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 AnalysisHeadlinesOwnershipShort 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)$3.71MNumber ofInstitutional Sellers(last 12 months)2TotalInstitutional Outflows(last 12 months)$540.35K 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 CompanyDetails5/8/2025 XTX Topco Ltd38,923$58K0.0%+45.1%0.095% 5/7/2025 BML Capital Management LLC3,804,921$5.63M4.3%-7.2%9.258% 2/17/2025 Two Sigma Advisers LP34,200$39K0.0%+52.7%0.083% 2/17/2025 Two Sigma Investments LP61,637$70K0.0%+190.1%0.150% 2/17/2025 BNP Paribas Financial Markets50,189$57K0.0%N/A0.122% 2/13/2025 XTX Topco Ltd26,824$31K0.0%N/A0.065% 2/13/2025 Renaissance Technologies LLC547,233$624K0.0%-14.2%1.331% 11/5/2024 BML Capital Management LLC4,100,002$4.18M2.5%+555.8%9.978% 8/12/2024 XTX Topco Ltd51,660$42K0.0%+239.4%0.126% 8/9/2024 Renaissance 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. 8/6/2024 Acadian Asset Management LLC250,825$203K0.0%-10.7%0.610% 5/20/2024 Virtu Financial LLC20,947$26K0.0%-47.1%0.051% 5/17/2024 Artal Group S.A.755,375$944K0.0%-66.5%1.894% 5/17/2024 Ikarian Capital LLC1,443,181$1.80M0.2%N/A3.619% 5/15/2024 Baker BROS. Advisors LP1,208,775$1.51M0.0%-42.5%3.031% 5/14/2024 StemPoint Capital LP1,385,750$1.73M0.5%N/A3.475% 5/10/2024 Acadian Asset Management LLC280,929$350K0.0%N/A0.704% 3/7/2024 Fcpm Iii Services B.V.2,390,050$2.13M0.6%N/A5.861% 2/14/2024 Vestal Point Capital LP108,083$96K0.0%N/A0.265% 5/12/2023 Forefront Analytics LLC75,625$72K0.0%+147.7%0.185% 2/14/2023 RA Capital Management L.P.1,607,834$1.45M0.0%-67.9%4.107% 11/14/2022 Point72 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% 8/15/2022 Point72 Asset Management L.P.1,776,744$4.48M0.0%+18.4%4.538% 8/15/2022 Kettle Hill Capital Management LLC242,978$612K0.2%N/A0.621% 2/15/2022 Sender Co & Partners Inc.27,690$139K0.1%N/A0.068% 2/14/2022 Point72 Asset Management L.P.1,000,000$5.01M0.0%+100.0%2.463% 2/11/2022 Syncona Portfolio Ltd11,086,909$55.55M53.1%N/A27.306% 11/15/2021 Point72 Asset Management L.P.500,000$3.90M0.0%N/A1.231% 11/15/2021 Sphera Funds Management LTD.242,500$1.89M0.2%-17.0%0.597% 11/15/2021 AXA S.A.279,454$2.18M0.0%+3.8%0.688% 11/15/2021 Farallon Capital Management LLC450,000$3.51M0.0%-54.8%1.108% 11/12/2021 Affinity Asset Advisors LLC100,000$779K0.2%+25.0%0.246% 8/17/2021 Woodline Partners LP77,386$758K0.0%-67.6%0.191% 8/17/2021 Sphera Funds Management LTD.292,194$2.86M0.2%-2.6%0.719% 8/17/2021 Millennium Management LLC196,144$1.92M0.0%-3.3%0.483% 8/16/2021 RA 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% 8/16/2021 Macquarie Group Ltd.40,402$396K0.0%-26.9%0.099% 8/13/2021 Affinity Asset Advisors LLC80,000$783K0.3%+220.0%0.197% REVEALED FREE: Our top 3 stocks to own in 2025 and beyond (Ad)Every time Weiss Ratings flashed green like this, the average gain on each and every stock has been 303% (including the losers!). Click here for the names of our three top stocks to own this year (no purchase necessary).8/13/2021 AXA S.A.269,135$2.64M0.0%N/A0.663% 8/12/2021 JPMorgan Chase & Co.49,405$484K0.0%-92.1%0.122% 8/12/2021 Monashee Investment Management LLC64,697$633K0.1%-48.2%0.159% 8/6/2021 Sei Investments Co.16,220$159K0.0%N/A0.040% 8/3/2021 Peregrine Capital Management LLC225,669$2.21M0.0%-30.0%0.556% (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 3,616,128 shares in the last 24 months. This purchase volume represents approximately $3.71M 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: BML Capital Management LLC ($295.08K), and Renaissance Technologies LLC ($90.90K). How much institutional selling is happening at Achilles Therapeutics? Institutional investors have sold a total of 385,981 shares in the last 24 months. This volume of shares sold represents approximately $540.35K in transactions. Related Companies EDIT Major Shareholders SCPH Major Shareholders ANNX Major Shareholders GALT Major Shareholders ALLO Major Shareholders SOPH Major Shareholders TVRD Major Shareholders TKNO Major Shareholders ALEC Major Shareholders GNFT Major Shareholders This page (NASDAQ:ACHL) was last updated on 8/23/2025 by MarketBeat.com Staff From Our PartnersBONUS GUIDE - Ben Stein Prepares For the Next Financial CrisisWith inflation high, debt soaring, and global tensions rising, a financial storm may be brewing. Economist ...Goldco Precious Metals | SponsoredAlex’s “Next Magnificent Seven” stocksThe original “Magnificent Seven” turned $7K into $1.18 million. 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