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, Q1 2026
Institutional positions in Nektar Therapeutics as of Mar 31, 2026. 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
- 216
- +41 vs. Q4 2025
- Shares held
- 26.9M
- +10.7M (+65.9%) vs. Q4 2025
- Total value
- $1.94B
- +$1.25B (+182.0%) vs. Q4 2025
- New holders
- 71
- 75 more added
- Sold out
- 30
- 48 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Nektar Therapeutics; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sectoral Asset Management Inc | 10,851 | $820.7K | 0.68% | −2,634−19.5% | Reduced |
| Fifth Lane Capital, LP | 12,000 | $863.4K | 1.05% | +12,000 | New |
| Engineers Gate Manager LP | 12,302 | $885.1K | 0.01% | −24,982−67.0% | Reduced |
| Walleye Capital LLC | 12,878 | $926.6K | 0.01% | +12,878 | New |
| Point72 Asset Management, L.P. | 13,364 | $961.5K | 0.00% | −420,055−96.9% | Reduced |
| State of Wisconsin Investment Board | 13,670 | $983.6K | 0.00% | +5,041+58.4% | Added |
| Glenmede Trust Co NA | 13,865 | $997.6K | 0.00% | +5,275+61.4% | Added |
| HighVista Strategies LLC | 14,555 | $1.05M | 0.29% | +2,806+23.9% | Added |
| Tudor Investment Corp Et Al | 14,984 | $1.08M | 0.01% | +14,984 | New |
| Steward Partners Investment Advisory, LLC | 15,526 | $1.12M | 0.01% | +15,313+7,189.2% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 15,813 | $1.14M | 0.00% | +15,813 | New |
| Vanguard Asset Management, Ltd | 15,916 | $1.15M | 0.00% | +15,916 | New |
| Royal Bank of Canada | 16,181 | $1.16M | 0.00% | +9,176+131.0% | Added |
| IMC-Chicago, LLC | 16,361 | $1.18M | 0.02% | +16,361 | New |
| Legal & General Group Plc | 16,658 | $1.20M | 0.00% | +4,245+34.2% | Added |
| Winton Group Ltd | 16,910 | $1.22M | 0.04% | +9,145+117.8% | Added |
| Deuterium Capital Management, LLC | 18,000 | $1.30M | 1.51% | −19,349−51.8% | Reduced |
| Man Group plc | 19,446 | $1.40M | 0.00% | +19,446 | New |
| AWM Investment Company, Inc. | 20,000 | $1.44M | 0.16% | −20,000−50.0% | Reduced |
| ExodusPoint Capital Management, LP | 20,457 | $1.47M | 0.01% | +20,457 | New |
| BIT Capital GmbH | 21,100 | $1.52M | 0.08% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 21,331 | $1.53M | 0.10% | −1,783−7.7% | Reduced |
| Citigroup Inc | 25,048 | $1.80M | 0.00% | −10,729−30.0% | Reduced |
| Erste Asset Management GmbH | 28,000 | $1.83M | 0.02% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 26,545 | $1.91M | 0.04% | +15,683+144.4% | Added |
| KVP Capital Advisors, LP | 26,900 | $1.94M | 1.45% | 00.0% | Unchanged |
| Headlands Technologies LLC | 28,244 | $2.03M | 0.23% | −12,957−31.4% | Reduced |
| California State Teachers Retirement System | 28,682 | $2.06M | 0.00% | +14,162+97.5% | Added |
| Jacobs Levy Equity Management, Inc | 30,141 | $2.17M | 0.01% | +15,577+107.0% | Added |
| Birchview Capital, LP | 31,000 | $2.23M | 1.27% | 00.0% | Unchanged |
| Iridian Asset Management LLC | 31,320 | $2.25M | 0.91% | +21,592+222.0% | Added |
| Barclays PLC | 32,356 | $2.33M | 0.00% | +16,912+109.5% | Added |
| UBS Asset Management Americas Inc | 34,025 | $2.45M | 0.00% | +17,841+110.2% | Added |
| Susquehanna Portfolio Strategies, LLC | 34,527 | $2.48M | 0.04% | +18,470+115.0% | Added |
| Algert Global LLC | 34,782 | $2.50M | 0.04% | +19,472+127.2% | Added |
| Balyasny Asset Management LLC | 35,851 | $2.58M | 0.01% | −246,170−87.3% | Reduced |
| EAM Investors, LLC | 36,126 | $2.60M | 0.30% | +23,154+178.5% | Added |
| Jain Global LLC | 36,181 | $2.60M | 0.03% | +18,882+109.2% | Added |
| Landscape Capital Management, L.L.C. | 36,907 | $2.66M | 0.17% | −23,524−38.9% | Reduced |
| Renaissance Technologies LLC | 41,781 | $3.01M | 0.00% | −131,100−75.8% | Reduced |
| SummitTX Capital, L.P. | 42,624 | $3.07M | 0.10% | +11,271+35.9% | Added |
| Atom Investors LP | 43,227 | $3.11M | 0.22% | +43,227 | New |
| Swiss National Bank | 47,900 | $3.45M | 0.00% | +16,000+50.2% | Added |
| LMR Partners LLP | 48,294 | $3.47M | 0.03% | +48,294 | New |
| Brevan Howard Capital Management LP | 48,474 | $3.49M | 0.04% | +48,474 | New |
| Alyeska Investment Group, L.P. | 50,000 | $3.60M | 0.01% | +50,000 | New |
| Fred Alger Management, LLC | 53,172 | $3.83M | 0.02% | −848−1.6% | Reduced |
| Trexquant Investment LP | 55,476 | $3.99M | 0.03% | +36,655+194.8% | Added |
| Cambridge Investment Research Advisors, Inc. | 56,055 | $4.03M | 0.01% | +2,342+4.4% | Added |
| Aquatic Capital Management LLC | 57,014 | $4.10M | 0.12% | +1,774+3.2% | Added |
| Bank of America Corp | 58,958 | $4.24M | 0.00% | +32,866+126.0% | Added |
| Rhenman & Partners Asset Management AB | 59,000 | $4.25M | 0.52% | +59,000 | New |
| F/M Investments LLC | 61,104 | $4.40M | 0.29% | +2,981+5.1% | Added |
| Voleon Capital Management LP | 65,063 | $4.68M | 0.10% | −3,272−4.8% | Reduced |
| HRT Financial LP | 70,667 | $5.08M | 0.01% | −102,776−59.3% | Reduced |
| ACT Capital Management, LLC | 70,900 | $5.10M | 4.01% | +19,700+38.5% | Added |
| Vanguard Portfolio Management LLC | 72,491 | $5.22M | 0.00% | +72,491 | New |
| Jump Financial, LLC | 77,402 | $5.57M | 0.08% | +24,190+45.5% | Added |
| Northern Trust Corp | 78,598 | $5.66M | 0.00% | +22,522+40.2% | Added |
| Stonepine Capital Management, LLC | 85,000 | $6.12M | 5.38% | 00.0% | Unchanged |
| Moody Aldrich Partners LLC | 89,527 | $6.44M | 1.16% | +33,504+59.8% | Added |
| Deutsche Bank AG | 91,671 | $6.60M | 0.00% | +928+1.0% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 98,745 | $7.10M | 0.02% | −2,421−2.4% | Reduced |
| ING Groep NV | 100,000 | $7.20M | 0.04% | 00.0% | Unchanged |
| Monashee Investment Management LLC | 100,000 | $7.20M | 3.91% | +5,866+6.2% | Added |
| Polygon Management Ltd. | 103,037 | $7.41M | 1.46% | +33,750+48.7% | Added |
| Russell Investments Group, Ltd. | 106,248 | $7.64M | 0.01% | +20,582+24.0% | Added |
| Squarepoint Ops LLC | 107,385 | $7.73M | 0.02% | +87,128+430.1% | Added |
| Jane Street Group, LLC | 112,652 | $8.11M | 0.01% | −105,685−48.4% | Reduced |
| BNP Paribas Arbitrage, SA | 121,539 | $8.74M | 0.01% | −88,759−42.2% | Reduced |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | 122,326 | $8.80M | 0.75% | −65,786−35.0% | Reduced |
| Seven Grand Managers, LLC | 125,000 | $8.99M | 0.60% | +125,000 | New |
| Squadron Capital Management LLC | 125,000 | $8.99M | 3.60% | +125,000 | New |
| Creek Drive Management Group LLC | 126,400 | $9.09M | 5.70% | −59,100−31.9% | Reduced |
| Goldman Sachs Group Inc | 126,942 | $9.13M | 0.00% | −20,851−14.1% | Reduced |
| Ameriprise Financial Inc | 136,730 | $9.84M | 0.00% | +136,730 | New |
| Marshall Wace, LLP | 140,588 | $10.1M | 0.01% | +116,565+485.2% | Added |
| ADAR1 Capital Management, LLC | 161,252 | $11.6M | 0.70% | +89,221+123.9% | Added |
| DAFNA Capital Management LLC | 165,178 | $11.9M | 2.70% | +90,180+120.2% | Added |
| Charles Schwab Investment Management Inc | 168,007 | $12.1M | 0.00% | +47,627+39.6% | Added |
| Vanguard Fiduciary Trust Co | 169,308 | $12.2M | 0.00% | +169,308 | New |
| Quinn Opportunity Partners LLC | 179,247 | $12.9M | 0.68% | +93,379+108.7% | Added |
| Bronte Capital Management Pty Ltd. | 198,256 | $14.3M | 1.52% | +198,256 | New |
| Patient Square Capital LP | 210,000 | $15.1M | 2.68% | +210,000 | New |
| JPMorgan Chase & Co | 240,102 | $15.7M | 0.00% | +89,298+59.2% | Added |
| Braidwell LP | 222,701 | $16.0M | 0.53% | +222,701 | New |
| Deeter Investments LLP | 239,300 | $17.2M | 3.02% | +239,300 | New |
| State Street Corp | 244,727 | $17.6M | 0.00% | +49,071+25.1% | Added |
| Susquehanna International Group, LLP | 249,090 | $17.9M | 0.02% | −134,220−35.0% | Reduced |
| Emerald Mutual Fund Advisers Trust | 256,106 | $18.4M | 0.89% | +2,981+1.2% | Added |
| Nearwater Capital Markets, Ltd | 261,500 | $18.8M | 0.44% | +200,000+325.2% | Added |
| Gilder Gagnon Howe & Co LLC | 271,758 | $19.6M | 0.23% | +63,456+30.5% | Added |
| OrbiMed Advisors LLC | 275,000 | $19.8M | 0.45% | +275,000 | New |
| Primecap Management Co | 279,150 | $20.1M | 0.02% | −1,000−0.4% | Reduced |
| 22NW, LP | 281,115 | $20.2M | 15.92% | −50,000−15.1% | Reduced |
| Vestal Point Capital, LP | 285,000 | $20.5M | 0.57% | +285,000 | New |
| Great Point Partners LLC | 316,453 | $22.8M | 5.58% | +105,721+50.2% | Added |
| UBS Group AG | 320,172 | $23.0M | 0.00% | +32,611+11.3% | Added |
| Geode Capital Management, LLC | 346,795 | $25.0M | 0.00% | +92,434+36.3% | Added |
| Qube Research & Technologies Ltd | 390,675 | $28.1M | 0.04% | +66,760+20.6% | Added |