Nektar Therapeutics
NKTR- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000906709
In the last 90 days, Nektar Therapeutics insiders filed 0 open-market purchases and 2 sales; 239 institutions reported holding it in 13F filings for Q2 2026, worth $2.50B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Nektar Therapeutics as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 180
- +31 vs. Q3 2025
- Shares held
- 17.3M
- +2.98M (+20.8%) vs. Q3 2025
- Total value
- $732.2M
- −$83.8M (−10.3%) vs. Q3 2025
- New holders
- 63
- 48 more added
- Sold out
- 32
- 43 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NKTR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 239 | $2.50B |
| Q1 2026 | 216 | $1.94B |
| Q4 2025 | 180 | $732.2M |
| Q3 2025 | 153 | $820.2M |
| Q2 2025 | 109 | $197.7M |
| Q1 2025 | 157 | $84.2M |
| Q4 2024 | 146 | $123.6M |
| Q3 2024 | 140 | $182.9M |
| Q2 2024 | 135 | $168.0M |
| Q1 2024 | 123 | $105.5M |
| Q4 2023 | 127 | $67.3M |
| Q3 2023 | 139 | $85.3M |
| Q2 2023 | 148 | $79.3M |
| Q1 2023 | 197 | $121.2M |
| Q4 2022 | 217 | $381.7M |
| Q3 2022 | 232 | $561.4M |
| Q2 2022 | 230 | $693.8M |
| Q1 2022 | 243 | $947.6M |
| Q4 2021 | 242 | $2.35B |
| Q3 2021 | 243 | $3.01B |
| Q2 2021 | 243 | $2.89B |
| Q1 2021 | 239 | $3.40B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Nektar Therapeutics; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gainplan LLC | 13,500 | $570.8K | 0.21% | +8,465+168.1% | Added |
| Sectoral Asset Management Inc | 13,485 | $570.1K | 0.46% | +13,485 | New |
| CIBC World Markets Inc. | 13,282 | $561.6K | 0.00% | +13,282 | New |
| EAM Investors, LLC | 12,972 | $548.5K | 0.06% | −65,237−83.4% | Reduced |
| Legal & General Group Plc | 12,413 | $524.8K | 0.00% | +12,413 | New |
| HighVista Strategies LLC | 11,749 | $496.7K | 0.13% | +11,749 | New |
| SG Americas Securities, LLC | 10,954 | $463.0K | 0.00% | +10,954 | New |
| Y-Intercept (Hong Kong) Ltd | 10,862 | $459.2K | 0.01% | +10,862 | New |
| Price T Rowe Associates Inc | 10,376 | $439.0K | 0.00% | −1,600−13.4% | Reduced |
| SEI Investments Co | 10,292 | $435.1K | 0.00% | −3,452−25.1% | Reduced |
| Iridian Asset Management LLC | 9,728 | $411.3K | 0.15% | +9,728 | New |
| HB Wealth Management, LLC | 9,244 | $390.8K | 0.00% | 00.0% | Unchanged |
| Sigma Planning Corp | 9,000 | $380.5K | 0.01% | +9,000 | New |
| State of Wisconsin Investment Board | 8,629 | $364.8K | 0.00% | +8,629 | New |
| Glenmede Trust Co NA | 8,590 | $363.2K | 0.00% | +8,590 | New |
| Janus Henderson Group PLC | 8,100 | $341.8K | 0.00% | +8,100 | New |
| Leonteq Securities AG | 8,000 | $338.2K | 0.02% | +8,000 | New |
| Winton Group Ltd | 7,765 | $328.3K | 0.01% | +7,765 | New |
| Omers Administration Corp | 7,200 | $304.4K | 0.00% | +7,200 | New |
| XTX Topco Ltd | 7,196 | $304.2K | 0.01% | +1,299+22.0% | Added |
| Verition Fund Management LLC | 7,035 | $297.4K | 0.00% | −17,380−71.2% | Reduced |
| Royal Bank of Canada | 7,005 | $296.0K | 0.00% | −32,316−82.2% | Reduced |
| Tower Research Capital LLC (TRC) | 5,561 | $235.1K | 0.01% | +5,086+1,070.7% | Added |
| FORA Capital, LLC | 5,761 | $232.5K | 0.03% | +5,761 | New |
| 49 Wealth Management, LLC | 5,430 | $229.6K | 0.02% | −551−9.2% | Reduced |
| Advisor Group Holdings, Inc. | 5,388 | $227.8K | 0.00% | −38−0.7% | Reduced |
| Envestnet Asset Management Inc | 5,384 | $227.6K | 0.00% | −4,702−46.6% | Reduced |
| Opal Capital LLC | 5,948 | $220.5K | 0.06% | +5,948 | New |
| FNY Investment Advisers, LLC | 5,200 | $219.0K | 0.06% | +2,598+99.8% | Added |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 4,927 | $208.3K | 0.03% | +4,927 | New |
| Virtus Investment Advisers, Inc. | 4,863 | $205.6K | 0.06% | +4,863 | New |
| KLP Kapitalforvaltning AS | 3,500 | $148.0K | 0.00% | +3,500 | New |
| Bayforest Capital Ltd | 2,541 | $107.4K | 0.08% | +862+51.3% | Added |
| Flagship Harbor Advisors, LLC | 2,179 | $92.1K | 0.00% | +2,179 | New |
| Quarry LP | 2,000 | $84.6K | 0.01% | +2,000 | New |
| Bessemer Group Inc | 1,580 | $66.0K | 0.00% | +15+1.0% | Added |
| Group One Trading, L.P. | 1,448 | $61.2K | 0.00% | −7,081−83.0% | Reduced |
| US Bancorp | 1,260 | $53.3K | 0.00% | −550−30.4% | Reduced |
| Parallel Advisors, LLC | 1,053 | $44.5K | 0.00% | 00.0% | Unchanged |
| Natixis | 685 | $29.0K | 0.00% | +685 | New |
| Allworth Financial LP | 676 | $28.6K | 0.00% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 400 | $16.9K | 0.00% | +400 | New |
| Steward Partners Investment Advisory, LLC | 213 | $9.01K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 205 | $9.00K | 0.00% | −38−15.6% | Reduced |
| Activest Wealth Management | 200 | $8.46K | 0.00% | 00.0% | Unchanged |
| Founders Capital Management | 200 | $8.46K | 0.00% | +200 | New |
| Wells Fargo & Company | 191 | $8.08K | 0.00% | −57−23.0% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 178 | $8.00K | 0.00% | +178 | New |
| Los Angeles Capital Management LLC | 127 | $7.98K | 0.00% | +127 | New |
| SBI Securities Co., Ltd. | 146 | $6.17K | 0.00% | −10−6.4% | Reduced |
| Farther Finance Advisors, LLC | 141 | $5.96K | 0.00% | +141 | New |
| EverSource Wealth Advisors, LLC | 110 | $4.65K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 109 | $4.61K | 0.00% | −6−5.2% | Reduced |
| Rhumbline Advisers | 100 | $4.23K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 100 | $4.23K | 0.00% | 00.0% | Unchanged |
| EFG International AG | 75 | $3.17K | 0.00% | +75 | New |
| Signaturefd, LLC | 70 | $2.96K | 0.00% | −190−73.1% | Reduced |
| Keating Financial Advisory Services, Inc. | 69 | $2.92K | 0.00% | +69 | New |
| Brown Brothers Harriman & Co | 66 | $2.79K | 0.00% | 00.0% | Unchanged |
| MTM Investment Management, LLC | 66 | $2.79K | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 58 | $2.45K | 0.00% | +58 | New |
| Massmutual Trust Co FSB | 45 | $1.90K | 0.00% | −19−29.7% | Reduced |
| Atlas Capital Advisors LLC | 40 | $1.69K | 0.00% | +40 | New |
| Boreal Capital Management LLC | 36 | $1.52K | 0.00% | 00.0% | Unchanged |
| Rachor Investment Advisory Services, LLC | 35 | $1.48K | 0.00% | +35 | New |
| Global Retirement Partners, LLC | 27 | $1.14K | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 21 | $888 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 20 | $846 | 0.00% | −5−20.0% | Reduced |
| ORG Partners LLC | 20 | $845 | 0.00% | 00.0% | Unchanged |
| Ameriflex Group, Inc. | 13 | $550 | 0.00% | −13−50.0% | Reduced |
| Kimelman & Baird, LLC | 13 | $550 | 0.00% | 00.0% | Unchanged |
| Medallion Wealth Advisors, LLC | 13 | $550 | 0.00% | 00.0% | Unchanged |
| Arlington Trust Co LLC | 6 | $254 | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 2 | $85 | 0.00% | −7−77.8% | Reduced |
| Danske Bank A/S | 2 | $85 | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 2 | $84 | 0.00% | +2 | New |
| LRI Investments, LLC | 1 | $42 | 0.00% | 00.0% | Unchanged |
| CWM Advisors, LLC | 0 | $18 | 0.00% | 0 | New |
| Huntington National Bank | 1 | $1 | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Farallon Capital Management, L.L.C. | 0 | $0 | 0.00% | −791,000−100.0% | Sold out |
| Boxer Capital Management, LLC | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| Diadema Partners LP | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Longaeva Partners L.P. | 0 | $0 | 0.00% | −62,729−100.0% | Sold out |
| Artia Global Partners LP | 0 | $0 | 0.00% | −57,999−100.0% | Sold out |
| Superstring Capital Management LP | 0 | $0 | 0.00% | −51,270−100.0% | Sold out |
| Eversept Partners, LP | 0 | $0 | 0.00% | −49,890−100.0% | Sold out |
| Readystate Asset Management LP | 0 | $0 | 0.00% | −45,042−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −36,107−100.0% | Sold out |
| Bridgeway Capital Management, LLC | 0 | $0 | 0.00% | −30,140−100.0% | Sold out |
| Persistent Asset Partners Ltd | 0 | $0 | 0.00% | −17,270−100.0% | Sold out |
| Caxton Associates LLP | 0 | $0 | 0.00% | −13,977−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −7,650−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −5,435−100.0% | Sold out |
| Rangeley Capital, LLC | 0 | $0 | 0.00% | −4,895−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −4,754−100.0% | Sold out |
| Fifth Lane Capital, LP | 0 | $0 | 0.00% | −4,500−100.0% | Sold out |
| Bank of New York Mellon Corp | 0 | $0 | 0.00% | −4,327−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −4,109−100.0% | Sold out |
| Great Lakes Advisors, LLC | 0 | $0 | 0.00% | −3,922−100.0% | Sold out |