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# Who owns NET Power Inc. (NPWR)? Elite investor 13F holders

4 tracked elite investors reported holding NET Power Inc as of 2026-06-30, including Renaissance Technologies LLC, D.E. Shaw, Tudor Investment, Saba Capital. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

4 tracked investors currently reported holding · Latest report period: 2026-06-30 · Industrials · Capital Goods

NET Power Inc. operates as an energy technology company in the United States. Its technology includes oxy-combustion cycle, a power generation system designed to produce electricity from natural gas while capturing atmospheric emissions. The company was founded in 2010 and is headquartered in Durham, North Carolina.

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [Renaissance Technologies LLC](https://ownershiptrace.com/13f/investors/63) | NET POWER INC | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 591524.00 USD | 354206.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1037389/0001037389-26-000059-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | NET POWER INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 688878.00 USD | 412502.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |
| [Tudor Investment](https://ownershiptrace.com/13f/investors/94675) | NET POWER INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 663850.00 USD | 397515.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/923093/0000902664-26-003485-index.html) |
| [Saba Capital](https://ownershiptrace.com/13f/investors/107) | NET POWER INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 56105.00 USD | 180984.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/1510281/0001062993-26-004420-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | NET POWER INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 4359.00 USD | 15032.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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