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, 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 |
|---|---|---|---|---|---|
| Emerald Advisers, LLC | 394,604 | $28.4M | 0.90% | +10,262+2.7% | Added |
| Millennium Management LLC | 404,277 | $29.1M | 0.02% | −49,798−11.0% | Reduced |
| Lord, Abbett & Co. LLC | 405,080 | $29.1M | 0.10% | +405,080 | New |
| Woodline Partners LP | 415,335 | $29.9M | 0.11% | +311,335+299.4% | Added |
| Sofinnova Investments, Inc. | 509,546 | $36.7M | 1.84% | +70,916+16.2% | Added |
| Citadel Advisors LLC | 513,531 | $36.9M | 0.03% | +203,754+65.8% | Added |
| Invesco Ltd. | 567,458 | $40.8M | 0.00% | +99,299+21.2% | Added |
| Armistice Capital, LLC | 578,000 | $41.6M | 1.37% | −18,000−3.0% | Reduced |
| Morgan Stanley | 659,387 | $47.4M | 0.00% | +92,966+16.4% | Added |
| BlackRock, Inc. | 692,650 | $49.8M | 0.00% | +47,043+7.3% | Added |
| Prosight Management, LP | 735,000 | $52.9M | 8.67% | +180,367+32.5% | Added |
| Two Sigma Investments, LP | 930,741 | $67.0M | 0.06% | +457,727+96.8% | Added |
| Vanguard Capital Management LLC | 1,197,055 | $86.1M | 0.00% | +1,197,055 | New |
| Two Seas Capital LP | 1,959,178 | $141.0M | 6.51% | +1,213,993+162.9% | Added |
| BVF Inc | 2,559,595 | $184.2M | 5.87% | +1,000,000+64.1% | Added |
| FMR LLC | 4,303,188 | $309.6M | 0.02% | +4,202,059+4,155.1% | Added |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −308,414−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −295,716−100.0% | Sold out |
| StemPoint Capital LP | 0 | $0 | 0.00% | −178,274−100.0% | Sold out |
| Nantahala Capital Management, LLC | 0 | $0 | 0.00% | −112,946−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −111,900−100.0% | Sold out |
| Propel Bio Management, LLC | 0 | $0 | 0.00% | −82,822−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −42,277−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −35,000−100.0% | Sold out |
| Simplify Asset Management Inc. | 0 | $0 | 0.00% | −28,000−100.0% | Sold out |
| Ishara Investments LP | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −18,352−100.0% | Sold out |
| Knott David M Jr | 0 | $0 | 0.00% | −15,500−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −13,811−100.0% | Sold out |
| CIBC World Markets Inc. | 0 | $0 | 0.00% | −13,282−100.0% | Sold out |
| HB Wealth Management, LLC | 0 | $0 | 0.00% | −9,244−100.0% | Sold out |
| Sigma Planning Corp | 0 | $0 | 0.00% | −9,000−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −7,200−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −7,035−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −5,761−100.0% | Sold out |
| 49 Wealth Management, LLC | 0 | $0 | 0.00% | −5,430−100.0% | Sold out |
| Opal Capital LLC | 0 | $0 | 0.00% | −5,948−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −2,179−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Founders Capital Management | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| EFG International AG | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| SJS Investment Consulting Inc. | 0 | $0 | 0.00% | −58−100.0% | Sold out |
| Arlington Trust Co LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Norges Bank | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| ORG Partners LLC | – | – | – | – | Not filed |