NET Power Inc. (NPWR)

Latest Insider Confidence Score

2026Q1

35.4
Bearish

Company insider confidence (by quarter)

2021Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Sk Inc. 10% Owner 29,505,300 Sep 16, 2024
Rice Daniel J. IV — 29,335,000 Jun 12, 2023
Beauchamp Cynda 10% Owner 22,729,880 Nov 4, 2025
Rice Acquisition Sponsor II LLC — 10,900,000 Jun 30, 2023
8 Rivers Capital, Llc 10% Owner 2,900,000 Dec 2, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 3, 2026 Mar 5, 2026 NPEH, LLC 10% Owner Sell 22.5 -100,000 -20.00% ✗ $204.3K
Mar 3, 2026 Mar 5, 2026 8 Rivers Capital, LLC 10% Owner Sell 22.5 -100,000 -20.00% ✗ $204.3K
Feb 26, 2026 Mar 2, 2026 NPEH, LLC 10% Owner Sell 22.5 -86,483 -14.75% ✗ $177K
Feb 26, 2026 Mar 2, 2026 8 Rivers Capital, LLC 10% Owner Sell 22.5 -86,483 -14.75% ✗ $177K
Feb 19, 2026 Feb 23, 2026 NPEH, LLC 10% Owner Sell 20.0 -188,517 -24.32% ✗ $396.9K
Feb 19, 2026 Feb 23, 2026 8 Rivers Capital, LLC 10% Owner Sell 20.0 -188,517 -24.32% ✗ $396.9K
Feb 13, 2026 Feb 18, 2026 8 Rivers Capital, LLC 10% Owner Sell 20.0 -175,000 -18.42% ✗ $369.3K
Feb 13, 2026 Feb 18, 2026 NPEH, LLC 10% Owner Sell 20.0 -175,000 -18.42% ✗ $369.3K
Feb 10, 2026 Feb 12, 2026 8 Rivers Capital, LLC 10% Owner Sell 20.0 -250,000 -20.83% ✗ $509.2K
Feb 10, 2026 Feb 12, 2026 NPEH, LLC 10% Owner Sell 20.0 -250,000 -20.83% ✗ $509.2K
Jan 29, 2026 Feb 2, 2026 NPEH, LLC 10% Owner Sell 22.5 -54,780 -4.37% ✗ $128.7K
Jan 29, 2026 Feb 2, 2026 8 Rivers Capital, LLC 10% Owner Sell 22.5 -54,780 -4.37% ✗ $128.7K
Jan 26, 2026 Jan 28, 2026 8 Rivers Capital, LLC 10% Owner Sell 20.0 -295,220 -19.05% ✗ $699.9K
Jan 26, 2026 Jan 28, 2026 NPEH, LLC 10% Owner Sell 20.0 -295,220 -19.05% ✗ $699.9K
Jan 14, 2026 Jan 16, 2026 8 Rivers Capital, LLC 10% Owner Sell 17.5 -500,000 -24.39% ✗ $1.3M
Jan 14, 2026 Jan 16, 2026 NPEH, LLC 10% Owner Sell 17.5 -500,000 -24.39% ✗ $1.3M
Dec 24, 2025 Dec 29, 2025 NPEH, LLC 10% Owner Sell 20.0 -170,000 -7.66% ✗ $375.6K
Dec 24, 2025 Dec 29, 2025 8 Rivers Capital, LLC 10% Owner Sell 20.0 -170,000 -7.66% ✗ $375.6K
Dec 19, 2025 Dec 23, 2025 NPEH, LLC 10% Owner Sell 20.0 -330,000 -12.94% ✗ $742.4K
Dec 19, 2025 Dec 23, 2025 8 Rivers Capital, LLC 10% Owner Sell 20.0 -330,000 -12.94% ✗ $742.4K
Dec 9, 2025 Dec 11, 2025 NPEH, LLC 10% Owner Sell 22.5 -40,000 -1.54% ✗ $112.9K
Dec 9, 2025 Dec 11, 2025 8 Rivers Capital, LLC 10% Owner Sell 22.5 -40,000 -1.54% ✗ $112.9K
Dec 4, 2025 Dec 8, 2025 NPEH, LLC 10% Owner Sell 20.0 -310,000 -10.69% ✗ $889.7K
Dec 4, 2025 Dec 8, 2025 8 Rivers Capital, LLC 10% Owner Sell 20.0 -310,000 -10.69% ✗ $889.7K
Nov 28, 2025 Dec 2, 2025 8 Rivers Capital, LLC 10% Owner Sell 20.0 -200,000 -6.45% ✗ $587.1K
Nov 28, 2025 Dec 2, 2025 NPEH, LLC 10% Owner Sell 20.0 -200,000 -6.45% ✗ $587.1K
Nov 20, 2025 Nov 24, 2025 NPEH, LLC 10% Owner Sell 20.0 -150,000 -4.62% ✗ $387.9K
Nov 20, 2025 Nov 24, 2025 8 Rivers Capital, LLC 10% Owner Sell 20.0 -150,000 -4.62% ✗ $387.9K
Nov 17, 2025 Nov 19, 2025 NPEH, LLC 10% Owner Sell 17.5 -588,653 -15.33% ✗ $1.6M
Nov 17, 2025 Nov 19, 2025 8 Rivers Capital, LLC 10% Owner Sell 17.5 -588,653 -15.33% ✗ $1.6M
Oct 31, 2025 Nov 4, 2025 8 Rivers Capital, LLC 10% Owner Sell 22.5 -2,026,593 -8.24% ✗ $107.3K
Oct 31, 2025 Nov 4, 2025 NPEH, LLC 10% Owner Sell 22.5 -2,026,593 -8.24% ✗ $107.3K
Oct 31, 2025 Nov 4, 2025 Beauchamp Cynda 10% Owner Sell 22.5 -24,595,126 -93.01% ✗ $73.4K
Oct 28, 2025 Oct 30, 2025 NPEH, LLC 10% Owner Sell 17.5 -902,171 -32.60% ✗ $3.7M
Oct 28, 2025 Oct 30, 2025 8 Rivers Capital, LLC 10% Owner Sell 17.5 -902,171 -32.60% ✗ $3.7M
Oct 23, 2025 Oct 27, 2025 NPEH, LLC 10% Owner Sell 17.5 -516,683 -15.73% ✗ $1.9M
Oct 23, 2025 Oct 27, 2025 8 Rivers Capital, LLC 10% Owner Sell 17.5 -516,683 -15.73% ✗ $1.9M
Oct 20, 2025 Oct 22, 2025 8 Rivers Capital, LLC 10% Owner Sell 17.5 -479,300 -12.74% ✗ $1.7M
Oct 20, 2025 Oct 22, 2025 NPEH, LLC 10% Owner Sell 17.5 -479,300 -12.74% ✗ $1.7M
Oct 14, 2025 Oct 16, 2025 NPEH, LLC 10% Owner Sell 17.5 -4,236,600 -13.79% ✗ $1.1M
Oct 14, 2025 Oct 16, 2025 8 Rivers Capital, LLC 10% Owner Sell 17.5 -4,236,600 -13.79% ✗ $1.1M
Sep 12, 2024 Sep 16, 2024 NPEH, LLC 10% Owner Sell 20.0 -540,407 -1.82% ✗ $285.7K
Sep 12, 2024 Sep 16, 2024 8 Rivers Capital, LLC 10% Owner Sell 20.0 -540,407 -1.82% ✗ $285.7K
Sep 9, 2024 Sep 11, 2024 NPEH, LLC 10% Owner Sell 20.0 -81,477 -43.03% ✗ $612.7K
Sep 9, 2024 Sep 11, 2024 8 Rivers Capital, LLC 10% Owner Sell 20.0 -81,477 -43.03% ✗ $612.7K
Sep 3, 2024 Sep 6, 2024 NPEH, LLC 10% Owner Sell 17.5 -810,671 -2.66% ✗ $2.5M
Sep 3, 2024 Sep 6, 2024 8 Rivers Capital, LLC 10% Owner Sell 17.5 -810,671 -2.66% ✗ $2.5M
Jul 1, 2024 Jul 3, 2024 Kelliher Joseph T Director Neutral 90.0 +2,658 40.05% ✗ -
Jun 4, 2024 Jun 6, 2024 Alexander Ralph Director Neutral 90.0 +15,369 71.67% ✗ -
Jun 4, 2024 Jun 6, 2024 Kelliher Joseph T Director Neutral 90.0 +15,369 71.67% ✗ -
Jun 4, 2024 Jun 6, 2024 PETERSON CAROL R. Director Neutral 90.0 +15,369 71.67% ✗ -
Jun 4, 2024 Jun 6, 2024 Veltmann Alejandra Director Neutral 90.0 +15,369 71.67% ✗ -
May 23, 2024 May 28, 2024 SK INC. 10% Owner Sell 15.0 -2,500,000 -50.00% ✗ $25.1M
May 16, 2024 Rosser Kelly Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Apr 2, 2024 Apr 4, 2024 PATEL AKASH S. CFO Neutral 90.0 +351,184 100.00% ✗ -
Apr 2, 2024 Apr 4, 2024 ALLEN BRIAN F. COO Neutral 90.0 +449,077 100.00% ✗ -
Apr 1, 2024 Apr 3, 2024 Kelliher Joseph T Director Neutral 90.0 +2,294 52.83% ✗ -
Jan 2, 2024 Jan 4, 2024 Kelliher Joseph T Director Neutral 90.0 +2,587 147.41% ✗ -
Oct 2, 2023 Oct 4, 2023 Kelliher Joseph T Director Neutral 90.0 +1,755 100.00% ✗ -
Sep 12, 2023 Sep 14, 2023 MAHON JAMES General Counsel and Secretary Sell 20.0 -31,394 -100.00% ✗ $474.2K
Sep 8, 2023 Sep 12, 2023 MAHON JAMES General Counsel and Secretary Sell 20.0 -40,000 -56.03% ✗ $616.5K
Sep 6, 2023 Sep 8, 2023 MAHON JAMES General Counsel and Secretary Sell 20.0 -28,606 -28.61% ✗ $435.4K
Sep 1, 2023 Sep 5, 2023 Veltmann Alejandra Director Neutral 90.0 +21,444 100.00% ✗ -
Sep 1, 2023 Sep 5, 2023 Alexander Ralph Director Neutral 90.0 +21,444 100.00% ✗ -
Sep 1, 2023 Sep 5, 2023 PETERSON CAROL R. Director Neutral 90.0 +21,444 100.00% ✗ -
Sep 1, 2023 Sep 5, 2023 HEFFINGER BRANDON Chief Commercial Officer Sell 20.0 -34,858 -100.00% ✗ $494.6K
Sep 1, 2023 Sep 5, 2023 Kelliher Joseph T Director Neutral 90.0 +21,444 100.00% ✗ -
Aug 30, 2023 Sep 1, 2023 HEFFINGER BRANDON Chief Commercial Officer Sell 17.5 -115,142 -76.76% ✗ $1.6M
Aug 29, 2023 Aug 31, 2023 MAHON JAMES General Counsel and Secretary Neutral 27.5 -100,000 -14.43% ✗ -
Aug 28, 2023 Aug 30, 2023 HEFFINGER BRANDON Chief Commercial Officer Neutral 27.5 -150,000 -41.15% ✗ -
Aug 21, 2023 Aug 23, 2023 HEFFINGER BRANDON Chief Commercial Officer Sell 20.0 -27,771 -100.00% ✗ $421.9K
Aug 17, 2023 Aug 21, 2023 HEFFINGER BRANDON Chief Commercial Officer Sell 17.5 -122,229 -81.49% ✗ $1.8M
Aug 16, 2023 Aug 18, 2023 Derham Kyle Director Neutral 52.5 - 0.00% ✗ -
Aug 9, 2023 Aug 11, 2023 HEFFINGER BRANDON Chief Commercial Officer Neutral 27.5 -150,000 -29.15% ✗ -
Jun 30, 2023 Jun 30, 2023 Derham Kyle Director Neutral 90.0 +1,676,668 120.59% ✗ -
Jun 30, 2023 Jun 30, 2023 Rice Acquisition Sponsor II LLC Other Neutral 27.5 -7,537,500 -100.00% ✗ -
Jun 20, 2023 NPEH, LLC 10% Owner Neutral 52.5 - 0.00% ✗ -
Jun 20, 2023 8 Rivers Capital, LLC 10% Owner Neutral 52.5 - 0.00% ✗ -
Jun 8, 2023 Jun 12, 2023 FORREST BROCK Chief Technology Officer Neutral 90.0 +596,917 100.00% ✗ -
Jun 8, 2023 Jun 12, 2023 MAHON JAMES General Counsel Neutral 90.0 +693,028 100.00% ✗ -
Jun 8, 2023 Jun 12, 2023 HEFFINGER BRANDON Chief Commercial Officer Neutral 90.0 +514,559 100.00% ✗ -
Jun 8, 2023 Jun 12, 2023 ALLEN BRIAN F. COO Neutral 90.0 +568,090 100.00% ✗ -
Jun 8, 2023 Jun 12, 2023 PATEL AKASH S. CFO Neutral 90.0 +790,448 100.00% ✗ -
Jun 8, 2023 Jun 12, 2023 Derham Kyle Director Neutral 27.5 -500,000 -5.85% ✗ -
Jun 8, 2023 Jun 12, 2023 Rice Daniel J. IV CEO Neutral 27.5 -1,000,000 -11.71% ✗ -
Jun 8, 2023 Jun 12, 2023 Rice Acquisition Sponsor II LLC Director Neutral 27.5 -1,000,000 -11.71% ✗ -
Jun 12, 2023 FORREST BROCK Chief Technology Officer Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 ALLEN BRIAN F. COO Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 HEFFINGER BRANDON Chief Commercial Officer Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 MAHON JAMES General Counsel Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 PATEL AKASH S. CFO Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 Veltmann Alejandra Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 SUNG EUNKYUNG Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 POLLACK BRAD Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 PETERSON CAROL R. Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 Kelliher Joseph T Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 Forthuber Frederick A. Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 Bennett Peter J. Director Neutral 52.5 - 0.00% ✗ -
Jun 12, 2023 Alexander Ralph Director Neutral 52.5 - 0.00% ✗ -
Jun 8, 2023 Jun 12, 2023 Famuagun Jide Director Neutral 52.5 - 0.00% ✗ -