// company-profile
NET Power Inc.
NPWRExchangeNYSESectorElectrical Industrial ApparatusInc.NCFilings122Insiders23
// api This NET Power Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, NET Power Inc. insiders sold $2.1M across 4 transactions with no open-market purchases.
- Most active insider: 8 Rivers Capital, LLC with 2 transactions totaling $1.1M.
- Largest single sale: $976K by 8 Rivers Capital, LLC on May 12, 2026.
Activity skews bearish — sales outpace buys.
Institutional Ownership
Top 13F-HR holders of NET Power Inc. as of 2026-03-31
Total reported AUM
$53.5M
QoQ change
-23.6%
Reporting period
2026-03-31
#1
Share Andrew L.
CIK 1693672
$15.2M
9.8M shares
#2
HITE Hedge Asset Management LLC
CIK 1568939
$4.3M
2.8M shares
#3
PEAK6 LLC
CIK 1389958
$3.1M
2.0M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 13, 2026 | 8 Rivers Capital, LLC | NPWR | Sale | 35,000 | $2.43 | $85K |
| May 13, 2026 | NPEH, LLC | NPWR | Sale | 35,000 | $2.43 | $85K |
| May 12, 2026 | 8 Rivers Capital, LLC | NPWR | Sale | 400,000 | $2.44 | $976K |
| May 12, 2026 | NPEH, LLC | NPWR | Sale | 400,000 | $2.44 | $976K |
| Mar 6, 2026 | NPEH, LLC | NPWR | J | 3,000,000 | — | — |
45 more transactions hidden
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