Nektar Therapeutics Ownership | Who Owns Nektar Therapeutics?
Nektar Therapeutics Ownership Summary
Nektar Therapeutics is owned by 146.02% institutional investors, 0.45% insiders. Fmr is the largest institutional shareholder, holding 20.49% of NKTR shares. Fidelity Growth Compy Commingled Pl S is the top mutual fund, with 6.86% of its assets in Nektar Therapeutics shares.
NKTR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Nektar Therapeutics | 146.02% | 0.45% | -46.46% |
| Sector | Healthcare Stocks | 244.59% | 12.11% | -156.70% |
| Industry | Biotech Stocks | 379.61% | 11.70% | -291.31% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Fmr | 5.07M | 20.49% | $353.79M |
| Two seas capital lp | 3.09M | 12.50% | $215.87M |
| Blackrock funding, inc. /de | 2.94M | 11.89% | $205.37M |
| Bvf inc/il | 2.39M | 9.67% | $166.92M |
| Blackrock | 15.16M | 7.78% | $18.79M |
| Vanguard group | 1.03M | 7.29% | $43.43M |
| Vanguard capital management | 1.50M | 6.05% | $104.50M |
| Two sigma investments, lp | 1.20M | 4.86% | $83.91M |
| Vestal point capital, lp | 1.00M | 4.04% | $69.81M |
| Morgan stanley | 936.56K | 3.79% | $65.38M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| 22nw, lp | 281.12K | 18.75% | $19.62M |
| Prosight management, lp | 810.00K | 9.74% | $56.55M |
| Apeiron capital | 106.43K | 4.77% | $7.43M |
| Two seas capital lp | 3.09M | 4.28% | $215.87M |
| Bvf inc/il | 2.39M | 4.27% | $166.92M |
| Dafna capital management | 318.38K | 4.24% | $22.23M |
| Act capital management | 89.30K | 4.07% | $6.23M |
| Stonepine capital management | 120.65K | 3.94% | $8.42M |
| Superstring capital management lp | 51.27K | 2.87% | $2.92M |
| Birchview capital, lp | 81.00K | 2.64% | $5.65M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 15.16M | 0.00% | 9.28M |
| Altium capital management lp | 3.00M | 0.79% | 2.99M |
| Blackrock funding, inc. /de | 2.94M | 0.00% | 2.25M |
| Two seas capital lp | 3.09M | 4.28% | 1.13M |
| Fmr | 5.07M | 0.02% | 764.73K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Samlyn capital | - | - | -9.67M |
| Eventide asset management | - | - | -6.65M |
| Almitas capital | - | - | -4.61M |
| Lynx1 capital management lp | - | - | -2.07M |
| Assenagon asset management | - | - | -1.69M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Deep track capital, lp | 300.00K | 0.30% | 300.00K | $20.94M |
| Sixth street partners management company | 284.97K | 0.00% | 284.97K | $19.89M |
| Norges bank | 215.30K | 0.00% | 215.30K | $15.03M |
| Two sigma advisers, lp | 178.91K | 0.02% | 178.91K | $10.18M |
| Soleus capital management | 128.36K | 0.31% | 128.36K | $8.96M |
Sold Out
| Holder | Change |
|---|---|
| Salomon & ludwin | -3.00 |
| Mai capital management | -4.00 |
| Clearstead advisors | -5.00 |
| Cornerstone planning group | -5.00 |
| Arlington trust | -6.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 257 | 16.82% | 36,119,005 | 35.28% | 146 | 0.84% | 177 | 21.23% | 44 | -2.22% |
| Mar 31, 2026 | 214 | 15.05% | 26,436,045 | 52.71% | 130 | 0.86% | 141 | 27.03% | 44 | - |
| Dec 31, 2025 | 68 | -57.23% | 5,169,695 | -64.12% | 36 | 0.35% | 44 | -59.26% | 14 | -48.15% |
| Sep 30, 2025 | 37 | -66.36% | 1,954,060 | -74.48% | 13 | 0.47% | 24 | -17.24% | 6 | -91.67% |
| Jun 30, 2025 | 37 | -77.30% | 2,048,084 | -98.35% | 14 | 0.42% | 10 | -86.49% | 27 | -44.90% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Fidelity Growth Compy Commingled Pl S | 2.32M | 6.86% | - |
| Fidelity Growth Company Fund | 1.83M | 5.42% | -2.26K |
| Eventide Healthcare & Life Sciences I | 6.65M | 3.57% | - |
| Vanguard Total Stock Mkt Idx Inv | 1.08M | 3.18% | 47.84K |
| Vanguard Morn Total Stk Mkt Idx Investor | 1.08M | 3.18% | 47.84K |
| Vanguard MStar Total Stk Mkt Idx Invest | 1.08M | 3.16% | 3.91K |
| Vanguard US Total Market Shares ETF | 5.72M | 3.08% | - |
| iShares Russell 2000 ETF | 876.68K | 2.59% | -15.55K |
| Fidelity Growth Company K6 | 495.04K | 1.47% | 2.26K |
| Fidelity Series Growth Company | 419.82K | 1.24% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 18, 2026 | Zalevsky Jonathan | Chief R&D Officer | Sell | $13.39K |
| Aug 18, 2026 | ROBIN HOWARD W | President & CEO | Sell | $30.09K |
| Jun 30, 2026 | Zalevsky Jonathan | Chief R&D Officer | Sell | $397.67K |
| Jun 16, 2026 | ROBIN HOWARD W | President & CEO | Sell | $285.15K |
| Jun 17, 2026 | ROBIN HOWARD W | President & CEO | Sell | $334.45K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | - | 2 |
| 2026 Q2 | - | 8 |
| 2026 Q1 | - | 3 |
| 2025 Q4 | - | 3 |
| 2025 Q3 | - | 20 |
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