NET Power Inc. filings document the formal reporting record of an emerging growth energy technology company developing low-carbon gas power solutions. Its Form 8-K reports include operating and financial results, business updates, project-development disclosures, executive appointments, board changes and Regulation FD communications related to power-generation site and interconnection matters.
The company’s proxy materials cover annual meeting voting items, director elections, auditor ratification and governance procedures. Other filings describe capital-structure and tax matters connected to NET Power Operations LLC, Opco Units, Class A common stock exchange mechanics, the terminated tax receivable agreement and related public-company obligations.
NPEH, LLC, a 10% owner of NET Power Inc., reported selling 349,255 shares of Class A Common Stock over three days in August 2026 in open market or private transactions. The weighted average prices were $1.5394, $1.5104 and $1.5062, with individual trades between $1.50–$1.55 and $1.50–$1.52.
NPEH, LLC, a ten percent owner of NET Power Inc., reported selling an aggregate 255,858 shares of Class A Common Stock in open-market or private transactions on July 28–30, 2026. The sales were executed at weighted-average prices of $1.4721, $1.4073 and $1.4284 per share across multiple trades within stated price ranges. The prices reported are weighted averages, and detailed trade-level prices are available from NPEH on request.
8 Rivers Capital, LLC and Damian R. Beauchamp, both 10% owners of NET Power Inc., reported indirect sales of an aggregate 255,858 shares of Class A Common Stock by NPEH, LLC on July 28–30, 2026, at weighted-average prices between $1.40 and $1.495 per share, while each disclaims beneficial ownership beyond their pecuniary interests.
NET Power Inc. reported that NPEH, LLC, an entity managed by 8 Rivers Capital, executed open-market sales totaling 209,142 shares of Class A Common Stock from July 21–23, 2026. The reported weighted average prices reflect trade ranges between $1.50 and $1.56 per share.
8 Rivers Capital and co-reporting person Damian R. Beauchamp are ten percent owners and may be deemed indirect beneficial owners through their interests in NPEH, but each disclaims beneficial ownership beyond their pecuniary interest.
NPEH, LLC, a ten percent owner of NET Power Inc., reported sales totaling 209,142 shares of Class A Common Stock on July 21–23, 2026. The trades used weighted-average prices of $1.53, $1.5258, and $1.5066 per share, with individual trades between $1.50 and $1.56.
NET Power Inc. reported the final voting results from its annual meeting of stockholders held on June 3, 2026. Stockholders elected three Class III directors—Joseph Kelliher, Brad Pollack, and Daniel J. Rice IV—to serve until the 2029 annual meeting and until their successors are elected and qualified.
Support for the nominees was strong, with each receiving over 169 million votes in favor. Stockholders also ratified the appointment of KPMG LLP as the independent registered public accounting firm for the fiscal year ending December 31, 2026, with over 190 million votes cast in favor.
NET Power Inc. filed an initial ownership report for Chief Financial Officer Ned Leland Shuman. The filing shows he holds 529,801 restricted stock units (RSUs), which were granted on April 13, 2026 and vest on April 13, 2029, subject to continued employment. All reported RSUs are held as direct ownership.
NPEH, LLC, a 10% owner of NET Power Inc., reported open-market sales of Class A Common Stock. It sold 400,000 shares on May 12, 2026 at a weighted average price of $2.4389 per share and 35,000 shares on May 13, 2026 at a weighted average price of $2.4329 per share. After these transactions, NPEH, LLC holds 2,965,000 Class A shares directly.
NET Power Inc. reported insider activity involving an entity associated with major holder 8 Rivers Capital, LLC and Damian R. Beauchamp. NPEH, LLC sold a total of 435,000 shares of Class A Common Stock in open-market transactions at weighted average prices of $2.4329 and $2.4389 per share across two days. After these sales, 2,965,000 shares of Class A Common Stock remain indirectly held through NPEH, LLC. 8 Rivers and Mr. Beauchamp each state they may be deemed beneficial owners only to the extent of their pecuniary interests and expressly disclaim broader beneficial ownership.
NET Power Inc. investors 8 Rivers Capital, NPEH, Damian Beauchamp and 8RCH have updated their Schedule 13D to reflect recent share sales and current ownership. Between January 29, 2026 and May 13, 2026, NPEH sold 1,289,780 shares of NET Power Class A common stock.
After these transactions, the reporting group reports beneficial ownership of 20,694,880 shares of Class A common stock, representing 19.50% of the class. This total includes 2,965,000 Class A shares held directly by NPEH and 17,729,880 Opco Units that are exchangeable on a one‑for‑one basis into Class A shares, based on 88,383,801 Class A shares outstanding as of May 7, 2026.