NET Power
NPWR · NYSE
$1.04+$0.03 (+2.97%)TodayMarket closed ·
Prev close $1.01
Who owns NPWR
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 28.1% of NPWR’s shares.
- Occidental Petroleum Corporation15.1%
- Nixon Peabody Financial Advisors LLC4.3%
- Daniel J. Rice IV 2018 Irrevocable Trust1.5%
- HITE Hedge Asset Management LLC1.3%
- Next 6 largest institutions5.9%
- All other shareholders71.9%
| Holder | Shares | % of shares |
|---|---|---|
| Occidental Petroleum Corporation | 34.00M | 15.13% |
| Nixon Peabody Financial Advisors LLC | 9.77M | 4.35% |
| Daniel J. Rice IV 2018 Irrevocable Trust | 3.30M | 1.47% |
| HITE Hedge Asset Management LLC | 2.85M | 1.27% |
| Adage Capital Management, L.P. | 2.84M | 1.26% |
| Toby Z Rice 2018 Irrevocable Trust | 2.80M | 1.24% |
| BlackRock Institutional Trust Company, N.A. | 2.19M | 0.97% |
| Peak6 Capital Management LLC | 1.99M | 0.88% |
| Vanguard Capital Management, LLC | 1.80M | 0.80% |
| Defiance ETFs, LLC | 1.56M | 0.69% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Defiance AI & Power Infrastructure ETF | 1.71M | 0.76% |
| Vanguard Total Stock Market Index Fund | 1.34M | 0.59% |
| iShares Russell 2000 ETF | 1.05M | 0.47% |
| Cohen & Steers Infrastructure Fund | 731.34K | 0.33% |
| Nuveen Equity Idx Fd | 672.16K | 0.30% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $9.68M (42 trades) of NPWR on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| 8 Rivers Capital, LLC | Sale | 150.00K | $276.07K |
| NPEH, LLC | Sale | 150.00K | $276.07K |
| 8 Rivers Capital, LLC | Sale | 100.00K | $193.52K |
| NPEH, LLC | Sale | 100.00K | $193.52K |
| NPEH, LLC | Sale | 41.35K | $79.08K |
| 8 Rivers Capital, LLC | Sale | 41.35K | $79.08K |
| NPEH, LLC | Sale | 201.55K | $384.26K |
| 8 Rivers Capital, LLC | Sale | 201.55K | $384.26K |
| NPEH, LLC | Sale | 507.10K | $990.52K |
| 8 Rivers Capital, LLC | Sale | 507.10K | $990.52K |
Short interest
Settled Sep 30, 2026
- Shares short
- 2.98M
- Days to cover
- 5.96
- % of shares outstanding
- 1.32%
- Average daily volume
- 499.14K
- Change since last report
- −3.8%
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