NET Power Inc. - NPWR

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2026 · Compare: Q1 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
Share Andrew L. History No change 9,767,500 16,311 8.43% 7.11% 1 0 0.0% Q2 2026 Jul 28, 2026
PEAK6 LLC History Added to 3,430,054 5,728 0.01% 0.01% 2 +1,142,539 49.95% Q2 2026 Aug 12, 2026
HITE Hedge Asset Management LLC History Added to 2,852,670 4,763 0.26% 0.24% 3 +89,246 3.23% Q2 2026 Aug 14, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C. History Added to 2,840,000 4,742 0.01% 0.0% 4 +1,300,000 84.42% Q2 2026 Aug 14, 2026
BlackRock, Inc. History Added to 2,416,294 4,035 0.0% 0.0% 5 +273,378 12.76% Q2 2026 Aug 07, 2026
VANGUARD CAPITAL MANAGEMENT LLC History Added to 1,802,372 3,009 0.0% 0.0% 6 +158,577 9.65% Q2 2026 Aug 13, 2026
Defiance ETFs, LLC History Added to 1,555,837 2,598 0.04% 0.01% 7 +1,022,584 191.76% Q2 2026 Aug 14, 2026
Tidal Investments LLC History Added to 1,546,562 2,582 0.0% 0.0% 8 +1,013,309 190.02% Q2 2026 Aug 13, 2026
Sourcerock Group LLC History Reduced 1,400,110 2,338 0.12% 0.09% 9 -104,016 -6.92% Q2 2026 Aug 14, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 1,006,014 1,680 0.0% 0.0% 10 +145,628 16.93% Q2 2026 Aug 12, 2026
COHEN & STEERS, INC. History Reduced 888,954 1,485 0.0% 0.0% 11 -3,186 -0.36% Q2 2026 Aug 14, 2026
GSA CAPITAL PARTNERS LLP History Added to 851,296 1,422 0.09% 0.02% 12 +665,056 357.1% Q2 2026 Aug 06, 2026
Argentarii, LLC History Reduced 746,799 1,209 0.36% 0.41% 13 -1,850 -0.25% Q2 2026 Aug 12, 2026
TWO SIGMA INVESTMENTS, LP History Reduced 660,570 1,103 0.0% 0.0% 14 -419,711 -38.85% Q2 2026 Aug 14, 2026
STATE STREET CORP History Added to 624,238 1,042 0.0% 0.0% 15 +10,704 1.74% Q2 2026 Sep 22, 2026
UBS Group AG History Added to 610,961 1,020 0.0% 0.0% 16 +241,088 65.18% Q2 2026 Aug 13, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 489,527 817 0.0% 0.0% 17 +59,203 13.76% Q2 2026 Aug 14, 2026
D. E. Shaw & Co., Inc. History Added to 412,502 688 0.0% 0.0% 18 +177,105 75.24% Q2 2026 Aug 14, 2026
TUDOR INVESTMENT CORP ET AL History Reduced 397,515 663 0.0% 0.0% 19 -33,638 -7.8% Q2 2026 Aug 14, 2026
AQR CAPITAL MANAGEMENT LLC History Added to 385,283 643 0.0% 0.0% 20 +231,790 151.01% Q2 2026 Aug 14, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 354,206 591 0.0% 0.0% 21 -349,594 -49.67% Q2 2026 Aug 13, 2026
NORTHERN TRUST CORP History Added to 334,814 559 0.0% 0.0% 22 +42,790 14.65% Q2 2026 Aug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History Added to 324,611 542 0.0% 0.0% 23 +59,912 22.63% Q2 2026 Aug 13, 2026
Nuveen, LLC History Reduced 288,876 482 0.0% 0.0% 24 -424,884 -59.53% Q2 2026 Aug 11, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Added to 288,276 481 0.0% 0.0% 25 +18,758 6.96% Q2 2026 Aug 14, 2026
VANGUARD FIDUCIARY TRUST CO History Added to 282,441 471 0.0% 0.0% 26 +33,418 13.42% Q2 2026 Aug 13, 2026
MORGAN STANLEY History Added to 270,736 452 0.0% 0.0% 27 +86,941 47.3% Q2 2026 Aug 13, 2026
BOOTHBAY FUND MANAGEMENT, LLC History Reduced 263,298 439 0.01% 0.01% 28 -32,653 -11.03% Q2 2026 Aug 14, 2026
FEDERATED HERMES, INC. History Added to 248,208 414 0.0% 0.0% 29 +6,616 2.74% Q2 2026 Aug 12, 2026
SHELTON CAPITAL MANAGEMENT History No change 200,300 334 0.01% 0.01% 30 0 0.0% Q2 2026 Aug 14, 2026
DIMENSIONAL FUND ADVISORS LP History Added to 163,443 272 0.0% 0.0% 31 +60,322 58.5% Q2 2026 Aug 11, 2026
CITADEL ADVISORS LLC History Reduced 151,300 252 0.0% 0.0% 33 -222,281 -59.5% Q2 2026 Sep 02, 2026
GOLDMAN SACHS GROUP INC History Reduced 151,365 252 0.0% 0.0% 32 -109,200 -41.91% Q2 2026 Aug 14, 2026
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC History Reduced 141,882 236 0.0% 0.01% 34 -42,201 -22.92% Q2 2026 Aug 14, 2026
Janney Montgomery Scott LLC History No change 133,000 222 0.0% 0.0% 35 0 0.0% Q2 2026 Aug 05, 2026
Caption Management, LLC History Added to 122,452 204 0.0% 0.0% 36 +102,574 516.02% Q2 2026 Aug 14, 2026
ALLIANCEBERNSTEIN L.P. History Added to 117,680 183 0.0% 0.0% 37 +16,000 15.74% Q2 2026 Aug 14, 2026
SIR Capital Management, L.P. History Added to 109,651 183 0.02% 0.01% 38 +6,473 6.27% Q2 2026 Aug 14, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History New 96,430 161 0.0% — 39 +96,430 New Q2 2026 Aug 13, 2026
MOORE CAPITAL MANAGEMENT, LP History No change 85,000 141 0.0% 0.0% 40 0 0.0% Q2 2026 Aug 14, 2026
Bank of New York Mellon Corp History Reduced 83,821 139 0.0% 0.0% 41 -225 -0.27% Q2 2026 Aug 06, 2026
SIMPLEX TRADING, LLC History Added to 82,804 138 0.0% 0.0% 42 +70,704 584.33% Q2 2026 Aug 12, 2026
XTX Topco Ltd History Added to 73,944 123 0.0% 0.0% 43 +61,854 511.61% Q2 2026 Aug 14, 2026
JANE STREET GROUP, LLC History Reduced 73,500 122 0.0% 0.0% 44 -54,248 -42.46% Q2 2026 Aug 14, 2026
IMC-Chicago, LLC History Added to 68,849 114 0.0% 0.0% 45 +57,949 531.64% Q2 2026 Aug 06, 2026
HRT FINANCIAL LP History New 60,620 101 0.0% — 46 +60,620 New Q2 2026 Aug 14, 2026
LPL Financial LLC History Added to 57,074 95 0.0% 0.0% 47 +4,049 7.64% Q2 2026 Aug 07, 2026
Qube Research & Technologies Ltd History Added to 55,825 93 0.0% 0.0% 49 +19,248 52.62% Q2 2026 Aug 14, 2026
DEUTSCHE BANK AG\ History Added to 56,064 93 0.0% 0.0% 48 +1,887 3.48% Q2 2026 Aug 07, 2026
RHUMBLINE ADVISERS History Added to 53,919 90 0.0% 0.0% 50 +4,805 9.78% Q2 2026 Aug 11, 2026
OSAIC HOLDINGS, INC. History Reduced 40,785 68 0.0% 0.0% 51 -200 -0.49% Q2 2026 Aug 14, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 37,844 63 0.0% 0.0% 52 -644,861 -94.46% Q2 2026 Aug 14, 2026
WELLS FARGO & COMPANY/MN History Added to 35,383 59 0.0% 0.0% 53 +6,568 22.79% Q2 2026 Aug 14, 2026
Jain Global LLC History New 34,819 58 0.0% — 54 +34,819 New Q2 2026 Aug 14, 2026
Russell Investments Group, Ltd. History Added to 33,503 55 0.0% 0.0% 55 +30,691 1091.43% Q2 2026 Aug 06, 2026
SIG BROKERAGE, LP History No change 31,942 53 0.0% 0.0% 56 0 0.0% Q2 2026 Aug 14, 2026
CANADA PENSION PLAN INVESTMENT BOARD History New 29,700 49 0.0% — 57 +29,700 New Q2 2026 Aug 14, 2026
LMR Partners LLP History Reduced 28,794 48 0.0% 0.0% 58 -7,078 -19.73% Q2 2026 Aug 14, 2026
Quadrature Capital Ltd History New 26,934 44 0.0% — 60 +26,934 New Q2 2026 Aug 06, 2026
BANK OF AMERICA CORP /DE/ History Reduced 26,930 44 0.0% 0.0% 59 -8,153 -23.24% Q2 2026 Aug 14, 2026
Virtu Financial LLC History New 26,027 43 0.0% — 61 +26,027 New Q2 2026 Aug 13, 2026
GROUP ONE TRADING LLC History Added to 24,772 41 0.0% 0.0% 62 +7,905 46.87% Q2 2026 Aug 13, 2026
TWO SIGMA SECURITIES, LLC History New 22,060 36 0.0% — 64 +22,060 New Q2 2026 Aug 14, 2026
Invesco Ltd. History Added to 22,043 36 0.0% 0.0% 63 +10,759 95.35% Q2 2026 Aug 14, 2026
CAPTRUST FINANCIAL ADVISORS History Added to 19,846 33 0.0% 0.0% 65 +5,428 37.65% Q2 2026 Aug 13, 2026
CITIGROUP INC History Added to 19,652 32 0.0% 0.0% 66 +18,066 1139.09% Q2 2026 Aug 03, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 19,454 32 0.0% 0.0% 67 +4,335 28.67% Q2 2026 Aug 14, 2026
Polymer Capital Management (US) LLC History Reduced 18,731 31 0.0% 0.01% 68 -32,195 -63.22% Q2 2026 Aug 14, 2026
Mariner, LLC History New 18,552 30 0.0% — 70 +18,552 New Q2 2026 Aug 13, 2026
JPMORGAN CHASE & CO History Added to 18,211 30 0.0% 0.0% 69 +1,309 7.74% Q2 2026 Aug 12, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 17,028 29 0.0% 0.0% 71 0 0.0% Q2 2026 Aug 14, 2026
INTEGRITY ALLIANCE, LLC. History No change 17,400 29 0.0% 0.0% 72 0 0.0% Q2 2026 Jul 31, 2026
Kapstone Financial Advisors LLC History No change 17,395 29 0.01% 0.01% 73 0 0.0% Q2 2026 Aug 07, 2026
IEQ CAPITAL, LLC History New 16,207 27 0.0% — 76 +16,207 New Q2 2026 Aug 11, 2026
Engineers Gate Manager LP History Reduced 16,261 27 0.0% 0.0% 74 -14,689 -47.46% Q2 2026 Aug 14, 2026
Legacy Advisors, LLC History Added to 16,413 27 0.0% 0.0% 75 +20 0.12% Q2 2026 Jul 24, 2026
MERCER GLOBAL ADVISORS INC /ADV History New 16,047 26 0.0% — 77 +16,047 New Q2 2026 Aug 19, 2026
Point72 Asset Management, L.P. History Reduced 15,340 25 0.0% 0.0% 78 -18,751 -55.0% Q2 2026 Aug 14, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History New 13,528 21 0.0% — 81 +13,528 New Q2 2026 Jul 15, 2026
ROYAL BANK OF CANADA History Added to 12,831 21 0.0% 0.0% 80 +8,363 187.18% Q2 2026 Aug 14, 2026
SEI INVESTMENTS CO History No change 12,854 21 0.0% 0.0% 79 0 0.0% Q2 2026 Aug 14, 2026
Creative Planning History New 12,217 20 0.0% — 82 +12,217 New Q2 2026 Aug 13, 2026
Private Advisor Group, LLC History No change 12,200 20 0.0% 0.0% 83 0 0.0% Q2 2026 Jul 27, 2026
Vanguard Global Advisers, LLC History No change 12,172 20 0.0% 0.0% 84 0 0.0% Q2 2026 Aug 13, 2026
AIGEN INVESTMENT MANAGEMENT, LP History New 11,812 19 0.01% — 86 +11,812 New Q2 2026 Aug 14, 2026
Cambridge Investment Research Advisors, Inc. History New 11,339 19 0.0% — 85 +11,339 New Q2 2026 Jul 27, 2026
Focus Partners Wealth History New 10,863 18 0.0% — 88 +10,863 New Q2 2026 Aug 12, 2026
INTECH INVESTMENT MANAGEMENT LLC History No change 10,786 18 0.0% 0.0% 87 0 0.0% Q2 2026 Aug 10, 2026
TRUIST FINANCIAL CORP History No change 10,000 16 0.0% 0.0% 89 0 0.0% Q2 2026 Jul 28, 2026
Arax Advisory Partners History Added to 8,943 14 0.0% — 91 +8,822 7290.91% Q2 2026 Aug 10, 2026
BARCLAYS PLC History Added to 8,948 14 0.0% 0.0% 90 +109 1.23% Q2 2026 Aug 14, 2026
Tower Research Capital LLC (TRC) History Reduced 7,332 12 0.0% 0.0% 92 -3,301 -31.04% Q2 2026 Aug 11, 2026
LANARK FINANCIAL, INC. History No change 6,340 10 0.0% 0.0% 93 0 0.0% Q2 2026 Jul 21, 2026
FIFTH THIRD BANCORP History No change 5,000 8 0.0% 0.0% 94 0 0.0% Q2 2026 Aug 05, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 5,100 8 0.0% 0.0% 95 0 0.0% Q2 2026 Jul 29, 2026
Police & Firemen's Retirement System of New Jersey History No change 4,252 7 0.0% 0.0% 96 0 0.0% Q2 2026 Jul 23, 2026
Legal & General Group Plc History No change 3,095 5 0.0% 0.0% 97 0 0.0% Q2 2026 Aug 14, 2026
Quarry LP History New 2,257 3 0.0% — 100 +2,257 New Q2 2026 Aug 14, 2026
FMR LLC History Reduced 1,951 3 0.0% 0.0% 98 -91 -4.46% Q2 2026 Aug 13, 2026
Ameritas Investment Partners, Inc. History No change 2,072 3 0.0% 0.0% 99 0 0.0% Q2 2026 Aug 13, 2026
JONES FINANCIAL COMPANIES LLLP History Reduced 1,800 2 0.0% 0.0% 101 -1,277 -41.5% Q2 2026 Aug 14, 2026
Allworth Financial LP History Added to 1,545 2 0.0% — 102 +1,220 375.38% Q2 2026 Aug 11, 2026
EverSource Wealth Advisors, LLC History Added to 1,692 2 0.0% 0.0% 103 +764 82.33% Q2 2026 Jul 24, 2026
Blue Trust, Inc. History No change 1,390 2 0.0% 0.0% 104 0 0.0% Q2 2026 Jul 21, 2026
Essential Partners LLC History Reduced 711 1 0.0% 0.0% 108 -2,047 -74.22% Q2 2026 Aug 10, 2026
Sterling Capital Management LLC History Reduced 733 1 0.0% 0.0% 105 -566 -43.57% Q2 2026 Jul 28, 2026
Capital Analysts, LLC History No change 522 1 0.0% 0.0% 106 0 0.0% Q2 2026 Aug 05, 2026
McMillan Office, Inc. History No change 1,000 1 0.0% 0.0% 107 0 0.0% Q2 2026 Aug 13, 2026
CenterBook Partners LP History Closed out 0 0 — 0.04% — -437,771 -100.0% Q2 2026 Aug 11, 2026
Squarepoint Ops LLC History Closed out 0 0 — 0.0% — -166,242 -100.0% Q2 2026 Aug 14, 2026
Empowered Funds, LLC History Closed out 0 0 — 0.0% — -155,000 -100.0% Q2 2026 Aug 14, 2026
Family Manage LLC History Closed out 0 0 — 0.0% — -26,233 -100.0% Q2 2026 Aug 14, 2026
OXFORD ASSET MANAGEMENT LLP History Closed out 0 0 — 0.01% — -19,566 -100.0% Q2 2026 Aug 14, 2026
SUMMIT SECURITIES GROUP LLC History Closed out 0 0 — 0.0% — -19,263 -100.0% Q2 2026 Aug 03, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History Closed out 0 0 — 0.0% — -12,447 -100.0% Q2 2026 Sep 09, 2026
CWM, LLC History Closed out 0 0 — 0.0% — -9,199 -100.0% Q1 2026 May 14, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 549 0 — 0.0% — -1,749 -76.11% Q2 2026 Aug 24, 2026
Caitong International Asset Management Co., Ltd History Reduced 10 0 — 0.0% — -710 -98.61% Q2 2026 Aug 04, 2026
ROTHSCHILD INVESTMENT LLC History Added to 550 0 — — — +404 276.71% Q2 2026 Aug 06, 2026
Optiver Holding B.V. History Reduced 4 0 — — — -296 -98.67% Q2 2026 Aug 12, 2026
Fortitude Family Office, LLC History Added to 545 0 — — — +247 82.89% Q2 2026 Jul 20, 2026
NISA INVESTMENT ADVISORS, LLC History Reduced 229 0 — — — -202 -46.87% Q2 2026 Aug 10, 2026
Clearstead Advisors, LLC History Reduced 26 0 — — — -163 -86.24% Q2 2026 Aug 06, 2026
Farther Finance Advisors, LLC History Added to 275 0 — — — +99 56.25% Q2 2026 Jul 17, 2026
Rialto Wealth Management, LLC History Added to 299 0 — — — +62 26.16% Q2 2026 Aug 11, 2026
SJS Investment Consulting Inc. History Added to 57 0 — — — +46 418.18% Q2 2026 Jul 22, 2026
True Wealth Design, LLC History Added to 50 0 — — — +38 316.67% Q2 2026 Jul 16, 2026
Sunbelt Securities, Inc. History Closed out 0 0 — — — -37 -100.0% Q1 2026 May 15, 2026
MAI Capital Management History Closed out 0 0 — — — -21 -100.0% Q2 2026 Aug 14, 2026
IFP Advisors, Inc History Reduced 106 0 — — — -9 -7.83% Q2 2026 Jul 20, 2026
JPL Wealth Management, LLC History New 5 0 — — — +5 New Q2 2026 Aug 13, 2026
SBI Securities Co., Ltd. History No change 5 0 — — — 0 0.0% Q2 2026 Jul 22, 2026