Welcome to our dedicated page for NET POWER SEC filings (Ticker: NPWR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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. (NPWR) furnished an update on its business by announcing it issued a press release with financial results for the quarter ended September 30, 2025. The release was provided as Exhibit 99.1 and is incorporated by reference.
The company stated the information under Item 2.02 and Exhibit 99.1 is being furnished, not filed, and therefore is not subject to liabilities under Section 18 of the Exchange Act, nor incorporated into other SEC filings except by specific reference. The report is signed by Chief Executive Officer Daniel J. Rice IV.
NET Power Inc. (NPWR): A Schedule 13D/A (Amendment No. 8) reports that the reporting group led by 8 Rivers Capital, LLC and NPEH, LLC beneficially owns 24,568,533 shares of Class A Common Stock, representing 23.49% of the class.
The position includes 3,838,653 shares held directly by NPEH and 20,729,880 Opco Units exchangeable one‑for‑one into Class A Common Stock; an equal number of Class B shares are cancelled upon exchange. On November 3, 2025, NPEH exchanged 2,000,000 Opco Units for Class A shares and sold 134,347 shares between October 30 and November 3. The percentage is calculated using 83,882,957 shares outstanding, comprised of 77,882,957 shares outstanding as of August 7, 2025, 2,161,347 shares sold by NPEH between October 15 and November 3, and 3,838,653 shares held directly by NPEH, plus 20,729,880 shares issuable upon Opco Unit exchange.
On November 2, 2025, Cynda Beauchamp sold her interests in 8RCH to Damian Beauchamp and now reports 0% beneficial ownership, exiting as a reporting person.
NET Power (NPWR) filed a Form 4 showing insider-related transactions by NPEH, LLC. NPEH sold 18,116 shares of Class A Common Stock on 10/31/2025 at a weighted average price of $4.0527, and sold 8,477 shares on 11/03/2025 at a weighted average price of $4.0025. On 11/03/2025, NPEH exchanged 2,000,000 Class A Units of NET Power Operations LLC for 2,000,000 shares of Class A Common Stock.
In connection with the exchange, 2,000,000 shares of Class B Common Stock corresponding to those units were cancelled. Following these transactions, NPEH reported 3,838,653 Class A shares beneficially owned indirectly. The filing notes NPEH’s relationship to 8 Rivers Capital, LLC and Damian R. Beauchamp, with customary beneficial ownership disclaimers.
NET Power (NPWR): NPEH, LLC, a 10% owner, reported open‑market sales of 18,116 and 8,477 Class A shares at weighted average prices of $4.0527 and $4.0025.
On November 3, 2025, NPEH exchanged 2,000,000 Class A Units of NET Power Operations LLC for 2,000,000 Class A Common shares; an equal number of Class B shares were cancelled. Following the transactions, NPEH directly owned 3,838,653 Class A shares and 20,729,880 Class B shares.
NET Power Inc. (NPWR): Insider activity reported on Form 4. A reporting person, through NPEH, LLC, sold 18,116 shares of Class A Common Stock on 10/31/2025 at a weighted average price of $4.0527. After this sale, 1,847,130 Class A shares were indirectly held.
On 11/02/2025, journal transactions (code J) reflect the reporting person’s exit from indirect ownership via the sale of upstream interests tied to NPEH. Following these entries, beneficial ownership reported became 0 for Class A Common Stock and 0 for Class B Common Stock (22,729,880 previously shown), and 0 for 22,729,880 Class A Units of NET Power Operations LLC. Each Class A Unit is exchangeable, together with canceling a corresponding Class B share, into one share of Class A Common Stock or cash at the issuer’s election, and has no expiration date.
NET Power Inc. (NPWR) reported insider share sales by NPEH, LLC across three days. On 10/28/2025, it sold 7,585 Class A shares at a weighted average price of $3.7695, leaving 2,759,832 shares directly owned. On 10/29/2025, it sold 786,832 shares at a weighted average of $4.1166, leaving 1,973,000. On 10/30/2025, it sold 107,754 shares at a weighted average of $4.0376, leaving 1,865,246 directly owned.
The filing notes weighted-average prices based on multiple trades: $3.72–$3.78 on 10/28, $3.72–$4.315 on 10/29, and $4.00–$4.105 on 10/30. NPEH stated it will provide full trade details upon request.
NET Power (NPWR): insider-affiliated entity reports stock sales. NPEH, LLC reported open-market sales of Class A Common Stock over three days. On 10/28/2025 it sold 7,585 shares at a weighted average price of $3.7695. On 10/29/2025 it sold 786,832 shares at a weighted average price of $4.1166. On 10/30/2025 it sold 107,754 shares at a weighted average price of $4.0376.
Following these transactions, NPEH, LLC reported indirect beneficial ownership of 1,865,246 shares. The prices reflect weighted averages for multiple trades, with disclosed ranges of $3.72–$3.78, $3.72–$4.315, and $4.00–$4.105, respectively.
NET Power Inc. (NPWR): Schedule 13D/A Amendment No. 7 updates ownership by 8 Rivers–affiliated entities. The reporting group discloses beneficial ownership of 24,702,880 shares of Class A common stock, representing 23.61% of the class. This includes 1,973,000 shares of Class A common stock held directly by NPEH and 22,729,880 Opco Units exchangeable one-for-one into Class A shares, with an equal number of Class B shares to be cancelled upon exchange.
NPEH exchanged 4,000,000 Opco Units for 4,000,000 Class A shares on October 14, 2025, then sold 2,027,000 Class A shares between October 15–29, 2025, leaving 1,973,000 Class A shares held directly. The percentage calculation references 79,909,957 Class A shares outstanding, comprised of 77,882,957 outstanding as of August 7, 2025 and 2,027,000 shares sold by NPEH following the exchange. The reporting persons report 0 sole voting/dispositive power and 24,702,880 shared voting and shared dispositive power.
NET Power Inc. (NPWR) received a Form 4 reporting open-market sales of its Class A Common Stock by NPEH, LLC. The filing lists three sales: 284,100 shares on 10/23/2025 at a weighted average price of $3.6901; 32,583 shares on 10/24/2025 at $3.7039; and 200,000 shares on 10/27/2025 at $3.7662. Following these transactions, the reporting person directly beneficially owned 2,767,417 shares.
The filing notes that each day’s price reflects a weighted average across multiple trades: $3.33–$4.05 on 10/23/2025, $3.70–$3.725 on 10/24/2025, and $3.705–$3.85 on 10/27/2025. The sales were reported as dispositions and the ownership form is direct.
NET Power (NPWR): Section 16 filers reported open-market sales of Class A common stock. The reporting persons, filing jointly, disclosed sales indirectly through NPEH, LLC on three dates: 284,100 shares on 10/23/2025 at a weighted average price of $3.6901; 32,583 shares on 10/24/2025 at $3.7039; and 200,000 shares on 10/27/2025 at $3.7662. Following these transactions, 2,767,417 shares were beneficially owned indirectly by NPEH, LLC.
The footnotes state that each day’s sales occurred in multiple trades within stated price ranges, and that 8 Rivers Capital, LLC may be deemed a beneficial owner through its interest in NPEH. The reporting relationship is indicated as Director and 10% Owner.