NET Power Inc. — Director's Dealing 2025

Nov 25, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NET Power Inc. (NPWR)
CIK: 0001845437
Period of Report: 2025-11-20

Reporting Person: NPEH, LLC (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-11-20	Class A Common Stock	S	132837	$2.5971	Disposed	3117163	Direct
2025-11-21	Class A Common Stock	S	17163	$2.5012	Disposed	3100000	Direct

Footnotes

F1: The price reported reflects the weighted average sales price. The shares of Class A Common Stock were sold in multiple trades at prices ranging from $2.50 to $2.7406. NPEH, LLC ("NPEH") will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

F2: The price reported reflects the weighted average sales price. The shares of Class A Common Stock were sold in multiple trades at prices ranging from $2.50 to $2.505. NPEH will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.