NET Power
Develops gas-fired power technology that produces electricity and a high-purity CO2 stream.
$1.83
After-hours close+0.01 (+0.27%)
At close$1.83(−3.44%)
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Breakdown13F · Form 4
Institutions 39.84%35.21M sharesInsiders 0.04%34.5K sharesOther 60.12%53.14M shares
Shares outstanding 88.38M · Float 43.87M · 49.6% free float
Institutions13F, as of Mar 31, 2026
120 holders · 35.21M shares · 17 new positions · 58 increased · 30 reduced · 19 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Share Andrew L. | 9.77M | 11.05% | 0 | Apr 28, 2026 |
| Hite Hedge Asset Management LLC | 2.76M | 3.13% | +2.01M | May 15, 2026 |
| BlackRock, Inc. | 2.14M | 2.42% | +147.7K | May 13, 2026 |
| Peak6 LLC | 1.99M | 2.25% | +641.2K | May 14, 2026 |
| Vanguard Capital Management LLC | 1.64M | 1.86% | +1.64Mnew | May 15, 2026 |
| Adage Capital Partners GP, L.L.C. | 1.54M | 1.74% | 0 | May 15, 2026 |
| Sourcerock Group LLC | 1.50M | 1.70% | +7.6K | May 15, 2026 |
| Two Sigma Investments, LP | 1.08M | 1.22% | +351.8K | May 15, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| 8 Rivers Capital, LLCincl. Damian Beauchamp, 8RCH, LLC +1 more | 17.86% | 18.97M | 13D | Aug 17, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Beauchamp Damian R. | 10 percent owner | 26.73M | 30.24% | Aug 11, 2025 |
| 8 Rivers Capital, LLC | 10 percent owner | 18.73M | 21.19% | Aug 27, 2026 |
| Npeh, LLC | 10 percent owner | 18.73M | 21.19% | Aug 27, 2026 |
| Joseph T. Kelliher | director | 30.1K | 0.03% | Apr 11, 2025 |
| Kelly Rosser | officer: Chief Accounting Officer | 2.5K | 0.00% | Apr 7, 2025 |
| Marc Horstman | officer: Chief Operating Officer | 1.8K | 0.00% | Jun 4, 2025 |
4 ten-percent owners hold 64.69M shares by Form 4 — the 13D/G table above shows those stakes, the figure above counts officers and directors only · 8 people have not refiled in the last 18 months (101.42M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 25, 2026 | 8 Rivers Capital, LLC10 percent owner | Sale | 201,550 | $1.91 | 1,041,350 |
| Aug 26, 2026 | 8 Rivers Capital, LLC10 percent owner | Sale | 41,350 | $1.91 | 1,000,000 |
| Aug 26, 2026 | Npeh, LLC10 percent owner | Sale | 41,350 | $1.91 | 1,000,000 |
| Aug 25, 2026 | Npeh, LLC10 percent owner | Sale | 201,550 | $1.91 | 1,041,350 |
| Aug 14, 2026 | 8 Rivers Capital, LLC10 percent owner | Sale | 507,100 | $1.95 | 1,242,900 |
| Aug 13, 2026 | 8 Rivers Capital, LLC10 percent owner | Sale | 200,000 | $1.62 | 1,750,000 |
| Aug 12, 2026 | 8 Rivers Capital, LLC10 percent owner | Sale | 50,000 | $1.63 | 1,950,000 |
| Aug 14, 2026 | Npeh, LLC10 percent owner | Sale | 507,100 | $1.95 | 1,242,900 |
| Aug 13, 2026 | Npeh, LLC10 percent owner | Sale | 200,000 | $1.62 | 1,750,000 |
| Aug 12, 2026 | Npeh, LLC10 percent owner | Sale | 50,000 | $1.63 | 1,950,000 |
CongressHouse and Senate disclosures
Not reported.