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.
NET Power Inc. director-related entities reported a sale of Class A common stock. On 12/24/2025, NPEH, LLC sold 170,000 shares of NET Power Inc. Class A Common Stock at a weighted average price of $2.2096 per share, in multiple trades between $2.18 and $2.27. Following this transaction, NPEH, LLC beneficially owned 2,050,000 shares, reported as indirectly owned. The filing identifies 8 Rivers Capital, LLC as manager and majority equity holder of NPEH and notes that 8 Rivers and Damian R. Beauchamp may be deemed indirect beneficial owners only to the extent of their pecuniary interests, while each disclaims broader beneficial ownership.
NET Power Inc. reported insider share sales by a director-level reporting person on a Form 4. The reporting entity sold a total of 100,000 shares of Class A common stock on 12/19/2025 at a weighted average price of $2.3431, another 100,000 shares on 12/22/2025 at a weighted average price of $2.2646, and 130,000 shares on 12/23/2025 at a weighted average price of $2.1666. After these sales, the reporting person beneficially owned 2,220,000 shares of Class A common stock directly. Each price reported is a weighted average for multiple trades within stated price ranges, and the reporting person has agreed to provide full trade details upon request.
NET Power Inc. reported insider share sales linked to director Damian R. Beauchamp through entity NPEH, LLC. On December 19, 2025, NPEH sold 100,000 shares of Class A common stock at a weighted average price of $2.3431. On December 22, 2025, it sold another 100,000 shares at a weighted average price of $2.2646, and on December 23, 2025, it sold 130,000 shares at a weighted average price of $2.1666.
After these transactions, NPEH continued to beneficially own 2,220,000 shares of NET Power Class A common stock indirectly. The filing explains that 8 Rivers Capital, LLC may be deemed a beneficial owner of the securities held by NPEH, and that Damian R. Beauchamp may be deemed an indirect beneficial owner through his interest in 8 Rivers, though both disclaim beneficial ownership beyond their pecuniary interests.
NET Power Inc. (NPWR) disclosed that a 10% owner reported selling 40,000 shares of its Class A common stock on December 9, 2025. The reported weighted average sale price was $2.8235 per share, with individual trades executed between $2.80 and $2.855 per share. After these transactions, the reporting person beneficially owned 2,550,000 shares of NET Power Class A common stock, held directly. The filer noted that detailed trade-by-trade pricing information is available upon request.
NET Power Inc. reported an insider transaction involving a director and more than one reporting person. On 12/09/2025, an affiliated entity, NPEH, LLC, sold 40,000 shares of NET Power Class A common stock at a weighted average price of $2.8235 per share, in multiple trades between $2.80 and $2.855 per share. Following this sale, NPEH, LLC beneficially owned 2,550,000 shares, held indirectly. 8 Rivers Capital, LLC is described as the manager and majority equity holder of NPEH and may be deemed a beneficial owner, while its principal, Damian R. Beauchamp, may be deemed an indirect beneficial owner through his interest in 8 Rivers. Both 8 Rivers and Mr. Beauchamp expressly disclaim beneficial ownership beyond their pecuniary interests.
NET Power Inc. insider group reports updated ownership and recent sales. 8 Rivers Capital, NPEH, Damian Beauchamp and 8RCH report beneficial ownership of 23,279,880 shares of NET Power Class A common stock, representing 22.25% of the class. This percentage is based on 83,919,757 Class A shares outstanding as of November 11, 2025, plus shares issuable to NPEH upon exchange of Opco Units. The filing notes that between November 17, 2025 and December 9, 2025, NPEH sold 1,288,653 shares of Class A common stock. Through a series of holding entities and voting arrangements, Mr. Beauchamp and 8RCH may be deemed to share voting and dispositive power over these shares.
NET Power Inc. 10% owner NPEH, LLC reported selling a total of 310,000 shares of Class A common stock in early December 2025. The sales occurred in three open-market transactions: 65,000 shares on December 4 at a weighted average price of $2.9424, 105,000 shares on December 5 at $2.9064, and 140,000 shares on December 8 at $2.8091. The prices reflect multiple trades in ranges from $2.75 to $3.00. After these transactions, NPEH, LLC beneficially owned 2,590,000 Class A shares directly.
NET Power Inc. director-linked entity reports multiple stock sales. An indirect holder, NPEH, LLC, reported three open‑market sales of NET Power Class A common stock in early December 2025. On December 4, 2025, NPEH sold 65,000 shares at a weighted average price of $2.9424 per share. On December 5, 2025, it sold 105,000 shares at a weighted average price of $2.9064, and on December 8, 2025, it sold 140,000 shares at a weighted average price of $2.8091.
Following these transactions, NPEH reported indirect beneficial ownership of 2,590,000 NET Power Class A shares. The filing notes that 8 Rivers Capital, LLC, as manager and majority equity holder of NPEH, and Damian R. Beauchamp, as a majority owner of 8 Rivers, may each be deemed indirect beneficial owners to the extent of their pecuniary interests, while both disclaim beneficial ownership beyond those interests.
NET Power Inc. director reports an indirect share sale. An entity affiliated with director Damian R. Beauchamp, NPEH, LLC, sold 200,000 shares of NET Power Class A common stock on 11/28/2025 at a weighted average price of $2.9354 per share.
The shares were sold in multiple trades at prices ranging from $2.885 to $3.015. After these transactions, NPEH indirectly holds 2,900,000 NET Power shares. 8 Rivers Capital, LLC may be deemed a beneficial owner of the securities held by NPEH through its approximately 90.9% equity interest, and Mr. Beauchamp may be deemed an indirect beneficial owner through his approximately 68.5% interest in 8 Rivers, in each case only to the extent of respective pecuniary interests.
NET Power Inc. director reported selling 200,000 shares of Class A common stock on 11/28/2025. The sale was coded as an open-market or similar disposition and was executed at a weighted average price of $2.9354 per share, with individual trades occurring between $2.885 and $3.015. After this transaction, the reporting person beneficially owned 2,900,000 shares of Class A common stock, held directly.