NET Power Ownership | Who Owns NET Power?
NET Power Ownership Summary
NET Power is owned by 33.49% institutional investors, 50.32% insiders, and 16.19% retail investors. Share andrew l. is the largest institutional shareholder, holding 12.39% of NPWR shares.
NPWR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | NET Power | 33.49% | 50.32% | 16.19% |
| Sector | Industrials Stocks | 47.66% | 12.56% | 39.78% |
| Industry | Industrial Machinery Stocks | 47.74% | 9.56% | 42.70% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Share andrew l. | 9.77M | 12.39% | $15.24M |
| Adage capital partners gp | 2.51M | 3.23% | $7.55M |
| Vanguard group | 2.02M | 2.59% | $4.60M |
| Blackrock funding, inc. /de | 2.00M | 2.56% | $4.55M |
| Hite hedge asset management | 976.43K | 1.26% | $2.94M |
| Cohen & steers | 944.59K | 1.21% | $2.15M |
| Geode capital management | 831.55K | 1.07% | $1.90M |
| Two sigma investments, lp | 821.79K | 1.06% | $2.47M |
| Argentarii | 748.65K | 0.95% | $1.17M |
| Nuveen | 713.76K | 0.91% | $1.11M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| G.f.w. energy xii | 118.73K | 89.04% | $357.37K |
| Share andrew l. | 9.77M | 7.11% | $15.24M |
| Worth venture partners | 69.38K | 0.61% | $208.82K |
| Argentarii | 748.65K | 0.41% | $1.17M |
| Hite hedge asset management | 976.43K | 0.16% | $2.94M |
| Ardsley advisory partners lp | 107.82K | 0.04% | $324.53K |
| Centerbook partners lp | 437.77K | 0.04% | $682.92K |
| Sir capital management | 103.18K | 0.03% | $310.57K |
| Gsa capital partners llp | 186.24K | 0.02% | $291.00K |
| Kapstone financial advisors | 17.39K | 0.01% | $27.14K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Argentarii | 748.65K | 0.41% | 485.14K |
| Ubs group | 369.87K | 0.00% | 305.38K |
| Vanguard fiduciary trust | 249.02K | 0.00% | 249.02K |
| Vanguard group | 2.02M | 0.00% | 231.67K |
| Empowered funds | 444.73K | 0.01% | 221.53K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Kensico capital management | - | - | -1.69M |
| Centerbook partners lp | 437.77K | 0.04% | -1.41M |
| Khrom capital management | - | - | -1.08M |
| Marshall wace, llp | - | - | -737.95K |
| Hite hedge asset management | 976.43K | 0.16% | -701.68K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Vanguard fiduciary trust | 249.02K | 0.00% | 249.02K | $388.48K |
| Gsa capital partners llp | 186.24K | 0.02% | 186.24K | $291.00K |
| Ardsley advisory partners lp | 107.82K | 0.04% | 107.82K | $324.53K |
| Renaissance | 94.60K | 0.00% | 94.60K | $215.69K |
| Toroso investments | 86.00K | 0.00% | 86.00K | $258.87K |
Sold Out
| Holder | Change |
|---|---|
| Peak6 | -1.00 |
| Private wealth management group | -50.00 |
| Parkside financial bank & trust | -65.00 |
| Versant capital management | -103.00 |
| Gamma investing | -309.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 71 | -34.86% | 26,084,925 | -19.74% | 33 | 1.91% | 30 | -43.40% | 21 | -22.22% |
| Sep 30, 2025 | 107 | 4.90% | 32,488,739 | 7.62% | 41 | 2.47% | 51 | -7.27% | 27 | 22.73% |
| Jun 30, 2025 | 102 | -12.07% | 30,188,900 | -2.40% | 41 | 2.32% | 55 | -48.60% | 22 | 2100.00% |
| Mar 31, 2025 | 116 | - | 30,928,747 | - | 42 | - | 108 | - | - | - |
| Sep 30, 2024 | 92 | -3.16% | 30,684,984 | 3.16% | 42 | 2.49% | 49 | -14.04% | 20 | 17.65% |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 03, 2026 | NPEH, LLC | - | Sell | $204.25K |
| Mar 03, 2026 | 8 Rivers Capital, LLC | - | Sell | $204.25K |
| Feb 27, 2026 | NPEH, LLC | - | Sell | $9.49K |
| Mar 02, 2026 | NPEH, LLC | - | Sell | $163.77K |
| Feb 26, 2026 | NPEH, LLC | - | Sell | $3.76K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 36 |
| 2025 Q4 | - | 55 |
| 2025 Q3 | - | 1 |
| 2025 Q2 | - | 2 |
| 2025 Q1 | - | - |
NPWR Ownership FAQ
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