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, Q2 2026
Institutional positions in Net Power Inc. as of Jun 30, 2026. 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
- 120
- +9 vs. Q1 2026
- Shares held
- 38.4M
- +3.22M (+9.1%) vs. Q1 2026
- Total value
- $64.1M
- +$9.12M (+16.6%) vs. Q1 2026
- New holders
- 19
- 48 more added
- Sold out
- 10
- 30 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | $79.1M |
| Q3 2025 | 100 | $98.4M |
| Q2 2025 | 94 | $74.6M |
| Q1 2025 | 108 | $81.4M |
| Q4 2024 | 113 | $335.8M |
| Q3 2024 | 89 | $215.2M |
| Q2 2024 | 93 | $292.5M |
| Q1 2024 | 77 | $309.8M |
| Q4 2023 | 70 | $338.6M |
| Q3 2023 | 58 | $486.7M |
| Q2 2023 | 42 | $143.5M |
| 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, Q2 2026
Shares, value and share of portfolio for each institution holding Net Power Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Share Andrew L. | 9,767,500 | $16.3M | 8.43% | 00.0% | Unchanged |
| HITE Hedge Asset Management LLC | 2,852,670 | $4.76M | 0.26% | +89,246+3.2% | Added |
| Adage Capital Partners GP, L.L.C. | 2,840,000 | $4.74M | 0.01% | +1,300,000+84.4% | Added |
| BlackRock, Inc. | 2,416,294 | $4.04M | 0.00% | +273,378+12.8% | Added |
| PEAK6 LLC | 1,985,754 | $3.32M | 0.08% | −2,461−0.1% | Reduced |
| Vanguard Capital Management LLC | 1,802,372 | $3.01M | 0.00% | +158,577+9.6% | Added |
| Defiance ETFs, LLC | 1,555,837 | $2.60M | 0.04% | +1,022,584+191.8% | Added |
| Toroso Investments, LLC | 1,546,562 | $2.58M | 0.01% | +1,013,309+190.0% | Added |
| Sourcerock Group LLC | 1,400,110 | $2.34M | 0.12% | −104,016−6.9% | Reduced |
| Geode Capital Management, LLC | 1,006,014 | $1.68M | 0.00% | +145,628+16.9% | Added |
| Cohen & Steers, Inc. | 888,954 | $1.49M | 0.00% | −3,186−0.4% | Reduced |
| Gsa Capital Partners LLP | 851,296 | $1.42M | 0.09% | +665,056+357.1% | Added |
| Argentarii, LLC | 746,799 | $1.21M | 0.36% | −1,850−0.2% | Reduced |
| Two Sigma Investments, LP | 660,570 | $1.10M | 0.00% | −419,711−38.9% | Reduced |
| State Street Corp | 624,238 | $1.04M | 0.00% | +10,704+1.7% | Added |
| UBS Group AG | 610,961 | $1.02M | 0.00% | +241,088+65.2% | Added |
| D. E. Shaw & Co., Inc. | 412,502 | $688.9K | 0.00% | +177,105+75.2% | Added |
| Tudor Investment Corp Et Al | 397,515 | $663.9K | 0.00% | −33,638−7.8% | Reduced |
| AQR Capital Management LLC | 385,283 | $643.4K | 0.00% | +231,790+151.0% | Added |
| Renaissance Technologies LLC | 354,206 | $591.5K | 0.00% | −349,594−49.7% | Reduced |
| Northern Trust Corp | 334,814 | $559.1K | 0.00% | +42,790+14.7% | Added |
| Vanguard Portfolio Management LLC | 324,611 | $542.1K | 0.00% | +59,912+22.6% | Added |
| Nuveen, LLC | 288,876 | $482.4K | 0.00% | −424,884−59.5% | Reduced |
| Charles Schwab Investment Management Inc | 288,276 | $481.4K | 0.00% | +18,758+7.0% | Added |
| Vanguard Fiduciary Trust Co | 282,441 | $471.7K | 0.00% | +33,418+13.4% | Added |
| Morgan Stanley | 270,736 | $452.1K | 0.00% | +86,941+47.3% | Added |
| Boothbay Fund Management, LLC | 263,298 | $439.7K | 0.01% | −32,653−11.0% | Reduced |
| Susquehanna International Group, LLP | 261,027 | $435.9K | 0.00% | +89,603+52.3% | Added |
| Federated Hermes, Inc. | 248,208 | $414.5K | 0.00% | +6,616+2.7% | Added |
| Shelton Capital Management | 200,300 | $334.5K | 0.01% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 163,443 | $272.9K | 0.00% | +60,322+58.5% | Added |
| Goldman Sachs Group Inc | 151,365 | $252.8K | 0.00% | −109,200−41.9% | Reduced |
| Susquehanna Fundamental Investments, LLC | 141,882 | $236.9K | 0.00% | −42,201−22.9% | Reduced |
| Janney Montgomery Scott LLC | 133,000 | $222.0K | 0.00% | 00.0% | Unchanged |
| Caption Management, LLC | 122,452 | $204.5K | 0.01% | +102,574+516.0% | Added |
| Alliancebernstein L.P. | 117,680 | $183.6K | 0.00% | +16,000+15.7% | Added |
| SIR Capital Management, L.P. | 109,651 | $183.1K | 0.02% | +6,473+6.3% | Added |
| Los Angeles Capital Management LLC | 96,430 | $161.0K | 0.00% | +96,430 | New |
| Moore Capital Management, LP | 85,000 | $141.9K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 83,821 | $140.0K | 0.00% | −225−0.3% | Reduced |
| Simplex Trading, LLC | 77,604 | $129.6K | 0.00% | +77,604 | New |
| XTX Topco Ltd | 73,944 | $123.5K | 0.00% | +61,854+511.6% | Added |
| HRT Financial LP | 60,620 | $101.0K | 0.00% | +60,620 | New |
| LPL Financial LLC | 57,074 | $95.3K | 0.00% | +4,049+7.6% | Added |
| Deutsche Bank AG | 56,064 | $93.6K | 0.00% | +1,887+3.5% | Added |
| Qube Research & Technologies Ltd | 55,825 | $93.2K | 0.00% | +19,248+52.6% | Added |
| Rhumbline Advisers | 53,919 | $90.0K | 0.00% | +4,805+9.8% | Added |
| IMC-Chicago, LLC | 41,449 | $69.2K | 0.00% | +41,449 | New |
| Advisor Group Holdings, Inc. | 40,785 | $68.1K | 0.00% | −200−0.5% | Reduced |
| Millennium Management LLC | 37,844 | $63.2K | 0.00% | −644,861−94.5% | Reduced |
| Wells Fargo & Company | 35,383 | $59.1K | 0.00% | +6,568+22.8% | Added |
| Jain Global LLC | 34,819 | $58.1K | 0.00% | +34,819 | New |
| Russell Investments Group, Ltd. | 33,503 | $55.9K | 0.00% | +30,691+1,091.4% | Added |
| Sig Brokerage, LP | 31,942 | $53.3K | 0.01% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 29,700 | $49.6K | 0.00% | +29,700 | New |
| LMR Partners LLP | 28,794 | $48.1K | 0.00% | −7,078−19.7% | Reduced |
| Quadrature Capital Ltd | 26,934 | $45.0K | 0.00% | +26,934 | New |
| Bank of America Corp | 26,930 | $45.0K | 0.00% | −8,153−23.2% | Reduced |
| Virtu Financial LLC | 26,027 | $43.0K | 0.00% | +26,027 | New |
| Cambridge Investment Research Advisors, Inc. | 22,678 | $38.0K | 0.00% | +22,678 | New |
| Two Sigma Securities, LLC | 22,060 | $36.8K | 0.00% | +22,060 | New |
| Invesco Ltd. | 22,043 | $36.8K | 0.00% | +10,759+95.3% | Added |
| Captrust Financial Advisors | 19,846 | $33.1K | 0.00% | +5,428+37.6% | Added |
| Citigroup Inc | 19,652 | $32.8K | 0.00% | +18,066+1,139.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 19,454 | $32.5K | 0.00% | +4,335+28.7% | Added |
| Polymer Capital Management (US) LLC | 18,731 | $31.3K | 0.00% | −32,195−63.2% | Reduced |
| Group One Trading, L.P. | 18,672 | $31.2K | 0.00% | +3,905+26.4% | Added |
| Mariner, LLC | 18,552 | $31.0K | 0.00% | +18,552 | New |
| JPMorgan Chase & Co | 18,211 | $30.4K | 0.00% | +1,309+7.7% | Added |
| Integrity Alliance, LLC. | 17,400 | $29.1K | 0.00% | 00.0% | Unchanged |
| Kapstone Financial Advisors LLC | 17,395 | $29.1K | 0.01% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 17,028 | $29.0K | 0.00% | 00.0% | Unchanged |
| Legacy Advisors, LLC | 16,413 | $27.4K | 0.00% | +20+0.1% | Added |
| Engineers Gate Manager LP | 16,261 | $27.2K | 0.00% | −14,689−47.5% | Reduced |
| Ieq Capital, LLC | 16,207 | $27.1K | 0.00% | +16,207 | New |
| Mercer Global Advisors Inc | 16,047 | $26.8K | 0.00% | +16,047 | New |
| Point72 Asset Management, L.P. | 15,340 | $25.6K | 0.00% | −18,751−55.0% | Reduced |
| SEI Investments Co | 12,854 | $21.5K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 13,528 | $21.1K | 0.00% | +13,528 | New |
| Royal Bank of Canada | 12,831 | $21.0K | 0.00% | +8,363+187.2% | Added |
| Creative Planning | 12,217 | $20.4K | 0.00% | +12,217 | New |
| Private Advisor Group, LLC | 12,200 | $20.4K | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 12,172 | $20.3K | 0.00% | 00.0% | Unchanged |
| Aigen Investment Management, LP | 11,812 | $19.7K | 0.01% | +11,812 | New |
| Colony Group, LLC | 10,863 | $18.1K | 0.00% | +10,863 | New |
| Intech Investment Management LLC | 10,786 | $18.0K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 10,000 | $16.7K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 8,948 | $14.9K | 0.00% | +109+1.2% | Added |
| SRS Capital Advisors, Inc. | 8,943 | $14.9K | 0.00% | +8,822+7,290.9% | Added |
| Tower Research Capital LLC (TRC) | 7,332 | $12.2K | 0.00% | −3,301−31.0% | Reduced |
| NBC Securities, Inc. | 6,340 | $10.6K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 5,100 | $8.52K | 0.00% | 00.0% | Unchanged |
| Fifth Third Bancorp | 5,000 | $8.35K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 4,252 | $7.10K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 3,095 | $5.17K | 0.00% | 00.0% | Unchanged |
| Quarry LP | 2,257 | $3.77K | 0.00% | +2,257 | New |
| Ameritas Investment Partners, Inc. | 2,072 | $3.46K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 1,951 | $3.26K | 0.00% | −91−4.5% | Reduced |
| Jones Financial Companies LLLP | 1,800 | $2.95K | 0.00% | −1,277−41.5% | Reduced |
| EverSource Wealth Advisors, LLC | 1,692 | $2.83K | 0.00% | +764+82.3% | Added |