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 3 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 |
|---|---|---|---|---|---|
| Fox Run Management, L.L.C. | 26,522 | $1.12M | 0.17% | +26,522 | New |
| KVP Capital Advisors, LP | 26,900 | $1.14M | 1.17% | +26,900 | New |
| Simplify Asset Management Inc. | 28,000 | $1.18M | 0.02% | −59,174−67.9% | Reduced |
| Erste Asset Management GmbH | 28,000 | $1.20M | 0.01% | +11,000+64.7% | Added |
| Birchview Capital, LP | 31,000 | $1.31M | 0.77% | +26,979+671.0% | Added |
| SummitTX Capital, L.P. | 31,353 | $1.33M | 0.04% | +24,555+361.2% | Added |
| Swiss National Bank | 31,900 | $1.35M | 0.00% | +31,900 | New |
| Caption Management, LLC | 35,000 | $1.48M | 0.07% | +35,000 | New |
| Citigroup Inc | 35,777 | $1.51M | 0.00% | +32,730+1,074.2% | Added |
| Engineers Gate Manager LP | 37,284 | $1.58M | 0.02% | +19,654+111.5% | Added |
| Deuterium Capital Management, LLC | 37,349 | $1.58M | 2.29% | 00.0% | Unchanged |
| AWM Investment Company, Inc. | 40,000 | $1.69M | 0.16% | 00.0% | Unchanged |
| Headlands Technologies LLC | 41,201 | $1.74M | 0.15% | +11,371+38.1% | Added |
| Dark Forest Capital Management LP | 42,277 | $1.79M | 0.08% | +33,092+360.3% | Added |
| Norges Bank | 50,000 | $2.11M | 0.00% | +50,000 | New |
| ACT Capital Management, LLC | 51,200 | $2.16M | 1.75% | +51,200 | New |
| Jump Financial, LLC | 53,212 | $2.25M | 0.03% | +53,212 | New |
| Cambridge Investment Research Advisors, Inc. | 53,713 | $2.27M | 0.01% | +7,077+15.2% | Added |
| Fred Alger Management, LLC | 54,020 | $2.28M | 0.01% | −37,787−41.2% | Reduced |
| Aquatic Capital Management LLC | 55,240 | $2.34M | 0.07% | +55,240 | New |
| Moody Aldrich Partners LLC | 56,023 | $2.37M | 0.44% | −17,693−24.0% | Reduced |
| Northern Trust Corp | 56,076 | $2.37M | 0.00% | +17,586+45.7% | Added |
| F/M Investments LLC | 58,123 | $2.46M | 0.09% | +5,035+9.5% | Added |
| Hudson Bay Capital Management LP | 59,691 | $2.52M | 0.01% | −47,987−44.6% | Reduced |
| Landscape Capital Management, L.L.C. | 60,431 | $2.56M | 0.17% | +60,431 | New |
| Nearwater Capital Markets, Ltd | 61,500 | $2.60M | 0.04% | +61,500 | New |
| Voleon Capital Management LP | 68,335 | $2.89M | 0.06% | +68,335 | New |
| Polygon Management Ltd. | 69,287 | $2.93M | 0.62% | +69,287 | New |
| ADAR1 Capital Management, LLC | 72,031 | $3.05M | 0.23% | +240.0% | Added |
| Acadian Asset Management LLC | 72,241 | $3.05M | 0.01% | +44,906+164.3% | Added |
| DAFNA Capital Management LLC | 74,998 | $3.17M | 0.74% | +20,000+36.4% | Added |
| Propel Bio Management, LLC | 82,822 | $3.50M | 2.99% | +33,822+69.0% | Added |
| Stonepine Capital Management, LLC | 85,000 | $3.59M | 2.84% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 85,666 | $3.62M | 0.00% | +68,617+402.5% | Added |
| Quinn Opportunity Partners LLC | 85,868 | $3.63M | 0.16% | −24,000−21.8% | Reduced |
| Deutsche Bank AG | 90,743 | $3.84M | 0.00% | +743+0.8% | Added |
| Monashee Investment Management LLC | 94,134 | $3.98M | 2.24% | +94,134 | New |
| ING Groep NV | 100,000 | $4.23M | 0.03% | +100,000 | New |
| FMR LLC | 101,129 | $4.28M | 0.00% | +61,162+153.0% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 101,166 | $4.28M | 0.01% | +52,549+108.1% | Added |
| Woodline Partners LP | 104,000 | $4.40M | 0.02% | −129,059−55.4% | Reduced |
| Jefferies Financial Group Inc. | 111,900 | $4.73M | 0.04% | −191,300−63.1% | Reduced |
| Nantahala Capital Management, LLC | 112,946 | $4.78M | 0.28% | −305,576−73.0% | Reduced |
| Charles Schwab Investment Management Inc | 120,380 | $5.09M | 0.00% | +5,716+5.0% | Added |
| Goldman Sachs Group Inc | 147,793 | $6.25M | 0.00% | +70,738+91.8% | Added |
| JPMorgan Chase & Co | 150,804 | $6.38M | 0.00% | +150,785+793,605.3% | Added |
| Renaissance Technologies LLC | 172,881 | $7.31M | 0.01% | −105,660−37.9% | Reduced |
| HRT Financial LP | 173,443 | $7.33M | 0.02% | +160,285+1,218.2% | Added |
| StemPoint Capital LP | 178,274 | $7.54M | 1.29% | +125,073+235.1% | Added |
| Creek Drive Management Group LLC | 185,500 | $7.84M | 5.78% | +185,500 | New |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | 188,112 | $7.95M | 0.71% | +34,266+22.3% | Added |
| State Street Corp | 195,656 | $8.27M | 0.00% | +66,657+51.7% | Added |
| Gilder Gagnon Howe & Co LLC | 208,302 | $8.81M | 0.09% | −16,526−7.4% | Reduced |
| BNP Paribas Arbitrage, SA | 210,298 | $8.89M | 0.01% | +209,864+48,355.8% | Added |
| Great Point Partners LLC | 210,732 | $8.91M | 2.89% | −89,268−29.8% | Reduced |
| Jane Street Group, LLC | 218,337 | $9.23M | 0.01% | +218,337 | New |
| Emerald Mutual Fund Advisers Trust | 253,125 | $10.7M | 0.52% | +19,920+8.5% | Added |
| Geode Capital Management, LLC | 254,361 | $10.8M | 0.00% | +29,125+12.9% | Added |
| Primecap Management Co | 280,150 | $11.8M | 0.01% | −8,900−3.1% | Reduced |
| Balyasny Asset Management LLC | 282,021 | $11.9M | 0.02% | +99,207+54.3% | Added |
| UBS Group AG | 287,561 | $12.2M | 0.00% | +196,739+216.6% | Added |
| Voloridge Investment Management, LLC | 295,716 | $12.5M | 0.04% | +123,940+72.2% | Added |
| Two Sigma Advisers, LP | 308,414 | $13.0M | 0.03% | +129,506+72.4% | Added |
| Citadel Advisors LLC | 309,777 | $13.1M | 0.01% | −51,296−14.2% | Reduced |
| Qube Research & Technologies Ltd | 323,915 | $13.7M | 0.02% | +319,941+8,050.9% | Added |
| 22NW, LP | 331,115 | $14.0M | 10.79% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 383,310 | $16.2M | 0.02% | −541,586−58.6% | Reduced |
| Emerald Advisers, LLC | 384,342 | $16.2M | 0.50% | +61,096+18.9% | Added |
| Point72 Asset Management, L.P. | 433,419 | $18.3M | 0.03% | +309,761+250.5% | Added |
| Sofinnova Investments, Inc. | 438,630 | $18.5M | 0.80% | +320,211+270.4% | Added |
| Millennium Management LLC | 454,075 | $19.2M | 0.01% | −91,919−16.8% | Reduced |
| Invesco Ltd. | 468,159 | $19.8M | 0.00% | +241,262+106.3% | Added |
| Two Sigma Investments, LP | 473,014 | $20.0M | 0.03% | +38,777+8.9% | Added |
| Prosight Management, LP | 554,633 | $23.4M | 4.85% | +554,633 | New |
| Morgan Stanley | 566,421 | $23.9M | 0.00% | −362,730−39.0% | Reduced |
| Armistice Capital, LLC | 596,000 | $25.2M | 0.62% | +328,000+122.4% | Added |
| BlackRock, Inc. | 645,607 | $27.3M | 0.00% | +36,493+6.0% | Added |
| Two Seas Capital LP | 745,185 | $31.5M | 1.85% | +745,185 | New |
| Vanguard Group Inc | 1,027,089 | $43.4M | 0.00% | +78,442+8.3% | Added |
| BVF Inc | 1,559,595 | $65.9M | 2.22% | +283,000+22.2% | Added |
| 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 |