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)$828.15K 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% Trump’s national nightmare is here (Ad)Porter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger the biggest forced rotation of capital since World War II. They reveal why Trump is mobilizing America’s tech giants… and name the two stocks most likely to soar as trillions shift behind the scenes.Watch the National Emergency broadcast here8/13/2021AXA 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% 8/3/2021Peregrine 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), BML Capital Management LLC ($295.08K), and Acadian Asset Management LLC ($30.10K). How much institutional selling is happening at Achilles Therapeutics? Institutional investors have sold a total of 739,110 shares in the last 24 months. This volume of shares sold represents approximately $828.15K 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 8/2/2025 by MarketBeat.com Staff From Our PartnersIs Elon's empire crumbling?The Tesla Shock Nobody Sees Coming While headlines scream "Tesla is doomed"... Jeff Brown has uncovered ...Brownstone Research | SponsoredBuffett to put 90% of his money in this one stock?CPA and CFA says you have WAY too many stocks - just buy these 3 After years working at the biggest accoun...Altimetry | SponsoredHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. Now, the man who called Nvi...The Oxford Club | SponsoredDigital Dollar Alert: Protect Your Wealth Before It’s Too Late134 countries are developing Central Bank Digital Currencies — and the U.S. is quietly testing one. Experts...American Alternative | SponsoredChina just unlocked Nvidia’s AI chips—what that means for youTired of Missing Big AI Moves Like Nvidia? You’re not the problem—your trading system is. Tim’s XGPT system...Timothy Sykes | SponsoredREVEALED FREE: Our top 3 stocks to own in 2025 and beyondEvery time Weiss Ratings flashed green like this, the average gain on each and every stock has been 303% (incl...Weiss Ratings | SponsoredWhy AMZN, GOOG, MSFT might destroy NVDAInvesting Legend Hints the End May be Near for These 3 Iconic Stocks Futurist Eric Fry say Amazon, Tesla an...InvestorPlace | SponsoredYour blueprint for crypto wealthMark August 12th on your calendar. 27 of crypto's most successful minds are about to reveal everything…Crypto 101 Media | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Achilles Therapeutics plc Please log in to your account or sign up in order to add this asset to your watchlist. Share Achilles Therapeutics With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.