Nektar Therapeutics (NKTR) Institutional Ownership $68.43 -2.19 (-3.10%) Closing price 05/18/2026 04:00 PM EasternExtended Trading$68.26 -0.17 (-0.25%) As of 05/18/2026 06:19 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 Nektar Therapeutics (NASDAQ:NKTR)CurrentInstitutional OwnershipPercentage75.88%Number ofInstitutional Buyers(last 12 months)118TotalInstitutional Inflows(last 12 months)$457.28MNumber ofInstitutional Sellers(last 12 months)52TotalInstitutional Outflows(last 12 months)$1.08B Get NKTR Insider Trade Alerts Want to know when executives and insiders are buying or selling Nektar Therapeutics 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 NKTR Institutional Buying and Selling by Quarter Nektar Therapeutics Major Shareholders & Ownership History ExportReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/18/2026ADAR1 Capital Management LLC161,252$11.60M0.7%+123.9%0.477% 5/18/2026California State Teachers Retirement System28,682$2.06M0.0%+97.5%0.085% 5/18/2026 Royal Bank of Canada16,181$1.16M0.0%+131.0%0.048% 5/16/2026 SummitTX Capital L.P.42,624$3.07M0.1%+35.9%0.126% 5/16/2026 Orbimed Advisors LLC275,000$19.79M0.4%N/A0.814% 5/15/2026 Entropy Technologies LP4,591$330K0.0%N/A0.014% 5/14/2026 Healthcare of Ontario Pension Plan Trust Fund15,813$1.14M0.0%N/A0.047% 5/14/2026 Renaissance Technologies LLC41,781$3.01M0.0%-75.8%0.124% 5/14/2026 Sei Investments Co.4,471$322K0.0%-56.6%0.013% 5/14/2026 Walleye Capital LLC12,878$927K0.0%N/A0.038% Get the Latest News and Ratings for NKTR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Nektar Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 5/14/2026 State of Wyoming927$67K0.0%N/A0.003% 5/14/2026 Monashee Investment Management LLC100,000$7.20M3.9%+6.2%0.296% 5/7/2026 KBC Group NV721$52K0.0%N/A0.002% 5/7/2026 Swiss National Bank47,900$3.45M0.0%+50.2%0.142% 5/6/2026 Allspring Global Investments Holdings LLC2,898$209K0.0%N/A0.009% 5/5/2026 Bank of New York Mellon Corp6,597$475K0.0%N/A0.020% 5/4/2026 Emerald Mutual Fund Advisers Trust256,106$18.43M0.9%+1.2%0.759% 5/4/2026 Emerald Advisers LLC394,604$28.39M0.9%+2.7%1.170% 4/27/2026 Y Intercept Hong Kong Ltd26,545$1.91M0.0%+144.4%0.079% 4/27/2026 Leonteq Securities AG2,000$144K0.0%-75.0%0.006% 4/22/2026 Pictet Asset Management Holding SA3,718$268K0.0%N/A0.013% 4/20/2026 OP Asset Management Ltd3,991$287K0.0%N/A0.014% 4/16/2026 SG Americas Securities LLC3,235$233K0.0%-70.5%0.011% 2/26/2026 Seven Fleet Capital Management LP15,000$634K0.5%N/A0.074% 2/23/2026 Virtu Financial LLC13,811$584K0.0%N/A0.068% 2/19/2026 Invesco Ltd.468,159$19.79M0.0%+106.3%2.302% 2/18/2026 Creek Drive Management Group LLC185,500$7.84M5.5%N/A0.647% 2/18/2026 KVP Capital Advisors LP26,900$1.14M1.1%N/A0.132% 2/18/2026 XTX Topco Ltd7,196$304K0.0%+22.0%0.035% 2/18/2026 Voloridge Investment Management LLC295,716$12.50M0.0%+72.2%1.454% 2/18/2026 Virtus Investment Advisers LLC4,863$206K0.1%N/A0.024% 2/18/2026 SummitTX Capital L.P.31,353$1.33M0.0%+361.2%0.154% 2/18/2026 Millennium Management LLC454,075$19.20M0.0%-20.5%2.232% 2/18/2026 Ishara Investments LP20,000$846K1.0%N/A0.098% 2/18/2026 Janus Henderson Group PLC8,100$342K0.0%N/A0.040% 2/18/2026 Engineers Gate Manager LP37,284$1.58M0.0%+111.5%0.183% 2/18/2026 Balyasny Asset Management L.P.282,021$11.92M0.0%+46.4%1.387% 2/18/2026 BVF Inc. IL1,559,595$65.94M2.2%+22.2%7.668% 2/18/2026 Armistice Capital LLC596,000$25.20M0.3%+122.4%2.930% 2/18/2026 ACT Capital Management LLC51,200$2.17M1.8%N/A0.252% $30 stock to buy before Starlink goes public (WATCH NOW!) (Ad)In the next 3 minutes… James Altucher – legendary investor and venture capitalist… And someone who’s known for playing his cards “close to the vest”… Is going to give you the name and ticker symbol of a company he believes will skyrocket thanks to the coming Starlink IPO…Click here to watch this short 3-minute video now.2/17/2026 J. Goldman & Co LP18,352$776K0.0%N/A0.090% 2/17/2026 Jain Global LLC17,299$731K0.0%-47.2%0.085% 2/17/2026 Trexquant Investment LP18,821$796K0.0%-79.4%0.093% 2/17/2026 Nearwater Capital Markets Ltd61,500$2.60M0.0%N/A0.302% 2/17/2026 Jump Financial LLC53,212$2.25M0.0%N/A0.262% 2/17/2026 Price T Rowe Associates Inc. MD10,376$439K0.0%-13.4%0.051% 2/17/2026California State Teachers Retirement System14,520$614K0.0%N/A0.071% 2/17/2026 Russell Investments Group Ltd.85,666$3.62M0.0%+402.5%0.421% 2/17/2026 State of Wisconsin Investment Board8,629$365K0.0%N/A0.042% 2/17/2026 Fred Alger Management LLC54,020$2.28M0.0%-41.2%0.266% 2/17/2026 Royal Bank of Canada7,005$296K0.0%-82.2%0.034% 2/17/2026Opal Capital LLC5,948$251K0.1%N/A0.029% 2/16/2026 OMERS ADMINISTRATION Corp7,200$304K0.0%N/A0.035% 2/16/2026 Squarepoint Ops LLC20,257$856K0.0%-41.3%0.100% 2/16/2026 Sofinnova Investments Inc.438,630$18.55M0.8%+270.4%2.156% 2/16/2026 Verition Fund Management LLC7,035$297K0.0%-71.2%0.035% 2/16/2026 Landscape Capital Management L.L.C.60,431$2.56M0.2%N/A0.297% 2/16/2026 Barclays PLC15,444$653K0.0%-7.4%0.076% 2/13/2026 Prosight Management LP554,633$23.45M4.8%N/A2.727% 2/13/2026 Nantahala Capital Management LLC112,946$4.78M0.2%-73.0%0.555% 2/13/2026 FORA Capital LLC5,761$232K0.0%N/A0.028% 2/13/2026 Marshall Wace LLP24,023$1.02M0.0%N/A0.118% 2/13/2026 Quinn Opportunity Partners LLC85,868$3.63M0.2%-21.8%0.422% 2/13/2026 Hudson Bay Capital Management LP59,691$2.52M0.0%-44.6%0.293% 2/13/2026 Quarry LP2,000$85K0.0%N/A0.010% 2/13/2026 Headlands Technologies LLC41,201$1.74M0.1%+38.1%0.203% 2/13/2026 Birchview Capital LP31,000$1.31M0.8%+671.0%0.152% 2/13/2026 Charles Schwab Investment Management Inc.120,380$5.09M0.0%+5.0%0.592% 2/13/2026 State Street Corp195,656$8.27M0.0%+51.7%0.962% 2/13/2026 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC16,184$684K0.0%N/A0.080% 2/12/2026 Renaissance Technologies LLC172,881$7.31M0.0%-37.9%0.850% 2/12/2026 Informed Momentum Co LLC12,972$548K0.1%-83.4%0.064% 2/12/2026 Knott David M Jr15,500$655K0.3%N/A0.076% 2/12/2026 Swiss National Bank31,900$1.35M0.0%N/A0.157% 2/12/2026 Monashee Investment Management LLC94,134$3.98M2.2%N/A0.463% 2/11/2026 Primecap Management Co. CA280,150$11.85M0.0%-3.1%1.377% 2/11/2026 Nationale Nederlanden Powszechne Towarzystwo Emerytalne S.A.188,112$7.95M0.7%+22.3%0.925% 2/11/2026 Deutsche Bank AG90,743$3.84M0.0%+0.8%0.446% 2/11/2026 Fox Run Management L.L.C.26,522$1.12M0.2%N/A0.130% 2/11/2026 Erste Asset Management GmbH28,000$1.20M0.0%+64.7%0.138% 2/11/2026 JPMorgan Chase & Co.150,804$6.38M0.0%+793,605.3%0.741% 2/11/2026 ING Groep NV100,000$4.23M0.0%N/A0.492% 2/11/2026 Propel Bio Management LLC82,822$3.50M3.0%+69.0%0.407% 2/11/2026 Two Seas Capital LP745,185$31.51M0.6%N/A3.664% 2/11/2026 BIT Capital GmbH21,100$892K0.0%N/A0.104% 2/11/2026 WINTON GROUP Ltd7,765$328K0.0%N/A0.038% 2/11/2026 Arrowpoint Investment Partners Singapore Pte. Ltd.4,927$208K0.0%N/A0.024% 2/10/2026 Cibc World Market Inc.13,282$562K0.0%N/A0.065% 2/10/2026 Goldman Sachs Group Inc.147,793$6.25M0.0%+91.8%0.727% 2/10/2026 BNP Paribas Financial Markets210,298$8.89M0.0%+48,355.8%1.034% Nobody Understands Why Trump Is Invading Iran (here’s the answer) (Ad)Most investors are reacting to the Iran strikes without understanding the underlying motive driving the decision. Addison Wiggin, Founder of Grey Swan Investment Fraternity, says there is a hidden reason behind the bombing - and knowing it could change how you position your money right now.Discover the real reason behind the Iran strikes before markets react2/10/2026 Norges Bank50,000$2.11M0.0%N/A0.246% 2/9/2026 Geode Capital Management LLC254,361$10.76M0.0%+12.9%1.251% 2/9/2026 Sectoral Asset Management Inc.13,485$570K0.5%N/A0.066% 2/9/2026 Simplify Asset Management Inc.28,000$1.18M0.0%-67.9%0.138% 2/9/2026Jefferies Financial Group Inc.111,900$4.73M0.0%-63.1%0.550% 2/6/2026 Leonteq Securities AG8,000$338K0.0%N/A0.039% 2/6/2026 GSA Capital Partners LLP23,114$977K0.1%N/A0.114% 2/3/2026 F m Investments LLC58,123$2.46M0.1%+9.5%0.286% 1/30/2026 Sigma Planning Corp9,000$381K0.0%N/A0.044% 1/30/2026 Moody Aldrich Partners LLC56,023$2.37M0.4%-24.0%0.275% NKTR Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of NKTR shares? During the previous two years, 187 institutional investors and hedge funds held shares of Nektar Therapeutics. The most heavily invested institutionals were BVF Inc. IL ($65.94M), Vanguard Group Inc. ($53.98M), Farallon Capital Management LLC ($45.01M), Two Seas Capital LP ($31.51M), Emerald Advisers LLC ($28.39M), Armistice Capital LLC ($25.20M), and Two Sigma Investments LP ($24.71M).Learn more on Nektar Therapeutics' institutional investors. What percentage of Nektar Therapeutics' stock is owned by institutional investors? 75.88% of Nektar Therapeutics' stock is owned by institutional investors. Learn more on NKTR's institutional investor holdings. Which institutional investors have been buying Nektar Therapeutics' stock? Of the 167 institutional investors that purchased Nektar Therapeutics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Samlyn Capital LLC ($9.46M), Nantahala Capital Management LLC ($5.33M), Almitas Capital LLC ($3.69M), Woodline Partners LP ($3.24M), Altium Capital Management LLC ($2.99M), AQR Capital Management LLC ($2.81M), and 22NW LP ($2.38M). How much institutional buying is happening at Nektar Therapeutics? Institutional investors have bought a total of 9,415,092 shares in the last 24 months. This purchase volume represents approximately $457.28M in transactions. Which of Nektar Therapeutics' major shareholders have been selling company stock? Of the 52 institutional investors that sold Nektar Therapeutics' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Nantahala Capital Management LLC ($7.68M), Acadian Asset Management LLC ($6.88M), Primecap Management Co. CA ($5.07M), Geode Capital Management LLC ($3.88M), TCG Crossover Management LLC ($3.73M), AQR Capital Management LLC ($3.21M), and 22NW LP ($2.05M). How much institutional selling is happening at Nektar Therapeutics? Institutional investors have sold a total of 39,911,035 shares in the last 24 months. This volume of shares sold represents approximately $1.08B in transactions. Related Companies CORT Institutional Ownership SUPN Institutional Ownership PRGO Institutional Ownership OMER Institutional Ownership PCRX Institutional Ownership ASMB Institutional Ownership CPIX Institutional Ownership LLY Institutional Ownership JNJ Institutional Ownership ABBV Institutional Ownership This page (NASDAQ:NKTR) was last updated on 5/19/2026 by MarketBeat.com Staff. 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