Net PowerNPWR
13F holders, Q4 2024 (December 31)112holders +23
28new positions
6sold out
4famous investors
$10.59avg. 13F price*
At the end of Q4 2024, 112 institutions reported holding Net Power Inc. (NPWR) in their 13F filings, up 23 from Q3 2024. 28 opened new positions and 6 sold out. The largest holders were Share Andrew L. ($105.2M), Vanguard Group Inc. ($30.3M) and Encompass Capital Advisors LLC ($26.4M). 4 famous investors held it, including Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Net Power Inc.
- CUSIP
- 64107A105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2024 → Q4 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 28 | $7.7M |
| Exits | 6 | $552K |
All 13F filers, Q3 2024 → Q4 2024: 3,788,569 shares bought and 1,616,066 shares sold, net +2,172,503 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 112 holders
| Share Andrew L. | 52.31% | No change | 9,937,500 | $105.2M |
| Vanguard Group Inc. | 0.00% | Add +13.1% | 2,865,402 | $30.3M |
| Encompass Capital Advisors LLC | 1.13% | Reduce -0.6% | 2,497,413 | $26.4M |
| Kensico Capital Management Corp. | 0.42% | Reduce -1.5% | 1,743,500 | $18.5M |
| BlackRock, Inc. | 0.00% | Add +5.6% | 1,574,580 | $16.7M |
| Summit Partners Public Asset Management, LLC | 0.51% | Add +45.0% | 1,450,000 | $15.4M |
| Khrom Capital Management LLC | 1.30% | Reduce -19.7% | 1,084,705 | $11.5M |
| Cohen & Steers, Inc. | 0.02% | Add +0.7% | 936,011 | $9.9M |
| Wellington Management Group LLP | 0.00% | Reduce -7.8% | 692,189 | $7.3M |
| Geode Capital Management, LLC | 0.00% | Add +1.9% | 658,563 | $7.0M |
| Citadel Advisors | 0.01% | Add +103.2% | 644,652 | $6.8M |
| Arosa Capital Management LP | 4.12% | Add +209.1% | 583,837 | $6.2M |
| State Street Corp. | 0.00% | Add +46.6% | 541,477 | $5.7M |
| Marshall Wace, LLP | 0.01% | Add +9.4% | 448,547 | $4.8M |
| G.F.W. Energy XII, L.P. | 98.53% | Reduce -57.0% | 429,842 | $4.6M |
| HITE Hedge Asset Management LLC | 0.32% | Add +6.2% | 411,512 | $4.4M |
| SIR Capital Management, L.P. | 0.45% | Reduce -2.0% | 408,378 | $4.3M |
| Adage Capital Partners Gp, L.L.C. | 0.01% | Reduce -33.3% | 400,000 | $4.2M |
| Millennium Management | 0.00% | Add +424.3% | 394,384 | $4.2M |
| S&co Inc. | 0.25% | Add +35.5% | 341,405 | $3.6M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +12.6% | 275,812 | $2.9M |
| Morgan Stanley | 0.00% | Add +65.1% | 247,456 | $2.6M |
| Macquarie Group Ltd. | 0.00% | Reduce -44.1% | 234,698 | $2.5M |
| UBS Group AG | 0.00% | Add +2170.2% | 221,392 | $2.3M |
| Northern Trust Corp. | 0.00% | Add +11.5% | 219,511 | $2.3M |
| Shelton Capital Management | 0.05% | Reduce -0.1% | 200,300 | $2.1M |
| Goldman Sachs Group Inc. | 0.00% | Add +48.6% | 168,957 | $1.8M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | Add +176.3% | 155,088 | $1.6M |
| Dimensional Fund Advisors LP | 0.00% | Add +930.9% | 141,958 | $1.5M |
| Raymond James Financial Inc. | 0.00% | — | 119,397 | $1.3M |
| Man Group plc | 0.00% | New | 100,686 | $1.1M |
| CenterBook Partners LP | 0.06% | New | 99,390 | $1.1M |
| Lombard Odier Asset Management (USA) Corp | 0.33% | New | 72,204 | $765K |
| Tudor Investment Corporation | 0.01% | Reduce -0.0% | 71,460 | $757K |
| Bank of New York Mellon Corp | 0.00% | Add +32.1% | 66,411 | $703K |
| D. E. Shaw & Co. | 0.00% | Add +456.1% | 62,189 | $659K |
| XTX Topco Ltd | 0.05% | New | 60,269 | $638K |
| Palo Duro Investment Partners, LP | 0.18% | Reduce -61.9% | 56,639 | $600K |
| Amitell Capital Pte Ltd | 0.53% | No change | 55,118 | $584K |
| Moore Capital Management, LP | 0.01% | New | 50,000 | $530K |
| HRT Financial LP | 0.00% | New | 46,384 | $491K |
| Nuveen Asset Management, LLC | 0.00% | No change | 38,986 | $413K |
| Two Sigma Investments, LP | 0.00% | New | 38,088 | $403K |
| K2 Principal Fund, L.P. | 0.19% | Add +9.1% | 36,037 | $382K |
| Jane Street Group, LLC | 0.00% | Add +46.3% | 35,155 | $372K |
| Wolverine Trading, LLC | 0.01% | New | 32,400 | $362K |
| ExodusPoint Capital Management, LP | 0.00% | Reduce -63.1% | 32,819 | $348K |
| Barclays PLC | 0.00% | Add +16.0% | 32,351 | $343K |
| Rhumbline Advisers | 0.00% | Reduce -1.0% | 32,248 | $341K |
| Neuberger Berman Group LLC | 0.00% | No change | 30,704 | $325K |
| Citigroup Inc. | 0.00% | Add +98.4% | 30,555 | $324K |
| Simplex Trading, LLC | 0.01% | New | 28,387 | $300K |
| Wells Fargo & Company | 0.00% | Add +29.5% | 28,146 | $298K |
| Argentarii, LLC | 0.12% | — | 23,443 | $248K |
| Bank of America Corp. | 0.00% | Add +42.8% | 23,263 | $246K |
| Verition Fund Management LLC | 0.00% | New | 22,921 | $243K |
| Pickering Energy Partners LP | 3.15% | Reduce -51.7% | 21,000 | $222K |
| Nebula Research & Development LLC | 0.02% | Add +26.0% | 19,107 | $202K |
| Susquehanna International Group, LLP | 0.00% | New | 18,667 | $198K |
| FMR LLC | 0.00% | Add +2575.5% | 17,498 | $185K |
| Los Angeles Capital Management LLC | 0.00% | New | 17,120 | $181K |
| Royal Bank of Canada | 0.00% | Add +97.2% | 16,665 | $177K |
| PEAK6 LLC | 0.01% | — | 16,601 | $176K |
| Handelsbanken Fonder AB | 0.00% | New | 16,500 | $175K |
| Interval Partners, LP | 0.00% | New | 15,844 | $168K |
| Commonwealth Equity Services, LLC | 0.00% | Reduce -1.6% | 15,511 | $164K |
| Engineers Gate Manager LP | 0.00% | Reduce -24.6% | 15,418 | $163K |
| Smithfield Trust Co | 0.01% | No change | 15,474 | $163K |
| Williams Jones Wealth Management, LLC. | 0.00% | New | 15,000 | $159K |
| LPL Financial LLC | 0.00% | Add +15.0% | 14,036 | $149K |
| Kapstone Financial Advisors LLC | 0.08% | New | 17,395 | $148K |
| State of Wisconsin Investment Board | 0.00% | New | 13,384 | $142K |
| Mariner, LLC | 0.00% | New | 13,120 | $139K |
| MetLife Investment Management, LLC | 0.00% | No change | 12,922 | $137K |
| Fox Run Management, L.L.C. | 0.02% | New | 12,904 | $137K |
| Intech Investment Management LLC | 0.00% | New | 12,311 | $130K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +4.5% | 12,240 | $130K |
| National Bank of Canada | 0.00% | Add +2727.0% | 11,930 | $126K |
| Corebridge Financial, Inc. | 0.00% | Reduce -5.4% | 10,694 | $113K |
| Janney Montgomery Scott LLC | 0.00% | New | 10,200 | $108K |
| Prime Capital Investment Advisors, LLC | 0.00% | New | 10,040 | $106K |
| Truist Financial Corp. | 0.00% | No change | 10,000 | $106K |
| JPMorgan Chase & Co. | 0.00% | Add +5.0% | 9,792 | $104K |
| New York State Common Retirement Fund | 0.00% | No change | 9,600 | $102K |
| Osaic Holdings, Inc. | 0.00% | Add +120.8% | 8,638 | $91K |
| Perigon Wealth Management, LLC | 0.00% | No change | 10,000 | $91K |
| Deutsche Bank AG | 0.00% | No change | 8,622 | $91K |
| Group One Trading LLC | 0.00% | Add +15.6% | 7,512 | $80K |
| Chesapeake Asset Management LLC | 0.07% | No change | 7,000 | $74K |
| Fifth Third Bancorp | 0.00% | No change | 6,000 | $64K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | — | 4,252 | $45K |
| Covestor Ltd | 0.03% | New | 4,015 | $43K |
| AlphaQuest LLC | 0.00% | Reduce -88.3% | 2,564 | $27K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 2,072 | $22K |
| PNC Financial Services Group, Inc. | 0.00% | No change | 2,000 | $21K |
| Legal & General Group Plc | 0.00% | No change | 1,838 | $19K |
| California State Teachers Retirement System | 0.00% | No change | 1,532 | $16K |
| Jones Financial Companies LLLP | 0.00% | Add +1277.0% | 1,377 | $15K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -89.5% | 1,092 | $12K |
| NFSG Corp | 0.00% | New | 900 | $10K |
"% of holder's portfolio" is NPWR's weight in each manager's 13F, not the share of Net Power Inc. the manager owns.