Greenwich LifeSciences (GLSI) Institutional Ownership $12.47 +0.80 (+6.83%) As of 09:30 AM Eastern This is a fair market value 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 Greenwich LifeSciences (NASDAQ:GLSI)CurrentInstitutional OwnershipPercentage4.16%Number ofInstitutional Buyers(last 12 months)15TotalInstitutional Inflows(last 12 months)$1.56MNumber ofInstitutional Sellers(last 12 months)2TotalInstitutional Outflows(last 12 months)$138.78K Get GLSI Insider Trade Alerts Want to know when executives and insiders are buying or selling Greenwich LifeSciences stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address Skip Chart & View Institutional Buying and Selling Data GLSI Institutional Buying and Selling by Quarter Greenwich LifeSciences Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/8/2025 Police & Firemen s Retirement System of New Jersey2,768$25K0.0%N/A0.021% 8/8/2025 Geode Capital Management LLC138,982$1.26M0.0%+1.4%1.040% 5/29/2025Rhumbline Advisers9,673$92K0.0%+48.7%0.072% 5/28/2025 Strs Ohio18,600$177K0.0%N/A0.139% 5/13/2025HighTower Advisors LLC15,407$147K0.0%N/A0.116% 5/9/2025Charles Schwab Investment Management Inc.19,007$181K0.0%+15.5%0.143% 4/8/2025Rhumbline Advisers9,673$92K0.0%+48.7%0.074% 4/7/2025 GAMMA Investing LLC1,202$126K0.0%N/A0.009% 2/17/2025Bank of America Corp DE7,262$82K0.0%+22.3%0.055% 2/14/2025Northern Trust Corp87,423$982K0.0%+17.3%0.665% Get the Latest News and Ratings for GLSI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Greenwich LifeSciences and its competitors with MarketBeat's FREE daily newsletter. 2/13/2025Barclays PLC9,648$108K0.0%+12.7%0.073% 2/13/2025Renaissance Technologies LLC22,700$255K0.0%-30.2%0.173% 2/13/2025Wells Fargo & Company MN2,847$32K0.0%+54.8%0.022% 2/12/2025Brown Brothers Harriman & Co.4,000$45K0.0%N/A0.030% 2/12/2025JPMorgan Chase & Co.7,061$79K0.0%+172.0%0.054% 12/10/2024Garden State Investment Advisory Services LLC17,600$253K0.1%N/A0.134% 11/19/2024Barclays PLC8,560$123K0.0%+323.3%0.065% 11/16/2024 Geode Capital Management LLC133,550$1.92M0.0%+4.6%1.016% 11/15/2024Barclays PLC8,560$123K0.0%+323.3%0.065% 11/15/2024State Street Corp71,408$1.03M0.0%+4.4%0.543% 11/15/2024Garden State Investment Advisory Services LLC17,600$253K0.1%N/A0.134% 11/12/2024Charles Schwab Investment Management Inc.16,455$236K0.0%-10.8%0.125% 8/1/2024Rhumbline Advisers6,799$117K0.0%N/A0.053% 7/26/2024 Bank of New York Mellon Corp15,295$264K0.0%N/A0.119% 5/10/2024Vanguard Group Inc.223,102$4.45M0.0%+0.6%1.732% 2/14/2023683 Capital Management LLC11,700$178K0.0%N/A0.091% 11/15/2022Pura Vida Investments LLC19,667$179K0.0%N/A0.153% 8/8/2022Walleye Capital LLC10,656$90K0.0%N/A0.082% 4/29/2022 Nisa Investment Advisors LLC7,200$141K0.0%N/A0.056% 2/7/2022 SG Americas Securities LLC4,395$107K0.0%N/A0.034% 11/15/2021Invesco Ltd.148,087$5.79M0.0%-47.1%1.138% 11/15/2021Tibra Equities Europe Ltd12,700$496K0.8%N/A0.098% 11/12/2021OLD Mission Capital LLC7,358$287K0.0%N/A0.057% 11/12/2021 Geode Capital Management LLC56,919$2.22M0.0%+8.6%0.437% 8/17/2021Invesco Ltd.280,062$12.59M0.0%N/A2.171% 8/16/2021California State Teachers Retirement System5,588$251K0.0%N/A0.043% 8/16/2021Charles Schwab Investment Management Inc.9,819$442K0.0%N/A0.076% 8/16/2021State Street Corp50,212$2.26M0.0%N/A0.389% 8/16/2021Nuveen Asset Management LLC6,392$287K0.0%N/A0.050% 8/13/2021Northern Trust Corp12,098$544K0.0%N/A0.094% Trump set to Boost Social Security Checks by 400%? 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No wonder the financial times called this new initiative...Click here to see the details because the stakes couldn't be any higher.8/13/2021 Geode Capital Management LLC52,395$2.35M0.0%+262.3%0.406% 8/13/2021Vanguard Group Inc.121,418$5.46M0.0%+14.3%0.941% 8/12/2021State of Wisconsin Investment Board5,200$234K0.0%N/A0.040% 8/12/2021JPMorgan Chase & Co.4,789$216K0.0%N/A0.037% 8/11/2021 Bank of New York Mellon Corp6,664$300K0.0%N/A0.052% 8/11/2021BlackRock Inc.217,748$9.79M0.0%+242.7%1.688% 8/11/2021Deutsche Bank AG2,396$108K0.0%N/A0.019% 8/10/2021Citigroup Inc.1,611$72K0.0%+212.8%0.012% 8/2/2021New York State Common Retirement Fund3,500$157K0.0%N/A0.027% 5/18/2021Millennium Management LLC19,450$663K0.0%+169.7%0.000% 5/17/2021Royal Bank of Canada2,800$95K0.0%N/A0.000% (Data available from 1/1/2016 forward) GLSI Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of GLSI shares? During the previous two years, 18 institutional investors and hedge funds held shares of Greenwich LifeSciences. The most heavily invested institutionals were Vanguard Group Inc. ($4.45M), Geode Capital Management LLC ($1.26M), State Street Corp ($1.03M), Northern Trust Corp ($982K), Bank of New York Mellon Corp ($264K), Renaissance Technologies LLC ($255K), and Garden State Investment Advisory Services LLC ($253K).Learn more on Greenwich LifeSciences' institutional investors. What percentage of Greenwich LifeSciences' stock is owned by institutional investors? 4.16% of Greenwich LifeSciences' stock is owned by institutional investors. Learn more on GLSI's institutional investor holdings. Which institutional investors have been buying Greenwich LifeSciences' stock? Of the 17 institutional investors that purchased Greenwich LifeSciences' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Garden State Investment Advisory Services LLC ($35.20K), Strs Ohio ($18.60K), HighTower Advisors LLC ($15.41K), Bank of New York Mellon Corp ($15.30K), Barclays PLC ($14.16K), Rhumbline Advisers ($13.14K), and Northern Trust Corp ($12.92K). How much institutional buying is happening at Greenwich LifeSciences? Institutional investors have bought a total of 130,785 shares in the last 24 months. This purchase volume represents approximately $1.56M in transactions. Which of Greenwich LifeSciences' major shareholders have been selling company stock? The following institutional investors have sold Greenwich LifeSciences stock in the last 24 months: Renaissance Technologies LLC ($9.80K), and Charles Schwab Investment Management Inc. ($2.00K). How much institutional selling is happening at Greenwich LifeSciences? Institutional investors have sold a total of 11,799 shares in the last 24 months. This volume of shares sold represents approximately $138.78K in transactions. Related Companies REPL Institutional Ownership EOLS Institutional Ownership PHAT Institutional Ownership KROS Institutional Ownership RLAY Institutional Ownership BCAX Institutional Ownership TLRY Institutional Ownership ORGO Institutional Ownership XNCR Institutional Ownership MRVI Institutional Ownership This page (NASDAQ:GLSI) was last updated on 8/11/2025 by MarketBeat.com Staff From Our PartnersYour blueprint for crypto wealthMark August 12th on your calendar. 27 of crypto's most successful minds are about to reveal everything…Crypto 101 Media | SponsoredTrump’s national nightmare is herePorter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...Porter & Company | SponsoredHIDDEN IN THE BOOK OF GENESIS…“This land I will give to you…” — a 4,000-year-old line from Genesis may hold the key to unlocking a $150 tril...Paradigm Press | SponsoredTrump set to Boost Social Security Checks by 400%?If you're collecting or planning to collect social security... 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