Form4insider filings, from the source

SEC Form 4 · accession 0001104659-26-102534

Net Power Inc. · NPWR

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
NPEH, LLC
10% Owner
Period of report
Aug 25, 2026
Accepted (ET)
Aug 27, 2026 · 6:02 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001845437

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Class A Common StockF1Aug 25, 2026S201,550$1.9065D1,041,350D
Class A Common StockF2Aug 26, 2026S41,350$1.9124D1,000,000D

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses