NPWR 13D/A: 4.0M unit exchange and 2.027M share sale disclosed
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.
Positive
- None.
Negative
- None.
Insights
Ownership updated to 23.61% via exchanges and sales; administrative.
The filing details a revised ownership position by entities affiliated with 8 Rivers and NPEH. The group reports beneficial ownership of 24,702,880 Class A shares (23.61%), consisting of 1,973,000 directly held shares and 22,729,880 Opco Units exchangeable one-for-one into Class A. Voting and dispositive authority are reported as shared for the full amount, with no sole power.
The mechanics show an exchange of 4,000,000 Opco Units on October 14, 2025 followed by sales of 2,027,000 Class A shares during October 15–29, 2025. The outstanding share base used is 79,909,957, anchored to the issuer’s prior figure plus shares sold following the exchange.
This is a governance and ownership update rather than an operational event. Actual market impact depends on holder activity; the filing lists permitted changes already completed within the stated dates.
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 7)
|
NET Power Inc. (Name of Issuer) |
Class A Common Stock, par value $0.0001 (Title of Class of Securities) |
64107A105 (CUSIP Number) |
Min Lee 8 Rivers Capital, LLC, 406 Blackwell Street, 4th Floor Durham, NC, 27701 919-667-1800 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) |
10/27/2025 (Date of Event Which Requires Filing of This Statement) |
SCHEDULE 13D
|
| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
8 Rivers Capital, LLC | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
WC, OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
DELAWARE
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
24,702,880.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
23.61 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
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| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
NPEH, LLC | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
DELAWARE
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
24,702,880.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
23.61 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
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| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
TILLANDSIA, INC. | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
WC, OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
DELAWARE
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
0.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
0 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
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| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
ARECA, INC. | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
WC, OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
DELAWARE
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
0.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
0 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
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| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
CHAMAEDOREA, INC. | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
WC, OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
DELAWARE
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
0.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
0 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
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| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
Damian Beauchamp | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
PF | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
UNITED STATES
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
24,702,880.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
23.61 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13D
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| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
8RCH, LLC | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
WC | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
DELAWARE
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
24,702,880.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
23.61 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
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| CUSIP No. | 64107A105 |
| 1 |
Name of reporting person
Cynda Beauchamp | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b) | ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
| ||||||||
| 6 | Citizenship or place of organization
UNITED STATES
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
24,702,880.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
| ||||||||
| 13 | Percent of class represented by amount in Row (11)
23.61 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13D
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| Item 1. | Security and Issuer | |
| (a) | Title of Class of Securities:
Class A Common Stock, par value $0.0001 | |
| (b) | Name of Issuer:
NET Power Inc. | |
| (c) | Address of Issuer's Principal Executive Offices:
320 Roney Street, Suite 200, Durham,
NORTH CAROLINA
, 27701. | |
Item 1 Comment:
This Amendment No. 7 ("Amendment No. 7") to Schedule 13D amends the statement on Schedule 13D originally filed by each of 8 Rivers, NPEH, SK, Tillandsia, Areca and Chamaedorea (each, a "Reporting Person" and, collectively, the "Reporting Persons") on June 20, 2023, as amended by Amendment No. 1 on May 28, 2024, as amended by Amendment No. 2 on September 23, 2024, as amended by Amendment No. 3 on October 21, 2024, as amended by Amendment No. 4 on November 26, 2024, as amended by Amendment No. 5 on July 17, 2025, and as amended by Amendment No. 6 on August 1, 2025 (the "Schedule 13D"). Capitalized terms used but not defined in this Amendment No. 7 shall have the same meanings ascribed to them in the Schedule 13D. Except as otherwise provided herein, each Item of the Schedule 13D remains unchanged. | ||
| Item 4. | Purpose of Transaction | |
The information contained in Item 4 of Schedule 13D is hereby amended and supplemented by adding the following information:
On October 14, 2025, NPEH effected the exchange of 4,000,000 Opco Units for 4,000,000 shares of Class A Common Stock. Upon such exchange, an equal number of shares of Class B Common Stock held by NPEH, which have no economic value, were cancelled.
Between October 15, 2025 and October 29, 2025, NPEH sold 2,027,000 shares of Class A Common Stock held by it, with 1,973,000 share of Class A Common Stock remaining. | ||
| Item 5. | Interest in Securities of the Issuer | |
| (a) | The information contained in Item 5(a) and (b) of the Schedule 13D is hereby amended and restated in its entirety as follows:
The information contained in rows 7, 8, 9, 10, 11 and 13 of the cover pages for each Reporting Person is hereby incorporated by reference in its entirety into this Item 5.
The percentages reported in this Amendment No. 7 are calculated based upon (i) 79,909,957 shares of Class A Common Stock outstanding comprised of (a) 77,882,957 shares of Class A Common Stock issued and outstanding as of August 7, 2025, as reported in the Issuer Form 10-Q and (b) 2,027,000 shares of Class A Common Stock that were sold by NPEH between October 15, 2025 and October 29, 2025 and (ii) 1,973,000 shares of Class A Common Stock held directly by NPEH and 22,729,880 shares of Class A Common Stock issuable to NPEH upon the redemption and exchange of an equal number of Opco Units (and the cancellation of an equal number of shares of Class B Common Stock) held by NPEH. | |
| (c) | Except as described in Schedule 13D and this Amendment No. 7, no transactions in the class of securities reported have been effected during the past sixty (60) days by the Reporting Persons. | |
| (d) | Other than as described in this Amendment No. 7, to the knowledge of the Reporting Persons, no other person has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities of Issuer covered by this Amendment No. 7. | |
| (e) | Not applicable. | |
| Item 7. | Material to be Filed as Exhibits. | |
Joint Filing Agreement by and between 8 Rivers Capital, LLC, NPEH, LLC, Damian Beauchamp, Cynda Beauchamp, 8RCH, LLC, Tillandsia, Inc., Areca, Inc., Chamaedorea, Inc., and SK Inc. dated July 30, 2025 (incorporated by reference to Exhibit 99.1 to the Company's Schedule 13D/A filed with the SEC on August 1, 2025). | ||
| SIGNATURE | |
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
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