NPEH, LLC - Insider Non-Derivative Transactions at NET Power Inc. (NPWR) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 24, 2025, NPEH, LLC's relationship to NET Power Inc. (NPWR) is TenPercentOwner, and currently has 2,050,000 shares of Class A Common Stock, and 20,729,880 shares of Class B Common Stock.

The charts below show the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other NPWR insiders.

Related Topics: SEC Topic List.
Data Source: SEC.
NPEH, LLC - Insider Non-Derivative Transactions of NPWR Class A Common Stock
NPEH, LLC - Insider Non-Derivative Transactions of NPWR Class B Common Stock
NPEH, LLC - Insider Non-Derivative Transactions at NPWR
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Date Transaction No. of Shares Price Per Share Shares Owned After Transactions
Dec 25, 2025 Sell -- (Class A Common Stock) 170000 2.21 2050000
Dec 24, 2025 Sell -- (Class A Common Stock) 130000 2.17 2220000
Dec 23, 2025 Sell -- (Class A Common Stock) 100000 2.26 2350000
Dec 20, 2025 Sell -- (Class A Common Stock) 100000 2.34 2450000
Dec 10, 2025 Sell -- (Class A Common Stock) 40000 2.82 2550000
Dec 9, 2025 Sell -- (Class A Common Stock) 140000 2.81 2590000
Dec 6, 2025 Sell -- (Class A Common Stock) 105000 2.91 2730000
Dec 5, 2025 Sell -- (Class A Common Stock) 65000 2.94 2835000
Nov 29, 2025 Sell -- (Class A Common Stock) 200000 2.94 2900000
Nov 22, 2025 Sell -- (Class A Common Stock) 17163 2.5 3100000
Nov 21, 2025 Sell -- (Class A Common Stock) 132837 2.6 3117163
Nov 20, 2025 Sell -- (Class A Common Stock) 250000 2.57 3250000
Nov 18, 2025 Sell -- (Class A Common Stock) 338653 2.81 3500000
Nov 4, 2025 Sell -- (Class A Common Stock) 8477 4 1838653
Nov 4, 2025 C -- (Class A Common Stock) 2000000 0 3838653
Nov 4, 2025 J -- (Class B Common Stock) 2000000 0 20729880
Nov 1, 2025 Sell -- (Class A Common Stock) 18116 4.05 1847130
Oct 31, 2025 Sell -- (Class A Common Stock) 107754 4.04 1865246
Oct 30, 2025 Sell -- (Class A Common Stock) 786832 4.12 1973000
Oct 29, 2025 Sell -- (Class A Common Stock) 7585 3.77 2759832
Oct 28, 2025 Sell -- (Class A Common Stock) 200000 3.77 2767417
Oct 25, 2025 Sell -- (Class A Common Stock) 32583 3.7 2967417
Oct 24, 2025 Sell -- (Class A Common Stock) 284100 3.69 3000000
Oct 23, 2025 Sell -- (Class A Common Stock) 89000 3.31 3284100
Oct 22, 2025 Sell -- (Class A Common Stock) 189300 3.53 3373100
Oct 21, 2025 Sell -- (Class A Common Stock) 201000 3.58 3562400
Oct 17, 2025 Sell -- (Class A Common Stock) 13959 4.71 3763400
Oct 16, 2025 Sell -- (Class A Common Stock) 122641 4.88 3777359
Oct 16, 2025 Sell -- (Class A Common Stock) 100000 4.83 3900000
Oct 15, 2025 C -- (Class A Common Stock) 4000000 0 4000000
Oct 15, 2025 J -- (Class B Common Stock) 4000000 0 22729880
Nov 23, 2024 Sell -- (Class A Common Stock) 431009 12.76 0
Nov 22, 2024 Sell -- (Class A Common Stock) 509040 12.72 431009
Nov 21, 2024 Sell -- (Class A Common Stock) 320371 12.6 940049
Nov 20, 2024 C -- (Class A Common Stock) 1260420 0 1260420
Nov 20, 2024 J -- (Class B Common Stock) 1260420 0 26729880
Oct 18, 2024 Sell -- (Class A Common Stock) 199369 7.33 0
Oct 17, 2024 Sell -- (Class A Common Stock) 517618 7.12 199369
Oct 12, 2024 Sell -- (Class A Common Stock) 120500 6.92 716987
Oct 10, 2024 Sell -- (Class A Common Stock) 122591 6.95 837487
Oct 8, 2024 Sell -- (Class A Common Stock) 54922 7 960078
Sep 26, 2024 C -- (Class A Common Stock) 1015000 0 1015000
Sep 26, 2024 J -- (Class B Common Stock) 1015000 0 27990300
Sep 20, 2024 Sell -- (Class A Common Stock) 342364 7.06 0
Sep 19, 2024 Sell -- (Class A Common Stock) 80122 7.02 342364
Sep 18, 2024 Sell -- (Class A Common Stock) 144959 7.04 422486
Sep 17, 2024 Sell -- (Class A Common Stock) 36752 7.05 67445
Sep 17, 2024 C -- (Class A Common Stock) 500000 0 567445
Sep 17, 2024 J -- (Class B Common Stock) 500000 0 29005300
Sep 14, 2024 Sell -- (Class A Common Stock) 1340 7.26 104197
Sep 13, 2024 Sell -- (Class A Common Stock) 2315 7.26 105537
Sep 12, 2024 Sell -- (Class A Common Stock) 21155 7.28 107852
Sep 11, 2024 Sell -- (Class A Common Stock) 300 7.31 129007
Sep 10, 2024 Sell -- (Class A Common Stock) 60022 7.6 129307
Sep 7, 2024 Sell -- (Class A Common Stock) 66825 7.88 189329
Sep 6, 2024 Sell -- (Class A Common Stock) 160521 7.94 256154
Sep 5, 2024 Sell -- (Class A Common Stock) 83325 8.1 416675
Sep 4, 2024 C -- (Class A Common Stock) 500000 0 500000
Sep 4, 2024 J -- (Class B Common Stock) 500000 0 29505300