NPEH, LLC Sells Shares of NET Power Inc. Class A Common Stock

NPEH, LLC, a ten percent owner of NET Power Inc., has sold a significant number of shares of Class A Common Stock over three separate transactions. On October 23, 2025, NPEH sold 284,100 shares at a weighted average price of $3.6901 per share, reducing its holdings to 3,000,000 shares. On October 24, 2025, it sold 32,583 shares at a weighted average price of $3.7039 per share, bringing its holdings down to 2,967,417 shares. Finally, on October 27, 2025, NPEH sold 200,000 shares at a weighted average price of $3.7662 per share, leaving it with 2,767,417 shares. The sales were executed in multiple trades at varying prices, and detailed information on the number of shares sold at each price is available upon request.