This company has been marked as potentially delisted and may not be actively trading. Achilles Therapeutics (ACHL) Institutional Ownership Add Compare Share Share Ownership Stock AnalysisEarningsHeadlinesOwnershipShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Achilles Therapeutics (NASDAQ:ACHL)CurrentInstitutional OwnershipPercentage56.38%Number ofInstitutional Buyers(last 12 months)5TotalInstitutional Inflows(last 12 months)$3.74MNumber ofInstitutional Sellers(last 12 months)3TotalInstitutional Outflows(last 12 months)$803.61K Get ACHL Insider Trade Alerts Want to know when executives and insiders are buying or selling Achilles Therapeutics 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 ACHL Institutional Buying and Selling by Quarter Achilles Therapeutics Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/8/2025XTX Topco Ltd38,923$58K0.0%+45.1%0.095% 5/7/2025BML Capital Management LLC3,804,921$5.63M4.3%-7.2%9.258% 2/17/2025Two Sigma Advisers LP34,200$39K0.0%+52.7%0.083% 2/17/2025Two Sigma Investments LP61,637$70K0.0%+190.1%0.150% 2/17/2025BNP Paribas Financial Markets50,189$57K0.0%N/A0.122% 2/13/2025XTX Topco Ltd26,824$31K0.0%N/A0.065% 2/13/2025Renaissance Technologies LLC547,233$624K0.0%-14.2%1.331% 11/5/2024BML Capital Management LLC4,100,002$4.18M2.5%+555.8%9.978% 8/12/2024XTX Topco Ltd51,660$42K0.0%+239.4%0.126% 8/9/2024Renaissance Technologies LLC682,734$556K0.0%-32.1%1.662% Get the Latest News and Ratings for ACHL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Achilles Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 8/6/2024Acadian Asset Management LLC250,825$203K0.0%-10.7%0.610% 5/20/2024Virtu Financial LLC20,947$26K0.0%-47.1%0.051% 5/17/2024Artal Group S.A.755,375$944K0.0%-66.5%1.894% 5/17/2024Ikarian Capital LLC1,443,181$1.80M0.2%N/A3.619% 5/15/2024Baker BROS. Advisors LP1,208,775$1.51M0.0%-42.5%3.031% 5/14/2024StemPoint Capital LP1,385,750$1.73M0.5%N/A3.475% 5/10/2024Acadian Asset Management LLC280,929$350K0.0%N/A0.704% 3/7/2024Fcpm Iii Services B.V.2,390,050$2.13M0.6%N/A5.861% 2/14/2024Vestal Point Capital LP108,083$96K0.0%N/A0.265% 5/12/2023 Forefront Analytics LLC75,625$72K0.0%+147.7%0.185% 2/14/2023RA Capital Management L.P.1,607,834$1.45M0.0%-67.9%4.107% 11/14/2022Point72 Asset Management L.P.2,107,595$4.76M0.0%+18.6%5.383% 11/14/2022 Forefront Analytics LLC32,200$72K0.0%N/A0.082% 8/15/2022Point72 Asset Management L.P.1,776,744$4.48M0.0%+18.4%4.538% 8/15/2022Kettle Hill Capital Management LLC242,978$612K0.2%N/A0.621% 2/15/2022Sender Co & Partners Inc.27,690$139K0.1%N/A0.068% 2/14/2022Point72 Asset Management L.P.1,000,000$5.01M0.0%+100.0%2.463% 2/11/2022Syncona Portfolio Ltd11,086,909$55.55M53.1%N/A27.306% 11/15/2021Point72 Asset Management L.P.500,000$3.90M0.0%N/A1.231% 11/15/2021Sphera Funds Management LTD.242,500$1.89M0.2%-17.0%0.597% 11/15/2021AXA S.A.279,454$2.18M0.0%+3.8%0.688% 11/15/2021Farallon Capital Management LLC450,000$3.51M0.0%-54.8%1.108% 11/12/2021Affinity Asset Advisors LLC100,000$779K0.2%+25.0%0.246% 8/17/2021Woodline Partners LP77,386$758K0.0%-67.6%0.191% 8/17/2021Sphera Funds Management LTD.292,194$2.86M0.2%-2.6%0.719% 8/17/2021Millennium Management LLC196,144$1.92M0.0%-3.3%0.483% 8/16/2021RA Capital Management L.P.5,014,687$49.09M0.8%+261.1%12.345% 8/16/2021Pinz Capital Management LP16,423$161K0.0%+164.8%0.040% 8/16/2021Macquarie Group Ltd.40,402$396K0.0%-26.9%0.099% 8/13/2021Affinity Asset Advisors LLC80,000$783K0.3%+220.0%0.197% $100 Trillion “AI Metal” Found in American Ghost Town (Ad)Jeff Brown recently traveled to a ghost town in the middle of an American desert… To investigate what could be the biggest technology story of this decade. In short, he believes what he's holding in his hand is the key to the $100 trillion AI boom… And only one company here in the U.S. can mine this obscure metal.Click here to get the details on this virtual monopoly.8/13/2021AXA S.A.269,135$2.64M0.0%N/A0.663% 8/12/2021JPMorgan Chase & Co.49,405$484K0.0%-92.1%0.122% 8/12/2021Monashee Investment Management LLC64,697$633K0.1%-48.2%0.159% 8/6/2021Sei Investments Co.16,220$159K0.0%N/A0.040% 8/3/2021 Peregrine Capital Management LLC225,669$2.21M0.0%-30.0%0.556% 5/19/2021Squarepoint Ops LLC28,000$463K0.0%N/A0.069% 5/18/2021Millennium Management LLC202,785$3.36M0.0%N/A0.499% (Data available from 1/1/2016 forward) ACHL Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of ACHL shares? During the previous two years, 14 institutional investors and hedge funds held shares of Achilles Therapeutics. The most heavily invested institutionals were BML Capital Management LLC ($5.63M), Fcpm Iii Services B.V. ($2.13M), Ikarian Capital LLC ($1.80M), StemPoint Capital LP ($1.73M), Baker BROS. Advisors LP ($1.51M), Artal Group S.A. ($944K), and Renaissance Technologies LLC ($624K).Learn more on Achilles Therapeutics' institutional investors. What percentage of Achilles Therapeutics' stock is owned by institutional investors? 56.38% of Achilles Therapeutics' stock is owned by institutional investors. Learn more on ACHL's institutional investor holdings. Which institutional investors have been buying Achilles Therapeutics' stock? Of the 10 institutional investors that purchased Achilles Therapeutics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BML Capital Management LLC ($3.47M), Fcpm Iii Services B.V. ($2.39M), Ikarian Capital LLC ($1.44M), StemPoint Capital LP ($1.39M), Acadian Asset Management LLC ($280.93K), Vestal Point Capital LP ($108.08K), and XTX Topco Ltd ($75.36K). How much institutional buying is happening at Achilles Therapeutics? Institutional investors have bought a total of 3,652,569 shares in the last 24 months. This purchase volume represents approximately $3.74M in transactions. Which of Achilles Therapeutics' major shareholders have been selling company stock? The following institutional investors have sold Achilles Therapeutics stock in the last 24 months: Renaissance Technologies LLC ($413.93K), and BML Capital Management LLC ($295.08K). How much institutional selling is happening at Achilles Therapeutics? Institutional investors have sold a total of 709,006 shares in the last 24 months. This volume of shares sold represents approximately $803.61K in transactions. Related Companies AVTE Major Shareholders FENC Major Shareholders TRDA Major Shareholders DRUG Major Shareholders ACIU Major Shareholders PRQR Major Shareholders TLSA Major Shareholders LRMR Major Shareholders SOPH Major Shareholders DSGN Major Shareholders This page (NASDAQ:ACHL) was last updated on 8/6/2025 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 | SponsoredGENIUS Act: Cancel Your Money?They said digital dollars were off the table. 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