Form4insider filings, from the source

SEC Form 4 · accession 0001104659-26-097370

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 12, 2026
Accepted (ET)
Aug 14, 2026 · 6:01 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 12, 2026S50,000$1.6315D1,950,000D
Class A Common StockF2Aug 13, 2026S200,000$1.6192D1,750,000D
Class A Common StockF3Aug 14, 2026S507,100$1.9533D1,242,900D

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses