Net Power INC Form 4 insider transactions

NPEH, LLC, a 10% owner and director of NET Power Inc., sold 170,000 shares of Class A Common Stock for a weighted average price of $2.2096 per share.

8 Rivers Capital, a 10% owner and director of NET Power Inc., sold 170,000 shares of Class A Common Stock for approximately $2.21 per share.

NPEH, LLC, a 10% owner and director of NET Power Inc., reported the sale of 330,000 Class A Common Stock shares in late 2025.

8 Rivers Capital, a 10% owner and entity associated with Director Damian R. Beauchamp, sold 330,000 shares of NET Power Inc. Class A Common Stock over three days in December 2025.

NPEH, LLC, a 10% owner and director of NET Power Inc., reported a planned sale of 40,000 shares of Class A Common Stock for a weighted average price of $2.8235 per share.

A 10% owner and director of NET Power Inc. sold 40,000 shares of Class A Common Stock for approximately $112,940.

NPEH, LLC, a director and 10% owner of NET Power Inc., reported selling 310,000 shares of Class A Common Stock over three days in December 2025.

8 Rivers Capital, LLC and Damian R. Beauchamp, a director and 10% owner of NET Power Inc., reported selling 310,000 shares of Class A Common Stock over three days in December 2025.

8 Rivers Capital, a 10% owner and director of NET Power Inc., executed a planned sale of 200,000 shares of Class A Common Stock for approximately $2.94 per share.

NPEH, LLC, a significant shareholder and director of NET Power Inc., reported the sale of 200,000 Class A Common Stock shares.

NPEH, LLC, a significant shareholder and director of NET Power Inc., reported the sale of 150,000 shares of Class A Common Stock in late November 2025.

8 Rivers Capital, a 10% owner and director of NET Power Inc., sold 150,000 shares of Class A Common Stock over two days in November 2025.

NPEH, LLC, a 10% owner and director of NET Power Inc., reported selling 588,653 shares of Class A Common Stock in two transactions.

8 Rivers Capital and Director Damian Beauchamp reported sales of NET Power Class A Common Stock totaling 588,653 shares in mid-November 2025.

8 Rivers Capital, a 10% owner and director, reported sales of Class A Common Stock and a significant exchange of Class A Units for Class A Common Stock in NET Power Inc. pursuant to a 10b5-1 plan.

NPEH, a 10% owner of NET Power Inc., reported planned sales of Class A Common Stock and an exchange of Class A Units for Class A Common Stock under a Rule 10b5-1 plan.

Cynda Beauchamp, a 10% owner of NET Power Inc., reported the sale of Class A Common Stock and the complete divestiture of her indirect beneficial ownership in the company.

NPEH, LLC, a 10% owner and director of NET Power Inc., sold approximately $3.7 million worth of Class A Common Stock over three days in late October 2025.

8 Rivers Capital, a 10% owner and director of NET Power Inc., sold a significant portion of its Class A Common Stock holdings through NPEH, LLC over three days in late October 2025.

NPEH, LLC, a 10% owner and director of NET Power Inc., reported selling 516,683 shares of Class A Common Stock across three transactions in late October 2025.

8 Rivers Capital, a 10% owner and director of NET Power Inc., has filed a Form 4 detailing planned sales of over 516,000 Class A Common Stock shares in late October 2025 under a 10b5-1 plan.

8 Rivers Capital, a 10% owner and director, along with affiliated individuals, reported the sale of 479,300 shares of NET Power Inc. Class A Common Stock over three days in October 2025.

NPEH, LLC, a 10% owner and director of NET Power Inc., sold 479,300 Class A Common Stock shares in October 2025 through pre-arranged transactions.

NPEH, LLC, a 10% owner and director of NET Power Inc., converted 4 million Class A Units into Class A Common Stock and subsequently sold over 236,000 shares.

8 Rivers Capital, a 10% owner and director of NET Power Inc., sold over 236,000 shares of Class A Common Stock in mid-October 2025 after converting units.

SK Inc., a 10% owner and director of NET Power Inc., has filed to dispose of its entire indirect beneficial ownership of Class B Common Stock and Class A Units, effective July 30, 2025.

A significant shareholder and director of NET Power Inc. has sold their entire beneficial ownership of Class A Common Stock.

NET Power Inc. Director Alejandra Veltmann has been granted 67,568 Restricted Stock Units (RSUs) as part of her compensation, aligning her interests with shareholders.

NET Power Inc. Director Carol R. Peterson was granted 67,568 restricted stock units on June 3, 2025, increasing her direct beneficial ownership to 104,381 units.

NET Power Inc. Director Joseph T. Kelliher has acquired 67,568 Restricted Stock Units (RSUs) as part of his compensation, aligning his interests with the company's long-term performance.