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, Q4 2024
Institutional positions in Net Power Inc. as of Dec 31, 2024. 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
- 113
- +28 vs. Q3 2024
- Shares held
- 31.7M
- +2.34M (+8.0%) vs. Q3 2024
- Total value
- $335.8M
- +$129.9M (+63.1%) vs. Q3 2024
- New holders
- 34
- 40 more added
- Sold out
- 6
- 21 more reduced
4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Net Power Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Share Andrew L. | 9,937,500 | $105.2M | 47.74% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,865,402 | $30.3M | 0.00% | +332,554+13.1% | Added |
| Encompass Capital Advisors LLC | 2,497,413 | $26.4M | 1.13% | −16,112−0.6% | Reduced |
| Kensico Capital Management Corp | 1,743,500 | $18.5M | 0.42% | −27,300−1.5% | Reduced |
| BlackRock, Inc. | 1,574,580 | $16.7M | 0.00% | +83,373+5.6% | Added |
| Summit Partners Public Asset Management, LLC | 1,450,000 | $15.4M | 0.51% | +450,000+45.0% | Added |
| Khrom Capital Management LLC | 1,084,705 | $11.5M | 1.30% | −265,646−19.7% | Reduced |
| Cohen & Steers, Inc. | 936,011 | $9.91M | 0.02% | +6,028+0.6% | Added |
| Wellington Management Group LLP | 692,189 | $7.33M | 0.00% | −58,418−7.8% | Reduced |
| Geode Capital Management, LLC | 658,563 | $6.98M | 0.00% | +11,979+1.9% | Added |
| Citadel Advisors LLC | 644,652 | $6.83M | 0.01% | +327,431+103.2% | Added |
| Arosa Capital Management LP | 583,837 | $6.18M | 4.06% | +394,937+209.1% | Added |
| State Street Corp | 541,477 | $5.73M | 0.00% | +172,196+46.6% | Added |
| Marshall Wace, LLP | 448,547 | $4.75M | 0.01% | +38,627+9.4% | Added |
| G.F.W. Energy XII, L.P. | 429,842 | $4.55M | 98.53% | −570,158−57.0% | Reduced |
| HITE Hedge Asset Management LLC | 411,512 | $4.36M | 0.32% | +23,888+6.2% | Added |
| SIR Capital Management, L.P. | 408,378 | $4.32M | 0.45% | −8,260−2.0% | Reduced |
| Adage Capital Partners GP, L.L.C. | 400,000 | $4.24M | 0.01% | −200,000−33.3% | Reduced |
| Millennium Management LLC | 394,384 | $4.18M | 0.00% | +319,169+424.3% | Added |
| S&CO Inc | 341,405 | $3.62M | 0.25% | +89,500+35.5% | Added |
| Charles Schwab Investment Management Inc | 275,812 | $2.92M | 0.00% | +30,960+12.6% | Added |
| Morgan Stanley | 247,456 | $2.62M | 0.00% | +97,592+65.1% | Added |
| Macquarie Group Ltd | 234,698 | $2.48M | 0.00% | −185,244−44.1% | Reduced |
| UBS Group AG | 221,392 | $2.34M | 0.00% | +211,640+2,170.2% | Added |
| Northern Trust Corp | 219,511 | $2.32M | 0.00% | +22,604+11.5% | Added |
| Shelton Capital Management | 200,300 | $2.12M | 0.05% | −200−0.1% | Reduced |
| Goldman Sachs Group Inc | 168,957 | $1.79M | 0.00% | +55,260+48.6% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 155,088 | $1.64M | 0.01% | +98,952+176.3% | Added |
| Dimensional Fund Advisors LP | 141,958 | $1.51M | 0.00% | +128,187+930.8% | Added |
| Raymond James Financial Inc | 119,397 | $1.26M | 0.00% | +119,397 | New |
| Man Group plc | 100,686 | $1.07M | 0.00% | +100,686 | New |
| CenterBook Partners LP | 99,390 | $1.05M | 0.06% | +99,390 | New |
| Lombard Odier Asset Management (USA) Corp | 72,204 | $764.6K | 0.29% | +72,204 | New |
| Tudor Investment Corp Et Al | 71,460 | $756.8K | 0.01% | −80.0% | Reduced |
| Bank of New York Mellon Corp | 66,411 | $703.3K | 0.00% | +16,135+32.1% | Added |
| D. E. Shaw & Co., Inc. | 62,189 | $658.6K | 0.00% | +51,007+456.2% | Added |
| XTX Topco Ltd | 60,269 | $638.2K | 0.05% | +60,269 | New |
| Palo Duro Investment Partners, LP | 56,639 | $599.8K | 0.18% | −92,047−61.9% | Reduced |
| Amitell Capital Pte Ltd | 55,118 | $583.7K | 0.53% | 00.0% | Unchanged |
| Moore Capital Management, LP | 50,000 | $529.5K | 0.01% | +50,000 | New |
| HRT Financial LP | 46,384 | $491.0K | 0.00% | +46,384 | New |
| Nuveen Asset Management, LLC | 38,986 | $412.9K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 38,088 | $403.4K | 0.00% | +38,088 | New |
| K2 Principal Fund, L.P. | 36,037 | $381.6K | 0.06% | +3,000+9.1% | Added |
| Jane Street Group, LLC | 35,155 | $372.3K | 0.00% | +11,126+46.3% | Added |
| Wolverine Trading, LLC | 32,400 | $361.9K | 0.01% | +32,400 | New |
| ExodusPoint Capital Management, LP | 32,819 | $348.0K | 0.00% | −56,206−63.1% | Reduced |
| Barclays PLC | 32,351 | $342.6K | 0.00% | +4,468+16.0% | Added |
| Rhumbline Advisers | 32,248 | $341.5K | 0.00% | −322−1.0% | Reduced |
| Neuberger Berman Group LLC | 30,704 | $325.2K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 30,555 | $323.6K | 0.00% | +15,153+98.4% | Added |
| Simplex Trading, LLC | 28,387 | $300.0K | 0.01% | +28,387 | New |
| Wells Fargo & Company | 28,146 | $298.1K | 0.00% | +6,415+29.5% | Added |
| Argentarii, LLC | 23,443 | $248.3K | 0.12% | +23,443 | New |
| Bank of America Corp | 23,263 | $246.4K | 0.00% | +6,975+42.8% | Added |
| Verition Fund Management LLC | 22,921 | $242.7K | 0.00% | +22,921 | New |
| Pickering Energy Partners LP | 21,000 | $222.4K | 3.13% | −22,500−51.7% | Reduced |
| Nebula Research & Development LLC | 19,107 | $202.3K | 0.02% | +3,945+26.0% | Added |
| Susquehanna International Group, LLP | 18,667 | $197.7K | 0.00% | +18,667 | New |
| FMR LLC | 17,498 | $185.3K | 0.00% | +16,844+2,575.5% | Added |
| Los Angeles Capital Management LLC | 17,120 | $181.3K | 0.00% | +17,120 | New |
| Royal Bank of Canada | 16,665 | $177.0K | 0.00% | +8,215+97.2% | Added |
| PEAK6 LLC | 16,601 | $175.8K | 0.01% | +16,601 | New |
| Handelsbanken Fonder AB | 16,500 | $175.0K | 0.00% | +16,500 | New |
| Interval Partners, LP | 15,844 | $167.8K | 0.00% | +15,844 | New |
| Commonwealth Equity Services, LLC | 15,511 | $164.0K | 0.00% | −246−1.6% | Reduced |
| Engineers Gate Manager LP | 15,418 | $163.3K | 0.00% | −5,033−24.6% | Reduced |
| Smithfield Trust Co | 15,474 | $163.0K | 0.01% | 00.0% | Unchanged |
| Williams Jones Wealth Management, LLC. | 15,000 | $158.8K | 0.00% | +15,000 | New |
| LPL Financial LLC | 14,036 | $148.6K | 0.00% | +1,832+15.0% | Added |
| Kapstone Financial Advisors LLC | 17,395 | $147.5K | 0.08% | +17,395 | New |
| State of Wisconsin Investment Board | 13,384 | $141.7K | 0.00% | +13,384 | New |
| Mariner, LLC | 13,120 | $138.9K | 0.00% | +13,120 | New |
| MetLife Investment Management | 12,922 | $136.8K | 0.00% | 00.0% | Unchanged |
| Fox Run Management, L.L.C. | 12,904 | $136.7K | 0.02% | +12,904 | New |
| Intech Investment Management LLC | 12,311 | $130.4K | 0.00% | +12,311 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 12,240 | $129.6K | 0.00% | +532+4.5% | Added |
| National Bank of Canada | 11,930 | $126.3K | 0.00% | +11,508+2,727.0% | Added |
| Corebridge Financial, Inc. | 10,694 | $113.2K | 0.00% | −614−5.4% | Reduced |
| Janney Montgomery Scott LLC | 10,200 | $108.0K | 0.00% | +10,200 | New |
| Prime Capital Investment Advisors, LLC | 10,040 | $106.3K | 0.00% | +10,040 | New |
| Truist Financial Corp | 10,000 | $105.9K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 9,792 | $103.7K | 0.00% | +469+5.0% | Added |
| New York State Common Retirement Fund | 9,600 | $101.7K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 8,638 | $91.5K | 0.00% | +4,726+120.8% | Added |
| Perigon Wealth Management, LLC | 10,000 | $91.4K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 8,622 | $91.3K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 7,512 | $79.6K | 0.00% | +1,012+15.6% | Added |
| Chesapeake Asset Management LLC | 7,000 | $74.1K | 0.07% | 00.0% | Unchanged |
| Fifth Third Bancorp | 6,000 | $63.5K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 4,252 | $45.0K | 0.00% | +4,252 | New |
| Covestor Ltd | 4,015 | $43.0K | 0.03% | +4,015 | New |
| Quest Partners LLC | 2,564 | $27.2K | 0.00% | −19,267−88.3% | Reduced |
| Ameritas Investment Partners, Inc. | 2,072 | $21.9K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,000 | $21.2K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 1,838 | $19.5K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,532 | $16.2K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 1,377 | $14.6K | 0.00% | +1,277+1,277.0% | Added |
| Tower Research Capital LLC (TRC) | 1,092 | $11.6K | 0.00% | −9,312−89.5% | Reduced |
| Newbridge Financial Services Group, Inc. | 900 | $9.53K | 0.00% | +900 | New |