Adaptimmune Therapeutics (ADAP) Institutional Ownership $0.06 0.00 (-2.74%) Closing price 08/22/2025 04:00 PM EasternExtended Trading$0.06 +0.00 (+2.11%) As of 08/22/2025 07:59 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 TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Adaptimmune Therapeutics (NASDAQ:ADAP)CurrentInstitutional OwnershipPercentage31.37%Number ofInstitutional Buyers(last 12 months)17TotalInstitutional Inflows(last 12 months)$25.21MNumber ofInstitutional Sellers(last 12 months)9TotalInstitutional Outflows(last 12 months)$5.79M Get ADAP Insider Trade Alerts Want to know when executives and insiders are buying or selling Adaptimmune 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 ADAP Institutional Buying and Selling by Quarter Adaptimmune Therapeutics Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/14/2025 MPM Bioimpact LLC4,411,821$1.06M0.2%-9.9%1.665% 8/14/2025 MPM Asset Management LLC4,809,677$1.15M2.7%-9.9%1.815% 8/13/2025 Two Seas Capital LP22,580,701$5.41M0.1%+10.0%8.519% 8/11/2025 Empirical Finance LLC800,000$192K0.0%N/A0.302% 7/14/2025 Clear Harbor Asset Management LLC145,400$35K0.0%-39.6%0.055% 5/21/2025 Acadian Asset Management LLC2,218,215$424K0.0%+334.8%0.862% 5/16/2025 Two Seas Capital LP20,529,685$4.04M0.1%+38.4%7.981% 5/15/2025 MPM Bioimpact LLC4,894,344$964K0.2%-4.0%1.903% 5/15/2025 MPM Asset Management LLC5,335,715$1.05M1.5%-4.0%2.074% 5/15/2025 Long Focus Capital Management LLC23,756,687$4.68M0.2%+15.9%9.236% Get the Latest News and Ratings for ADAP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Adaptimmune Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 4/10/2025 Key Client Fiduciary Advisors LLC150,150$30K0.0%-41.2%0.058% 2/18/2025 Two Seas Capital LP14,835,146$7.99M0.6%N/A5.798% 2/17/2025 Two Sigma Investments LP76,347$41K0.0%+33.5%0.030% 2/17/2025 Two Sigma Advisers LP70,735$38K0.0%+492.0%0.028% 2/17/2025 Bank of America Corp DE2,862,330$1.54M0.0%-38.5%1.119% 2/14/2025 Jane Street Group LLC326,937$176K0.0%+87.7%0.128% 2/14/2025 Two Seas Capital LP14,835,146$7.99M0.7%N/A5.798% 2/14/2025 Long Focus Capital Management LLC20,494,393$11.04M0.4%+54.1%8.009% 2/14/2025 Rock Springs Capital Management LP2,483,468$1.34M0.1%+2.4%0.971% 2/13/2025 Renaissance Technologies LLC2,526,524$1.36M0.0%+52.5%0.987% 2/13/2025 Invesco Ltd.63,335$34K0.0%+82.0%0.025% 2/12/2025 JPMorgan Chase & Co.916,941$494K0.0%-12.3%0.358% 2/11/2025 LPL Financial LLC183,479$99K0.0%+106.5%0.072% 2/11/2025 Virtu Financial LLC122,696$66K0.0%+21.5%0.048% 1/31/2025 Baillie Gifford & Co.11,819,095$6.37M0.0%-29.5%4.619% 11/20/2024 Virtu Financial LLC101,008$96K0.0%+27.5%0.039% 11/15/2024 Jane Street Group LLC174,157$166K0.0%+130.4%0.068% 11/15/2024 Matrix Capital Management Company LP37,681,515$35.81M1.7%-3.3%14.734% 11/14/2024 PFM Health Sciences LP10,000,787$9.51M0.5%-4.9%3.911% 11/13/2024 FMR LLC1,740,900$1.66M0.0%+3.0%0.681% 11/5/2024 Baillie Gifford & Co.16,775,860$15.94M0.0%+10.7%6.560% 11/5/2024 GSA Capital Partners LLP99,662$95K0.0%N/A0.039% 10/29/2024 Fullcircle Wealth LLC35,000$33K0.0%N/A0.014% 10/16/2024 Vontobel Holding Ltd.43,000$41K0.0%+230.8%0.017% 8/15/2024 Long Focus Capital Management LLC12,346,417$12.04M0.5%+15.6%5.002% 8/14/2024 Marshall Wace LLP144,880$141K0.0%-43.0%0.059% 8/9/2024 Renaissance Technologies LLC1,786,341$1.74M0.0%+28.3%0.724% 7/25/2024 Baillie Gifford & Co.15,149,203$14.77M0.0%-4.6%6.138% 5/15/2024 Baker BROS. Advisors LP10,787,022$17.04M0.2%-1.7%4.370% 5/14/2024Boulder Hill Capital Management LP90,800$143K0.1%N/A0.037% One stock to replace Nvidia (Ad)Investing Legend Hints the End May be Near for These 3 Iconic Stocks One company to replace Amazon… another to rival Tesla… and a third to upset Nvidia. These little-known stocks are poised to overtake the three reigning tech darlings in a move that could completely reorder the top dogs of the stock market. Eric Fry gives away names, tickers and full analysis in this first-ever free broadcast.Click to get the full details on Eric Fry's "Nvidia alternative" right here.5/3/2024 GSA Capital Partners LLP370,179$585K0.0%-27.2%0.150% 5/1/2024 Baillie Gifford & Co.15,871,875$25.08M0.0%-0.3%6.431% 4/19/2024 JTC Employer Solutions Trustee Ltd26,156$41K0.0%N/A0.003% 4/15/2024 Key Client Fiduciary Advisors LLC268,655$424K0.2%-20.2%0.027% 4/15/2024 Columbia Advisory Partners LLC15,585$25K0.0%N/A0.002% 3/5/2024 Twin Focus Capital Partners LLC55,526$44K0.0%N/A0.006% 1/26/2024 Baillie Gifford & Co.15,912,140$12.62M0.0%-7.2%1.600% 1/9/2024 Key Client Fiduciary Advisors LLC336,620$267K0.2%+6.4%0.034% 1/8/2024 Harbor Capital Advisors Inc.147,732$117K0.0%+9.9%0.015% 11/13/2023 Baillie Gifford & Co.17,147,409$13.38M0.0%-0.2%1.725% 10/27/2023 Marquette Asset Management LLC99,349$77K0.0%N/A0.010% 10/27/2023 Acuitas Investments LLC479,764$374K0.2%N/A0.048% 10/20/2023 Harbor Capital Advisors Inc.134,415$105K0.0%+19.5%0.014% 9/21/2023 Barclays PLC50,061$46K0.0%N/A0.005% 9/7/2023 MPM Asset Management LLC6,287,101$5.82M2.9%N/A0.632% 8/15/2023 Black Maple Capital Management LP69,839$65K0.0%N/A0.007% 8/14/2023 X Square Capital LLC26,771$25K0.0%N/A0.003% 8/14/2023 CSS LLC IL90,702$84K0.0%N/A0.009% 8/11/2023 Artal Group S.A.1,133,775$1.05M0.0%N/A0.114% 8/7/2023 Acadian Asset Management LLC358,010$329K0.0%+15.1%0.036% 8/3/2023 Oppenheimer & Co. Inc.68,171$63K0.0%N/A0.007% 7/28/2023 Baillie Gifford & Co.17,176,135$15.89M0.0%+0.4%1.728% 7/11/2023 Harbor Capital Advisors Inc.112,516$104K0.0%N/A0.073% 5/17/2023 Long Focus Capital Management LLC5,435,439$5.93M0.3%+2.9%3.514% 5/12/2023 Long Focus Capital Management LLC2,772,791$3.02M0.3%-47.5%1.793% 5/10/2023 Simplify Asset Management Inc.150,000$164K0.0%N/A0.097% 5/3/2023 Baillie Gifford & Co.17,112,002$18.65M0.0%-0.3%11.064% 5/1/2023 Virtu Financial LLC88,234$96K0.0%+193.1%0.057% 4/25/2023 Key Client Fiduciary Advisors LLC321,155$350K0.2%+8.2%0.208% 2/15/2023Endurant Capital Management LP1,733,236$2.53M1.0%-3.1%1.058% 2/14/2023 Susquehanna International Group LLP28,126$41K0.0%N/A0.017% 2/9/2023 HBK Sorce Advisory LLC70,000$65K0.0%+100.0%0.043% 1/17/2023 Key Client Fiduciary Advisors LLC296,740$433K0.3%-31.9%0.181% 1/11/2023 Vigilare Wealth Management28,800$42K0.0%-21.7%0.018% 11/15/2022 PFM Health Sciences LP9,320,584$10.02M0.4%+2.3%5.689% 11/15/2022 Long Focus Capital Management LLC4,789,490$5.15M0.5%+2.4%2.923% 11/15/2022Endurant Capital Management LP1,788,517$1.92M0.6%-1.9%1.092% 11/14/2022 HBK Sorce Advisory LLC35,000$32K0.0%N/A0.021% 11/10/2022 ExodusPoint Capital Management LP370,288$398K0.0%+23.4%0.227% 11/7/2022 Virtu Financial LLC40,503$44K0.0%+133.7%0.025% 11/3/2022 Barclays PLC340,068$366K0.0%+34.6%0.208% 10/27/2022 Baillie Gifford & Co.14,664,936$15.76M0.0%-4.3%8.977% 10/12/2022 Key Client Fiduciary Advisors LLC435,985$469K0.4%+4.8%0.267% 8/12/2022 Rafferty Asset Management LLC217,123$369K0.0%-59.5%0.134% 8/11/2022 Alps Advisors Inc.96,110$163K0.0%N/A0.059% 8/10/2022 Hunter Associates Investment Management LLC28,500$49K0.0%+42.5%0.018% 8/8/2022 Baillie Gifford & Co.15,321,346$26.05M0.0%-0.4%9.457% 7/11/2022 Vigilare Wealth Management41,800$71K0.1%N/A0.026% 5/17/2022Endurant Capital Management LP2,160,890$4.45M1.2%+140.7%1.335% 5/16/2022 Eversept Partners LP237,086$488K0.0%-32.0%0.151% Musk’s Project Colossus could mint millionaires (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the September 1st funding windo5/11/2022 GSA Capital Partners LLP69,612$143K0.0%-17.3%0.044% 5/5/2022 Baillie Gifford & Co.15,380,538$31.68M0.0%+11.8%9.805% 5/5/2022Levy Wealth Management Group LLC17,590$36K0.0%N/A0.011% 4/29/2022 Daiwa Securities Group Inc.35,516$73K0.0%+44.9%0.023% 4/26/2022 Hunter Associates Investment Management LLC20,000$41K0.0%+81.8%0.013% 4/21/2022 Inspire Investing LLC31,928$66K0.0%+107.4%0.020% 4/21/2022 Inspire Advisors LLC45,105$93K0.0%+193.0%0.029% 4/18/2022 Key Client Fiduciary Advisors LLC420,447$866K0.7%+58.0%0.268% 2/14/2022 Long Focus Capital Management LLC2,162,313$8.11M1.1%N/A1.384% 2/14/2022 Point72 Asset Management L.P.565,208$2.12M0.0%+640.8%0.362% (Data available from 1/1/2016 forward) ADAP Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of ADAP shares? During the previous two years, 35 institutional investors and hedge funds held shares of Adaptimmune Therapeutics. The most heavily invested institutionals were Matrix Capital Management Company LP ($35.81M), Baker BROS. Advisors LP ($17.04M), PFM Health Sciences LP ($9.51M), Baillie Gifford & Co. ($6.37M), Two Seas Capital LP ($5.41M), Long Focus Capital Management LLC ($4.68M), and FMR LLC ($1.66M).Learn more on Adaptimmune Therapeutics' institutional investors. What percentage of Adaptimmune Therapeutics' stock is owned by institutional investors? 31.37% of Adaptimmune Therapeutics' stock is owned by institutional investors. Learn more on ADAP's institutional investor holdings. Which institutional investors have been buying Adaptimmune Therapeutics' stock? Of the 27 institutional investors that purchased Adaptimmune Therapeutics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Two Seas Capital LP ($37.42M), Long Focus Capital Management LLC ($12.12M), MPM Asset Management LLC ($6.29M), Acadian Asset Management LLC ($1.71M), Baillie Gifford & Co. ($1.63M), Renaissance Technologies LLC ($1.26M), and Empirical Finance LLC ($800K). How much institutional buying is happening at Adaptimmune Therapeutics? Institutional investors have bought a total of 53,646,230 shares in the last 24 months. This purchase volume represents approximately $25.21M in transactions. Which of Adaptimmune Therapeutics' major shareholders have been selling company stock? Of the 9 institutional investors that sold Adaptimmune Therapeutics' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Baillie Gifford & Co. ($4.96M), Bank of America Corp DE ($1.79M), Matrix Capital Management Company LP ($1.29M), MPM Asset Management LLC ($745.78K), MPM Bioimpact LLC ($684.09K), PFM Health Sciences LP ($519.44K), and JPMorgan Chase & Co. ($128.59K). How much institutional selling is happening at Adaptimmune Therapeutics? Institutional investors have sold a total of 10,318,875 shares in the last 24 months. This volume of shares sold represents approximately $5.79M in transactions. Related Companies GANX Major Shareholders CVM Major Shareholders HOWL Major Shareholders IZTC Major Shareholders ADVM Major Shareholders INKT Major Shareholders UNCY Major Shareholders DRRX Major Shareholders KALA Major Shareholders IFRX Major Shareholders This page (NASDAQ:ADAP) 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. 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