Moleculin Biotech (MBRX) Institutional Ownership $0.80 -0.03 (-4.02%) Closing price 04:00 PM EasternExtended Trading$0.80 +0.00 (+0.37%) As of 07:58 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 Moleculin Biotech (NASDAQ:MBRX)CurrentInstitutional OwnershipPercentage15.52%Number ofInstitutional Buyers(last 12 months)1TotalInstitutional Inflows(last 12 months)$930.86KNumber ofInstitutional Sellers(last 12 months)0 Get MBRX Insider Trade Alerts Want to know when executives and insiders are buying or selling Moleculin Biotech stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data MBRX Institutional Buying and Selling by Quarter Moleculin Biotech Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/15/2025Armistice Capital LLC1,250,000$1.22M0.0%+293.6%8.929% 8/15/2024Armistice Capital LLC156,000$549K0.0%+5.1%6.747% 2/13/2024Armistice Capital LLC3,207,417$2.75M0.0%N/A9.600% 1/17/2024 Atticus Wealth Management LLC50,001$43K0.0%N/A0.168% 5/15/2023Sio Capital Management LLC1,010,956$971K0.5%-2.5%3.407% 7/25/2022 Walker Asset Management LLC20,708$32K0.0%N/A0.072% 4/20/2022Sigma Planning Corp57,500$102K0.0%+33.7%0.201% 2/2/2022Sigma Planning Corp43,000$80K0.0%N/A0.150% 11/9/2021BlackRock Inc.270,402$812K0.0%-2.5%0.947% 9/17/2021Virtu Financial LLC25,302$93K0.0%N/A0.089% 8/16/2021Occudo Quantitative Strategies LP29,188$107K0.0%+31.7%0.102% 8/16/2021State Street Corp59,900$220K0.0%N/A0.210% 8/13/2021Geode Capital Management LLC237,586$871K0.0%+35.9%0.835% 8/13/2021Vanguard Group Inc.1,047,529$3.84M0.0%+123.6%3.683% 8/12/2021XTX Topco Ltd32,997$121K0.0%N/A0.116% 8/5/2021GSA Capital Partners LLP31,120$114K0.0%N/A0.109% 5/21/2021Citadel Advisors LLC13,843$56K0.0%N/A0.049% 5/19/2021Squarepoint Ops LLC28,904$118K0.0%+134.2%0.102% 5/18/2021Cubist Systematic Strategies LLC26,624$109K0.0%N/A0.094% 5/18/2021Citadel Advisors LLC13,843$56K0.0%N/A0.049% 5/12/2021Northern Trust Corp50,731$207K0.0%-43.1%0.178% 5/12/2021Geode Capital Management LLC174,822$713K0.0%-40.6%0.615% (Data available from 1/1/2016 forward) MBRX Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of MBRX shares? During the previous two years, the following institutional investors and hedge funds held shares of Moleculin Biotech shares: Armistice Capital LLC ($1.22M), Atticus Wealth Management LLC ($43K).Learn more on Moleculin Biotech's institutional investors. What percentage of Moleculin Biotech's stock is owned by institutional investors? 15.52% of Moleculin Biotech's stock is owned by institutional investors. Learn more on MBRX's institutional investor holdings. Which institutional investors have been buying Moleculin Biotech's stock? The following institutional investors have purchased Moleculin Biotech's stock in the last 24 months: Armistice Capital LLC ($4.15M), and Atticus Wealth Management LLC ($50.00K). How much institutional buying is happening at Moleculin Biotech? Institutional investors have bought a total of 939,919 shares in the last 24 months. This purchase volume represents approximately $930.86K in transactions. Related Companies INKT Institutional Ownership MRNS Institutional Ownership ALLK Institutional Ownership OVID Institutional Ownership NRSN Institutional Ownership DYAI Institutional Ownership ENLV Institutional Ownership SNYR Institutional Ownership TPST Institutional Ownership SCYX Institutional Ownership This page (NASDAQ:MBRX) was last updated on 7/18/2025 by MarketBeat.com Staff From Our PartnersUtah’s New Oil FindThe Real Reason 218,000 Acres Just Vanished The government just quietly leased 218,000 acres in the middle ...Stansberry Research | SponsoredCritical AI announcement set to ignite AI 2.0 I just put together an urgent new presentation that you need to see right away. In short: I believe we are...Timothy Sykes | Sponsored[ATTENTION] This Crypto Rocket Is About Launch…Every crypto bull market ends with a final surge — the window where fortunes are made fast. 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