GT Biopharma (GTBP) Institutional Ownership $0.71 +0.07 (+10.59%) Closing price 03:59 PM EasternExtended Trading$0.71 +0.00 (+0.40%) As of 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 GT Biopharma (NASDAQ:GTBP)CurrentInstitutional OwnershipPercentage8.15%Number ofInstitutional Buyers(last 12 months)1TotalInstitutional Inflows(last 12 months)$278.81KNumber 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 Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/5/2025Bank 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% Get the Latest News and Ratings for GTBP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for GT Biopharma and its competitors with MarketBeat's FREE daily newsletter. 2/9/2022Compagnie Lombard Odier SCmA30,000$92K0.0%+100.0%0.098% 2/4/2022Crumly & Associates Inc.32,163$85K0.0%N/A0.105% 2/3/2022Brighton Jones LLC11,288$34K0.0%N/A0.037% 1/31/2022Commonwealth Equity Services LLC11,052$33K0.0%N/A0.036% 11/16/2021Two Sigma Advisers LP51,100$344K0.0%+243.0%0.242% 11/16/2021Two Sigma Investments LP162,823$1.10M0.0%N/A0.771% 11/15/2021Marshall Wace LLP16,577$112K0.0%-35.7%0.078% 11/15/2021Franklin Resources Inc.28,500$192K0.0%N/A0.135% 11/12/2021Renaissance Technologies LLC84,700$571K0.0%N/A0.401% 11/12/2021Geode Capital Management LLC424,279$2.86M0.0%+22.4%2.008% 11/10/2021Goldman Sachs Group Inc.52,426$353K0.0%N/A0.248% 11/9/2021BlackRock Inc.1,155,228$7.79M0.0%-18.3%5.468% 11/8/2021State Board of Administration of Florida Retirement System18,224$123K0.0%N/A0.086% 11/8/2021Russell Investments Group Ltd.9,642$64K0.0%N/A0.046% 11/5/2021Welch Group LLC10,000$67K0.0%N/A0.047% 11/4/2021Deutsche Bank AG11,400$77K0.0%-25.7%0.054% 11/2/2021New York State Common Retirement Fund8,230$55K0.0%-59.7%0.039% 8/25/2021Marshall Wace LLP25,792$400K0.0%N/A0.122% 8/17/2021Metropolitan Life Insurance Co NY8,782$136K0.0%N/A0.042% 8/17/2021MetLife Investment Management LLC11,471$178K0.0%N/A0.054% 8/17/2021Citadel Advisors LLC510,058$7.91M0.0%N/A2.414% 8/16/2021California State Teachers Retirement System32,878$510K0.0%N/A0.156% 8/16/2021Charles Schwab Investment Management Inc.57,993$899K0.0%N/A0.274% 8/16/2021State Street Corp374,704$5.81M0.0%N/A1.773% 8/16/2021Nuveen Asset Management LLC82,151$1.27M0.0%N/A0.389% 8/16/2021Marshall Wace LLP25,792$400K0.0%N/A0.122% 8/13/2021Northern Trust Corp225,457$3.50M0.0%+555.6%1.067% 8/13/2021Geode Capital Management LLC346,606$5.37M0.0%+165.8%1.641% 8/13/2021Vanguard Group Inc.982,269$15.23M0.0%+267.0%4.649% 8/12/2021Legal & General Group Plc2,524$39K0.0%N/A0.012% 8/12/2021JPMorgan Chase & Co.9,155$142K0.0%N/A0.043% 8/12/2021The Manufacturers Life Insurance Company13,758$213K0.0%N/A0.065% 8/11/2021Bank of New York Mellon Corp58,711$910K0.0%N/A0.278% 8/11/2021BlackRock Inc.1,413,391$21.91M0.0%N/A6.690% 8/11/2021Deutsche Bank AG15,349$237K0.0%N/A0.073% 8/10/2021Citigroup Inc.6,134$95K0.0%N/A0.029% 8/2/2021Advisor Group Holdings Inc.2,943$45K0.0%+108.3%0.014% (Data available from 1/1/2016 forward) 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), Bank of Montreal Can ($331K).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), and Bank of Montreal Can ($77.88K). How much institutional buying is happening at GT Biopharma? Institutional investors have bought a total of 77,879 shares in the last 24 months. This purchase volume represents approximately $278.81K in transactions. 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