Adaptive Biotechnologies (ADPT) Institutional Ownership $13.88 0.00 (0.00%) Closing price 05/22/2026 04:00 PM EasternExtended Trading$13.60 -0.28 (-2.02%) As of 05/22/2026 06:12 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 Massive. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Adaptive Biotechnologies (NASDAQ:ADPT)CurrentInstitutional OwnershipPercentage99.17%Number ofInstitutional Buyers(last 12 months)184TotalInstitutional Inflows(last 12 months)$654.48MNumber ofInstitutional Sellers(last 12 months)98TotalInstitutional Outflows(last 12 months)$621.33M Get ADPT Insider Trade Alerts Want to know when executives and insiders are buying or selling Adaptive Biotechnologies stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. 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Skip Chart & View Institutional Buying and Selling Data ADPT Institutional Buying and Selling by Quarter Adaptive Biotechnologies Major Shareholders & Ownership History ExportReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/19/2026 Bank of America Corp DE1,227,917$17.04M0.0%+52.3%0.767% 5/19/2026 JTC Employer Solutions Trustee Ltd5,633$78K0.0%-52.0%0.004% 5/18/2026 Amundi10,687$148K0.0%N/A0.007% 5/18/2026 California State Teachers Retirement System143,658$1.99M0.0%+28.4%0.090% 5/18/2026 Royal Bank of Canada46,470$645K0.0%-40.9%0.029% 5/16/2026 The Manufacturers Life Insurance Company 71,672$995K0.0%-2.0%0.045% 5/16/2026 SummitTX Capital L.P.317,624$4.41M0.1%N/A0.198% 5/16/2026 Lazard Asset Management LLC25,098$348K0.0%+16.0%0.016% 5/15/2026 Aristotle Atlantic Partners LLC1,714,346$23.80M1.1%-7.0%1.071% 5/14/2026 Renaissance Technologies LLC239,800$3.33M0.0%N/A0.150% Get the Latest News and Ratings for ADPT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Adaptive Biotechnologies and its competitors with MarketBeat's FREE daily newsletter. 5/14/2026 Arrowstreet Capital Limited Partnership1,995,202$27.69M0.0%-17.6%1.247% 5/14/2026 Caxton Associates LLP36,035$500K0.0%-55.2%0.023% 5/14/2026 Gibbs Wealth Management27,592$383K0.1%N/A0.017% 5/14/2026 Sei Investments Co.560,554$7.78M0.0%+77.1%0.350% 5/14/2026 State of Wyoming22,569$313K0.0%-32.5%0.014% 5/13/2026 Cetera Investment Advisers42,407$589K0.0%+40.5%0.026% 5/13/2026 First Trust Advisors LP554,584$7.70M0.0%+2.9%0.347% 5/8/2026 PNC Financial Services Group Inc.14,737$205K0.0%+6.8%0.009% 5/8/2026 Amova Asset Management Americas Inc.1,595,370$22.14M0.3%-18.1%0.997% 5/7/2026 Dimensional Fund Advisors LP188,338$2.61M0.0%-86.4%0.118% 5/7/2026 Parallel Advisors LLC10,078$140K0.0%+1,341.8%0.006% 5/7/2026 KBC Group NV3,267$45K0.0%N/A0.002% 5/6/2026 Jennison Associates LLC753,073$10.45M0.0%-71.8%0.471% 5/6/2026 Assetmark Inc.4,421$61K0.0%+46.4%0.003% 5/5/2026 D.A. Davidson & CO.25,750$357K0.0%-70.1%0.016% 5/5/2026 Bank of New York Mellon Corp401,901$5.58M0.0%-2.7%0.252% 5/5/2026 Hillsdale Investment Management Inc.625,217$8.68M0.2%+1.3%0.391% 5/4/2026 Calamos Advisors LLC58,808$816K0.0%-68.0%0.037% 5/4/2026 Principal Financial Group Inc.1,704,887$23.66M0.0%+9.8%1.067% 5/1/2026 Citizens Financial Group Inc. RI16,541$230K0.0%+12.2%0.010% 4/30/2026 Granite Investment Partners LLC500,061$6.94M0.4%N/A0.325% 4/30/2026 Sumitomo Mitsui Trust Group Inc.1,595,370$22.14M0.0%-18.1%1.036% 4/30/2026 Personal CFO Solutions LLC11,344$157K0.0%N/A0.007% 4/27/2026 Counterpoint Mutual Funds LLC307,268$4.27M0.6%N/A0.200% 4/25/2026 Keybank National Association OH10,253$142K0.0%-42.9%0.007% 4/24/2026 Capricorn Fund Managers Ltd1,291,773$17.93M2.8%N/A0.839% 4/24/2026 Peregrine Capital Management LLC486,641$6.76M0.3%+7.5%0.316% 4/22/2026 1492 Capital Management LLC281,096$3.90M1.5%+207.6%0.183% 4/21/2026 Contravisory Investment Management Inc.14,575$202K0.0%N/A0.009% 4/16/2026 SG Americas Securities LLC137,758$1.91M0.0%+37.8%0.089% I was right about SpaceX (Ad)Jeff Brown predicted Bitcoin before it climbed as high as 52,400%, Tesla before 2,150%, and Nvidia before 32,000%. Now he says SpaceX is shaping up to be the biggest IPO of the decade - and three key milestones just confirmed it. In the past 21 days: SpaceX crossed 10,000 active satellites, Elon filed confidential IPO paperwork with the SEC, and another rocket launched 25 more satellites. Two-thirds of every satellite in orbit now belongs to one company. The public filing could drop any day.See how to claim your stake in SpaceX before the public can4/16/2026 Diversified Trust Co45,776$635K0.0%+8.5%0.030% 3/17/2026 Rockefeller Capital Management L.P.7,577$123K0.0%+50.7%0.005% 3/9/2026 Corient Private Wealth LLC71,908$1.17M0.0%+3.4%0.047% 3/3/2026 Caitong International Asset Management Co. Ltd1,699$28K0.0%N/A0.001% 2/19/2026 T. Rowe Price Investment Management Inc.3,128$51K0.0%N/A0.002% 2/19/2026 Invesco Ltd.3,107,653$50.47M0.0%+248.8%2.036% 2/19/2026 Corient Private Wealth LLC71,908$1.17M0.0%+3.4%0.047% 2/18/2026 Strive Financial Group LLC3,180$52K0.0%N/A0.002% 2/18/2026 XTX Topco Ltd19,893$323K0.0%-56.7%0.013% 2/18/2026 Wellington Management Group LLP2,165,327$35.17M0.0%+332.1%1.418% 2/18/2026 Tudor Investment Corp ET AL554,037$9.00M0.0%-19.3%0.363% 2/18/2026 Odyssean LLC19,560$318K0.2%N/A0.013% 2/18/2026 Millennium Management LLC18,357$298K0.0%-95.4%0.012% 2/18/2026 Man Group plc211,290$3.43M0.0%+131.8%0.138% 2/18/2026 Gotham Asset Management LLC140,756$2.29M0.0%+10.8%0.092% 2/18/2026 Engineers Gate Manager LP21,596$351K0.0%-79.4%0.014% 2/18/2026 Catalio Capital Management LP821,195$13.34M2.5%-7.2%0.538% 2/18/2026 Aristotle Atlantic Partners LLC1,842,444$29.92M1.4%-41.1%1.207% 2/18/2026 Balyasny Asset Management L.P.426,462$6.93M0.0%N/A0.279% 2/17/2026 Schonfeld Strategic Advisors LLC110,452$1.79M0.0%+427.4%0.072% 2/17/2026 AQR Capital Management LLC468,440$7.61M0.0%-23.1%0.307% 2/17/2026 Braidwell LP311,991$5.07M0.2%-57.6%0.204% 2/17/2026 Cetera Investment Advisers30,186$490K0.0%+158.1%0.020% 2/17/2026 Lazard Asset Management LLC21,627$351K0.0%-61.4%0.014% 2/17/2026 Trexquant Investment LP263,962$4.29M0.0%-60.4%0.173% 2/17/2026 Jump Financial LLC204,500$3.32M0.0%+376.7%0.134% 2/17/2026 Farallon Capital Management LLC11,000$179K0.0%N/A0.007% 2/17/2026 Vinva Investment Management Ltd8,329$135K0.0%N/A0.005% 2/17/2026 Price T Rowe Associates Inc. MD4,387,361$71.25M0.0%+303.4%2.874% 2/17/2026 T. Rowe Price Investment Management Inc.3,128$51K0.0%N/A0.002% 2/17/2026 Osaic Holdings Inc.124,318$2.02M0.0%+8.7%0.081% 2/17/2026 California State Teachers Retirement System111,876$1.82M0.0%+13.8%0.073% 2/17/2026 Russell Investments Group Ltd.452,207$7.34M0.0%+17.5%0.296% 2/17/2026 Kemnay Advisory Services Inc.7,870$128K0.0%N/A0.005% 2/17/2026 Fred Alger Management LLC2,245,418$36.47M0.1%-10.7%1.471% 2/17/2026 Royal Bank of Canada78,675$1.28M0.0%-22.3%0.052% 2/17/2026 Blair William & Co. IL86,466$1.40M0.0%-11.4%0.057% 2/17/2026 Graham Capital Management L.P.46,525$756K0.0%N/A0.030% 2/17/2026 Persistent Asset Partners Ltd6,689$109K0.0%N/A0.004% 2/16/2026 Squarepoint Ops LLC69,735$1.13M0.0%-63.5%0.046% 2/16/2026 Panagora Asset Management Inc.164,737$2.68M0.0%+1.2%0.108% 2/16/2026 Next Century Growth Investors LLC943,597$15.32M1.1%+77.6%0.618% 2/16/2026 Kennedy Capital Management LLC900,231$14.62M0.3%-29.3%0.590% 2/16/2026 Barclays PLC279,122$4.53M0.0%-2.8%0.183% 2/13/2026 Marshall Wace LLP112,295$1.82M0.0%N/A0.074% 2/13/2026 The Manufacturers Life Insurance Company 73,120$1.19M0.0%-5.5%0.048% 2/13/2026 CANADA LIFE ASSURANCE Co9,655$157K0.0%-68.3%0.006% 2/13/2026 Walleye Capital LLC95,324$1.55M0.0%+5.7%0.062% 2/13/2026 Bridgewater Associates LP265,491$4.31M0.0%+75.5%0.174% 2/13/2026 Bridgefront Capital LLC13,150$214K0.1%-26.7%0.009% Your book is inside (Ad)The "Sucker's Bet" Most New Options Traders Fall For Most people who try options lose money the same way. They don't know the rules. They don't know what to avoid. And they hand their account to Wall Street on a silver platter. Normally $29.97. Free today.Download your copy now.2/13/2026 Essex Investment Management Co. LLC624,217$10.14M1.5%-2.2%0.409% 2/13/2026 First Trust Advisors LP539,076$8.76M0.0%-0.7%0.353% 2/13/2026 Headlands Technologies LLC55,191$896K0.1%N/A0.036% 2/13/2026 Charles Schwab Investment Management Inc.1,173,535$19.06M0.0%+1.8%0.769% 2/13/2026 State Street Corp3,181,644$51.67M0.0%+3.3%2.084% 2/13/2026 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC202,725$3.29M0.0%+40.2%0.133% 2/13/2026 Wells Fargo & Company MN190,384$3.09M0.0%+65.9%0.125% 2/13/2026 Lord Abbett & CO. LLC3,080,759$50.03M0.2%+151.2%2.018% 2/13/2026 Rhenman & Partners Asset Management AB605,000$9.83M0.9%+22.2%0.396% 2/13/2026 Castleark Management LLC390,874$6.35M0.2%+31.1%0.256% ADPT Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of ADPT shares? During the previous two years, 277 institutional investors and hedge funds held shares of Adaptive Biotechnologies. The most heavily invested institutionals were Vanguard Group Inc. ($183.22M), Ameriprise Financial Inc. ($89.34M), Rubric Capital Management LP ($72.89M), Price T Rowe Associates Inc. MD ($71.25M), Westfield Capital Management Co. LP ($65.94M), Geode Capital Management LLC ($57.04M), and State Street Corp ($51.67M).Learn more on Adaptive Biotechnologies' institutional investors. What percentage of Adaptive Biotechnologies' stock is owned by institutional investors? 99.17% of Adaptive Biotechnologies' stock is owned by institutional investors. Learn more on ADPT's institutional investor holdings. Which institutional investors have been buying Adaptive Biotechnologies' stock? Of the 251 institutional investors that purchased Adaptive Biotechnologies' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Ameriprise Financial Inc. ($9.29M), Millennium Management LLC ($8.43M), Braidwell LP ($4.80M), Westfield Capital Management Co. LP ($4.06M), Rubric Capital Management LP ($3.90M), Price T Rowe Associates Inc. MD ($3.30M), and Invesco Ltd. ($2.96M). How much institutional buying is happening at Adaptive Biotechnologies? Institutional investors have bought a total of 43,918,575 shares in the last 24 months. This purchase volume represents approximately $654.48M in transactions. Which of Adaptive Biotechnologies' major shareholders have been selling company stock? Of the 98 institutional investors that sold Adaptive Biotechnologies' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Rubric Capital Management LP ($6.86M), ARK Investment Management LLC ($5.59M), Braidwell LP ($4.49M), Sumitomo Mitsui Trust Group Inc. ($4.49M), Ameriprise Financial Inc. ($3.40M), Amova Asset Management Americas Inc. ($2.70M), and Jennison Associates LLC ($1.92M). How much institutional selling is happening at Adaptive Biotechnologies? Institutional investors have sold a total of 45,541,381 shares in the last 24 months. This volume of shares sold represents approximately $621.33M in transactions. 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