biopharma (NASDAQ:GTBP)CurrentInstitutional OwnershipPercentage8.15%Number ofInstitutional Buyers(last 12 months)2TotalInstitutional Inflows(last 12 months)$318.07KNumber ofInstitutional Sellers(last 12 months)0 Get GTBP Insider Trade Alerts Want to know when executives and insiders are buying or selling GT Biopharma stock? 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Skip Chart & View Institutional Buying and Selling Data GTBP Institutional Buying and Selling by Quarter GT Biopharma Major Shareholders & Ownership History ExportReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails1/12/2026 SeaCrest Wealth Management LLC50,000$37K0.0%N/A0.470% 8/5/2025 Bank of Montreal Can92,530$331K0.0%+531.6%2.830% 8/8/2024DekaBank Deutsche Girozentrale978,358$2.77M0.0%-10.5%69.044% 6/4/2024DekaBank Deutsche Girozentrale1,093,645$47.45M0.1%N/A77.017% 8/2/2023Bank of Montreal Can596,240$262K0.0%N/A1.596% 1/23/2023Baskin Financial Services Inc.151,354$134K0.0%N/A0.466% 11/7/2022Virtu Financial LLC24,864$44K0.0%N/A0.076% 5/5/2022Russell Investments Group Ltd.11,007$31K0.0%N/A0.033% 5/2/2022Allspring Global Investments Holdings LLC25,782$74K0.0%N/A0.078% 4/20/2022Sigma Planning Corp21,400$62K0.0%N/A0.067% 2/14/2022Gordian Capital Singapore Pte Ltd35,000$107K0.1%N/A0.114% GTBP Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of GTBP shares? During the previous two years, the following institutional investors and hedge funds held shares of GT Biopharma shares: DekaBank Deutsche Girozentrale ($2.77M), and Bank of Montreal Can ($331K), SeaCrest Wealth Management LLC ($37K).Learn more on GT Biopharma's institutional investors. What percentage of GT Biopharma's stock is owned by institutional investors? 8.15% of GT Biopharma's stock is owned by institutional investors. Learn more on GTBP's institutional investor holdings. Which institutional investors have been buying GT Biopharma's stock? The following institutional investors have purchased GT Biopharma's stock in the last 24 months: DekaBank Deutsche Girozentrale ($1.09M), Bank of Montreal Can ($77.88K), and SeaCrest Wealth Management LLC ($50K). How much institutional buying is happening at GT Biopharma? Institutional investors have bought a total of 127,879 shares in the last 24 months. This purchase volume represents approximately $318.07K in transactions. Related Companies Entera Bio Major Shareholders Coeptis Therapeutics Major Shareholders Dogwood Therapeutics Major Shareholders MindWalk Major Shareholders ImageneBio Major Shareholders PDS Biotechnology Major Shareholders Cassava Sciences Major Shareholders Actuate Therapeutics Major Shareholders BeyondSpring Major Shareholders Instil Bio Major Shareholders This page (NASDAQ:GTBP) was last updated on 5/22/2026 by MarketBeat.com Staff. 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