Net Power Inc.
NPWR- Exchange
- NYSE
- Industry
- Electrical Industrial Apparatus
- SEC CIK
- 0001845437
In the last 90 days, Net Power Inc. insiders filed 0 open-market purchases and 7 sales; 120 institutions reported holding it in 13F filings for Q2 2026, worth $64.1M in total; no superinvestor holds it.
Other share classesNPWR.WT
13F holders, Q1 2025
Institutional positions in Net Power Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 108
- −4 vs. Q4 2024
- Shares held
- 30.9M
- −733.3K (−2.3%) vs. Q4 2024
- Total value
- $81.4M
- −$253.9M (−75.7%) vs. Q4 2024
- New holders
- 26
- 38 more added
- Sold out
- 30
- 26 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NPWR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 120 | $64.1M |
| Q1 2026 | 113 | $55.0M |
| Q4 2025 | 114 | $76.1M |
| Q3 2025 | 100 | $97.7M |
| Q2 2025 | 94 | $74.6M |
| Q1 2025 | 108 | $81.4M |
| Q4 2024 | 113 | $335.8M |
| Q3 2024 | 89 | $215.2M |
| Q2 2024 | 93 | $292.4M |
| Q1 2024 | 77 | $307.6M |
| Q4 2023 | 70 | $337.7M |
| Q3 2023 | 58 | $486.7M |
| Q2 2023 | 42 | $238.5M |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Net Power Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cohen & Steers, Inc. | 957,979 | $2.52M | 0.00% | +21,968+2.3% | Added |
| Khrom Capital Management LLC | 1,084,705 | $2.85M | 0.38% | 00.0% | Unchanged |
| BlackRock, Inc. | 1,533,246 | $4.03M | 0.00% | −41,334−2.6% | Reduced |
| Kensico Capital Management Corp | 1,688,100 | $4.44M | 0.10% | −55,400−3.2% | Reduced |
| CenterBook Partners LP | 1,744,770 | $4.59M | 0.29% | +1,645,380+1,655.5% | Added |
| Adage Capital Partners GP, L.L.C. | 2,440,000 | $6.42M | 0.01% | +2,040,000+510.0% | Added |
| Vanguard Group Inc | 2,861,956 | $7.53M | 0.00% | −3,446−0.1% | Reduced |
| Share Andrew L. | 9,937,500 | $26.1M | 19.06% | 00.0% | Unchanged |
| Encompass Capital Advisors LLC | 0 | $0 | 0.00% | −2,497,413−100.0% | Sold out |
| Summit Partners Public Asset Management, LLC | 0 | $0 | 0.00% | −1,450,000−100.0% | Sold out |
| Arosa Capital Management LP | 0 | $0 | 0.00% | −583,837−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −234,698−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −100,686−100.0% | Sold out |
| Lombard Odier Asset Management (USA) Corp | 0 | $0 | 0.00% | −72,204−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −71,460−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −62,189−100.0% | Sold out |
| Palo Duro Investment Partners, LP | 0 | $0 | 0.00% | −56,639−100.0% | Sold out |
| Amitell Capital Pte Ltd | 0 | $0 | 0.00% | −55,118−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −46,384−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −32,400−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −30,704−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −22,921−100.0% | Sold out |
| Pickering Energy Partners LP | 0 | $0 | 0.00% | −21,000−100.0% | Sold out |
| Interval Partners, LP | 0 | $0 | 0.00% | −15,844−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −15,511−100.0% | Sold out |
| Williams Jones Wealth Management, LLC. | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −13,120−100.0% | Sold out |
| MetLife Investment Management | 0 | $0 | 0.00% | −12,922−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −12,904−100.0% | Sold out |
| Janney Montgomery Scott LLC | 0 | $0 | 0.00% | −10,200−100.0% | Sold out |
| Prime Capital Investment Advisors, LLC | 0 | $0 | 0.00% | −10,040−100.0% | Sold out |
| Perigon Wealth Management, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −7,512−100.0% | Sold out |
| Covestor Ltd | 0 | $0 | 0.00% | −4,015−100.0% | Sold out |
| Newbridge Financial Services Group, Inc. | 0 | $0 | 0.00% | −900−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −140−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | 0 | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |