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Nektar Therapeutics (NKTR) Institutional Ownership

Nektar Therapeutics logo
$55.14 -3.62 (-6.16%)
Closing price 09/19/2025 04:00 PM Eastern
Extended Trading
$55.78 +0.63 (+1.15%)
As of 09/19/2025 07:50 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.
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Institutional Ownership Changes (13F Filings) for Nektar Therapeutics (NASDAQ:NKTR)

Current
Institutional Ownership
Percentage
75.88%
Number of
Institutional Buyers
(last 12 months)
69
Total
Institutional Inflows
(last 12 months)
$445.54M
Number of
Institutional Sellers
(last 12 months)
41
Total
Institutional Outflows
(last 12 months)
$1.29B
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NKTR Institutional Buying and Selling by Quarter

Nektar Therapeutics Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/4/2025 Osaic Holdings Inc.5,388$139K0.0%-93.4%0.028%
8/16/2025 Headlands Technologies LLC2,522$65K0.0%N/A0.013%
8/15/2025 Tower Research Capital LLC TRC 5,424$140K0.0%-63.7%0.029%
8/15/2025 Gilder Gagnon Howe & Co. LLC28,902$747K0.0%-93.0%0.233%
8/15/2025 Bridgeway Capital Management LLC66,140$1.71M0.0%-93.3%0.533%
8/15/2025 Balyasny Asset Management L.P.386,290$9.98M0.0%-54.6%3.113%
8/15/2025 Bank of America Corp DE67,561$1.75M0.0%-46.5%0.544%
8/15/2025 AQR Capital Management LLC427,867$11.06M0.0%-88.2%3.448%
8/14/2025 Nantahala Capital Management LLC709,761$18.34M0.7%-90.9%5.721%
8/14/2025 TCG Crossover Management LLC266,666$6.89M0.8%-93.3%2.149%
8/14/2025 Armistice Capital LLC124,000$3.20M0.1%-88.0%0.999%
8/14/2025 Caption Management LLC2,776$72K0.0%-97.6%0.022%
8/14/2025 22NW LP146,115$3.78M2.7%-93.3%1.178%
8/13/2025 Marshall Wace LLP14,200$367K0.0%N/A0.114%
8/13/2025 Stonepine Capital Management LLC50,200$1.30M1.3%N/A0.405%
8/13/2025 Invesco Ltd.32,032$828K0.0%-94.9%0.258%
8/13/2025 Russell Investments Group Ltd.5,038$130K0.0%-93.3%0.041%
8/11/2025 Primecap Management Co. CA299,718$7.75M0.0%-94.4%2.416%
8/8/2025 Geode Capital Management LLC132,373$3.42M0.0%-96.7%1.067%
8/7/2025 Simplify Asset Management Inc.51,998$1.34M0.1%N/A0.419%
8/7/2025 Allworth Financial LP3,366$87K0.0%-66.8%0.027%
8/7/2025 Monaco Asset Management SAM43,966$1.14M0.2%-95.9%0.354%
8/7/2025 Acadian Asset Management LLC420,958$10.88M0.0%-94.2%3.392%
8/7/2025 Connor Clark & Lunn Investment Management Ltd.21,335$551K0.0%-94.2%0.172%
8/6/2025 Savant Capital LLC12,364$319K0.0%-62.5%0.100%
8/4/2025 Moody Aldrich Partners LLC45,412$1.17M0.2%N/A0.366%
8/4/2025 Deuterium Capital Management LLC37,349$965K1.8%-93.3%0.301%
7/30/2025 FNY Investment Advisers LLC1,525$39K0.0%N/A0.012%
7/25/2025 CWM LLC11,953$309K0.0%-88.7%0.096%
7/24/2025 IFP Advisors Inc4,810$124K0.0%N/A0.039%
7/23/2025 Gainplan LLC15,000$388K0.2%N/A0.121%
7/15/2025 Palumbo Wealth Management LLC23,772$614K0.2%N/A0.192%
7/15/2025 Public Employees Retirement System of Ohio2,429$63K0.0%-98.0%0.020%
7/10/2025 Wealth Enhancement Advisory Services LLC8,489$210K0.0%-85.9%0.068%
7/8/2025 Parallel Advisors LLC1,053$27K0.0%-93.3%0.008%
6/27/2025 Goldman Sachs Group Inc.531,362$361K0.0%-26.9%4.282%
6/18/2025 Voya Investment Management LLC266,773$181K0.0%+46.8%2.150%
5/29/2025Rhumbline Advisers221,761$151K0.0%+23.3%0.119%
5/21/2025Acadian Asset Management LLC7,301,734$4.96M0.0%+1.4%3.923%
5/16/2025Woodline Partners LP3,691,878$2.51M0.0%-25.8%1.984%
5/16/2025Fred Alger Management LLC506,446$344K0.0%N/A0.272%
5/16/2025Goldman Sachs Group Inc.531,362$361K0.0%-26.9%0.286%
5/16/2025Integrated Wealth Concepts LLC100,654$68K0.0%N/A0.054%
5/16/2025Jacobs Levy Equity Management Inc.3,007,928$2.05M0.0%+14.5%1.616%
5/16/2025AQR Capital Management LLC3,640,851$2.46M0.0%+336.9%1.956%
5/16/2025Almitas Capital LLC4,610,872$3.14M1.0%+401.1%2.478%
5/15/2025Nantahala Capital Management LLC7,789,051$5.30M0.2%-0.3%4.185%
5/14/2025Ieq Capital LLC557,222$379K0.0%+2,435.4%0.299%
5/13/2025Algert Global LLC48,700$33K0.0%N/A0.026%
5/13/2025Altium Capital Management LLC1,051,379$715K1.7%-65.0%0.565%
5/12/2025Nuveen LLC326,716$222K0.0%N/A0.176%
5/12/2025Invesco Ltd.623,218$424K0.0%-4.9%0.335%
5/12/2025Connor Clark & Lunn Investment Management Ltd.368,304$250K0.0%-49.6%0.198%
5/9/2025Charles Schwab Investment Management Inc.1,434,457$975K0.0%-2.2%0.771%
5/9/2025Primecap Management Co. CA5,354,586$3.64M0.0%-3.4%2.877%
5/9/2025CM Management LLC800,000$544K0.5%+6.7%0.430%
5/8/2025US Bancorp DE50,085$34K0.0%+257.8%0.027%
5/8/2025Monaco Asset Management SAM1,068,899$727K0.1%-47.4%0.574%
5/8/2025XTX Topco Ltd57,418$39K0.0%-76.5%0.031%
5/8/2025Deuterium Capital Management LLC560,235$381K0.8%N/A0.301%
5/7/2025Mackenzie Financial Corp1,658,745$1.13M0.0%+253.1%0.891%
5/1/2025CWM LLC105,524$72K0.0%+4,544.5%0.057%
4/30/2025Cerity Partners LLC75,920$52K0.0%N/A0.041%
4/30/2025Peapod Lane Capital LLC577,238$393K0.4%-47.9%0.310%
4/30/202549 Wealth Management LLC81,740$56K0.0%N/A0.044%
4/29/2025Bank of New York Mellon Corp393,293$267K0.0%-4.1%0.211%
4/16/2025Wealth Enhancement Advisory Services LLC60,371$41K0.0%N/A0.032%
4/8/2025Rhumbline Advisers221,761$151K0.0%+23.3%0.119%
3/24/2025Wellington Management Group LLP522,409$486K0.0%+10.4%0.281%
2/20/2025Mackenzie Financial Corp469,769$437K0.0%+801.4%0.255%
2/19/2025Public Employees Retirement System of Ohio142,064$132K0.0%-10.7%0.077%
2/18/2025US Asset Management LLC33,484$31K0.0%N/A0.018%
2/17/2025Woodline Partners LP4,974,512$4.63M0.0%+187.3%2.697%
2/17/2025Squarepoint Ops LLC139,758$130K0.0%N/A0.076%
2/17/2025Two Sigma Advisers LP1,486,242$1.38M0.0%-0.9%0.806%
2/17/2025Two Sigma Investments LP1,537,355$1.43M0.0%+12.8%0.833%
2/17/2025Shay Capital LLC352,204$328K0.0%-77.9%0.191%
2/17/2025ProShare Advisors LLC50,277$47K0.0%+49.0%0.027%
2/17/2025OCONNOR A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS LLC1,580,916$1.47M0.1%+37.4%0.857%
2/17/2025Millennium Management LLC4,524,946$4.21M0.0%-10.6%2.453%
2/17/2025Jacobs Levy Equity Management Inc.2,626,961$2.44M0.0%-6.0%1.424%
2/17/2025Graham Capital Management L.P.96,911$90K0.0%+408.5%0.053%
2/17/2025D. E. Shaw & Co. Inc.175,193$163K0.0%+267.0%0.095%
2/17/2025Deep Track Capital LP1,975,998$1.84M0.1%-87.6%1.071%
2/17/2025Bridgeway Capital Management LLC1,292,100$1.20M0.0%-5.1%0.700%
2/17/2025Bank of America Corp DE207,267$193K0.0%-5.0%0.112%
2/17/2025BNP Paribas Financial Markets312,693$291K0.0%+30.9%0.170%
2/17/2025Ameriprise Financial Inc.373,948$348K0.0%+32.8%0.203%
2/17/202522NW LP2,191,750$2.04M1.5%N/A1.188%
2/14/2025Nantahala Capital Management LLC7,810,000$7.26M0.3%+90.0%4.234%
2/14/2025Northern Trust Corp1,414,984$1.32M0.0%+0.9%0.767%
2/14/2025Boothbay Fund Management LLC555,876$517K0.0%+59.3%0.301%
2/14/2025Two Sigma Securities LLC27,654$26K0.0%+56.3%0.015%
2/14/2025Voya Investment Management LLC181,679$169K0.0%+200.3%0.098%
2/14/2025Price T Rowe Associates Inc. MD192,978$180K0.0%+6.0%0.105%
2/14/2025Harvest Investment Services LLC29,244$27K0.0%N/A0.016%
2/14/2025Diadema Partners LP698,919$650K0.3%N/A0.379%
2/14/2025Altium Capital Management LLC3,000,000$2.79M0.8%+26,172.0%1.626%
2/13/2025XTX Topco Ltd244,701$228K0.0%+595.8%0.133%
2/13/2025Barclays PLC325,818$303K0.0%-9.1%0.177%
(Data available from 1/1/2016 forward)

NKTR Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of NKTR shares?

During the previous two years, 109 institutional investors and hedge funds held shares of Nektar Therapeutics. The most heavily invested institutionals were Nantahala Capital Management LLC ($18.34M), Eventide Asset Management LLC ($12.22M), Samlyn Capital LLC ($11.73M), Vanguard Group Inc. ($11.26M), RA Capital Management L.P. ($11.14M), AQR Capital Management LLC ($11.06M), and Acadian Asset Management LLC ($10.88M).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 85 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: RA Capital Management L.P. ($18.70M), Samlyn Capital LLC ($9.46M), Nantahala Capital Management LLC ($5.33M), GSA Capital Partners LLP ($5.08M), Almitas Capital LLC ($3.69M), Acadian Asset Management LLC ($3.33M), and Woodline Partners LP ($3.24M).

How much institutional buying is happening at Nektar Therapeutics?

Institutional investors have bought a total of 32,860,369 shares in the last 24 months. This purchase volume represents approximately $445.54M in transactions.

Which of Nektar Therapeutics' major shareholders have been selling company stock?

Of the 41 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: Deep Track Capital LP ($13.95M), Nantahala Capital Management LLC ($7.10M), Acadian Asset Management LLC ($6.88M), Primecap Management Co. CA ($5.72M), Geode Capital Management LLC ($4.03M), TCG Crossover Management LLC ($3.73M), and AQR Capital Management LLC ($3.21M).

How much institutional selling is happening at Nektar Therapeutics?

Institutional investors have sold a total of 61,216,508 shares in the last 24 months. This volume of shares sold represents approximately $1.29B in transactions.


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This page (NASDAQ:NKTR) was last updated on 9/20/2025 by MarketBeat.com Staff
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