NPEH, LLC has filed 85 insider transactions across 1 company since September 2024.
Most recent transaction: a transaction of 3000000 shares of NET Power Inc. ($NPWR) on March 06, 2026.
Activity breakdown: 0 open-market purchases and 65 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 6, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | J | Class B Common Stock | 3000000 | $0.00 | 17,729,880.0000 | 142,902,000 | 14.47% | 2.10% |
| March 6, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Common Stock | 3000000 | $0.00 | 3,400,000.0000 | 142,902,000 | 750.00% | 2.10% |
| March 3, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 100000 | $2.04 | 400,000.0000 | 142,902,000 | 20.00% | 0.07% |
| Feb. 26, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 1881 | $2.00 | 584,602.0000 | 142,902,000 | 0.32% | 0.00% |
| March 2, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 79858 | $2.05 | 500,000.0000 | 142,902,000 | 13.77% | 0.06% |
| Feb. 27, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 4744 | $2.00 | 579,858.0000 | 142,902,000 | 0.81% | 0.00% |
| Feb. 20, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 63517 | $2.03 | 586,483.0000 | 142,902,000 | 9.77% | 0.04% |
| Feb. 19, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 125000 | $2.14 | 650,000.0000 | 142,902,000 | 16.13% | 0.09% |
| Feb. 18, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 75000 | $2.07 | 775,000.0000 | 142,902,000 | 8.82% | 0.05% |
| Feb. 13, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 100000 | $2.14 | 850,000.0000 | 142,902,000 | 10.53% | 0.07% |
| Feb. 10, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 40000 | $2.08 | 1,160,000.0000 | 142,902,000 | 3.33% | 0.03% |
| Feb. 12, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 150000 | $2.03 | 950,000.0000 | 142,902,000 | 13.64% | 0.10% |
| Feb. 11, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 60000 | $2.02 | 1,100,000.0000 | 142,902,000 | 5.17% | 0.04% |
| Jan. 29, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 54780 | $2.35 | 1,200,000.0000 | 142,902,000 | 4.37% | 0.04% |
| Jan. 27, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 100000 | $2.38 | 1,320,000.0000 | 142,902,000 | 7.04% | 0.07% |
| Jan. 28, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 65220 | $2.38 | 1,254,780.0000 | 142,902,000 | 4.94% | 0.05% |
| Jan. 26, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 130000 | $2.35 | 1,420,000.0000 | 142,902,000 | 8.39% | 0.09% |
| Jan. 14, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 135000 | $2.74 | 1,915,000.0000 | 142,902,000 | 6.59% | 0.09% |
| Jan. 16, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 230000 | $2.63 | 1,550,000.0000 | 142,902,000 | 12.92% | 0.16% |
| Jan. 15, 2026 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 135000 | $2.57 | 1,780,000.0000 | 142,902,000 | 7.05% | 0.09% |
| Dec. 24, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 170000 | $2.21 | 2,050,000.0000 | 142,902,000 | 7.66% | 0.12% |
| Dec. 23, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 130000 | $2.17 | 2,220,000.0000 | 142,902,000 | 5.53% | 0.09% |
| Dec. 22, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 100000 | $2.26 | 2,350,000.0000 | 142,902,000 | 4.08% | 0.07% |
| Dec. 19, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 100000 | $2.34 | 2,450,000.0000 | 142,902,000 | 3.92% | 0.07% |
| Dec. 9, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 40000 | $2.82 | 2,550,000.0000 | 142,902,000 | 1.54% | 0.03% |
| Dec. 4, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 65000 | $2.94 | 2,835,000.0000 | 142,902,000 | 2.24% | 0.05% |
| Dec. 8, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 140000 | $2.81 | 2,590,000.0000 | 142,902,000 | 5.13% | 0.10% |
| Dec. 5, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 105000 | $2.91 | 2,730,000.0000 | 142,902,000 | 3.70% | 0.07% |
| Nov. 28, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 200000 | $2.94 | 2,900,000.0000 | 142,902,000 | 6.45% | 0.14% |
| Nov. 21, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 17163 | $2.50 | 3,100,000.0000 | 142,902,000 | 0.55% | 0.01% |
| Nov. 20, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 132837 | $2.60 | 3,117,163.0000 | 142,902,000 | 4.09% | 0.09% |
| Nov. 19, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 250000 | $2.57 | 3,250,000.0000 | 142,902,000 | 7.14% | 0.17% |
| Nov. 17, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 338653 | $2.81 | 3,500,000.0000 | 142,902,000 | 8.82% | 0.24% |
| Nov. 3, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 8477 | $4.00 | 1,838,653.0000 | 142,902,000 | 0.46% | 0.01% |
| Nov. 3, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Units of NET Power Operations LLC | 2000000 | $0.00 | 20,729,880.0000 | 142,902,000 | 8.80% | 1.40% |
| Nov. 3, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | J | Class B Common Stock | 2000000 | $0.00 | 20,729,880.0000 | 142,902,000 | 8.80% | 1.40% |
| Nov. 3, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Common Stock | 2000000 | $0.00 | 3,838,653.0000 | 142,902,000 | 108.78% | 1.40% |
| Oct. 31, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 18116 | $4.05 | 1,847,130.0000 | 142,902,000 | 0.97% | 0.01% |
| Oct. 29, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 786832 | $4.12 | 1,973,000.0000 | 142,902,000 | 28.51% | 0.55% |
| Oct. 30, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 107754 | $4.04 | 1,865,246.0000 | 142,902,000 | 5.46% | 0.08% |
| Oct. 28, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 7585 | $3.77 | 2,759,832.0000 | 142,902,000 | 0.27% | 0.01% |
| Oct. 24, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 32583 | $3.70 | 2,967,417.0000 | 142,902,000 | 1.09% | 0.02% |
| Oct. 23, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 284100 | $3.69 | 3,000,000.0000 | 142,902,000 | 8.65% | 0.20% |
| Oct. 27, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 200000 | $3.77 | 2,767,417.0000 | 142,902,000 | 6.74% | 0.14% |
| Oct. 20, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 201000 | $3.58 | 3,562,400.0000 | 142,902,000 | 5.34% | 0.14% |
| Oct. 22, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 89000 | $3.31 | 3,284,100.0000 | 142,902,000 | 2.64% | 0.06% |
| Oct. 21, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 189300 | $3.53 | 3,373,100.0000 | 142,902,000 | 5.31% | 0.13% |
| Oct. 15, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 122641 | $4.88 | 3,777,359.0000 | 142,902,000 | 3.14% | 0.09% |
| Oct. 15, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 100000 | $4.83 | 3,900,000.0000 | 142,902,000 | 2.50% | 0.07% |
| Oct. 14, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Common Stock | 4000000 | $0.00 | 4,000,000.0000 | 142,902,000 | 9999.99% | 2.80% |
| Oct. 14, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | J | Class B Common Stock | 4000000 | $0.00 | 22,729,880.0000 | 142,902,000 | 14.96% | 2.80% |
| Oct. 14, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Units of NET Power Operations LLC | 4000000 | $0.00 | 22,729,880.0000 | 142,902,000 | 14.96% | 2.80% |
| Oct. 16, 2025 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 13959 | $4.71 | 3,763,400.0000 | 142,902,000 | 0.37% | 0.01% |
| Nov. 22, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 431009 | $12.76 | 0.0000 | 75,244,000 | 100.00% | 0.57% |
| Nov. 19, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Common Stock | 1260420 | $0.00 | 1,260,420.0000 | 75,244,000 | 9999.99% | 1.68% |
| Nov. 19, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | J | Class B Common Stock | 1260420 | $0.00 | 26,729,880.0000 | 75,244,000 | 4.50% | 1.68% |
| Nov. 20, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 320371 | $12.60 | 940,049.0000 | 75,244,000 | 25.42% | 0.43% |
| Nov. 21, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 509040 | $12.72 | 431,009.0000 | 75,244,000 | 54.15% | 0.68% |
| Nov. 19, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Units of NET Power Operations LLC | 1260420 | $0.00 | 26,729,880.0000 | 75,244,000 | 4.50% | 1.68% |
| Oct. 16, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 517618 | $7.12 | 199,369.0000 | 75,244,000 | 72.19% | 0.69% |
| Oct. 17, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 199369 | $7.33 | 0.0000 | 75,244,000 | 100.00% | 0.26% |
| Oct. 11, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 120500 | $6.92 | 716,987.0000 | 75,244,000 | 14.39% | 0.16% |
| Oct. 9, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 122591 | $6.95 | 837,487.0000 | 75,244,000 | 12.77% | 0.16% |
| Sept. 25, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Common Stock | 1015000 | $0.00 | 1,015,000.0000 | 72,584,000 | 9999.99% | 1.40% |
| Sept. 25, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Units of Net Power Operations LLC | 1015000 | $0.00 | 27,990,300.0000 | 72,584,000 | 3.50% | 1.40% |
| Oct. 7, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 54922 | $7.00 | 960,078.0000 | 75,244,000 | 5.41% | 0.07% |
| Sept. 25, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | J | Class B Common Stock | 1015000 | $0.00 | 27,990,300.0000 | 72,584,000 | 3.50% | 1.40% |
| Sept. 18, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 80122 | $7.02 | 342,364.0000 | 72,584,000 | 18.96% | 0.11% |
| Sept. 17, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 144959 | $7.04 | 422,486.0000 | 72,584,000 | 25.55% | 0.20% |
| Sept. 19, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 342364 | $7.06 | 0.0000 | 72,584,000 | 100.00% | 0.47% |
| Sept. 16, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | J | Class B Common Stock | 500000 | $0.00 | 29,005,300.0000 | 72,584,000 | 1.69% | 0.69% |
| Sept. 16, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Common Stock | 500000 | $0.00 | 567,445.0000 | 72,584,000 | 741.34% | 0.69% |
| Sept. 13, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 1340 | $7.26 | 104,197.0000 | 72,584,000 | 1.27% | 0.00% |
| Sept. 16, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 36752 | $7.05 | 67,445.0000 | 72,584,000 | 35.27% | 0.05% |
| Sept. 12, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 2315 | $7.26 | 105,537.0000 | 72,584,000 | 2.15% | 0.00% |
| Sept. 16, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Units of Net Power Operations LLC | 500000 | $0.00 | 29,005,300.0000 | 72,584,000 | 1.69% | 0.69% |
| Sept. 11, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 21155 | $7.28 | 107,852.0000 | 72,584,000 | 16.40% | 0.03% |
| Sept. 9, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 60022 | $7.60 | 129,307.0000 | 72,584,000 | 31.70% | 0.08% |
| Sept. 10, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 300 | $7.31 | 129,007.0000 | 72,584,000 | 0.23% | 0.00% |
| Sept. 3, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Common Stock | 500000 | $0.00 | 500,000.0000 | 72,584,000 | 9999.99% | 0.69% |
| Sept. 3, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | J | Class B Common Stock | 500000 | $0.00 | 29,505,300.0000 | 72,584,000 | 1.67% | 0.69% |
| Sept. 4, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 83325 | $8.10 | 416,675.0000 | 72,584,000 | 16.67% | 0.11% |
| Sept. 5, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 160521 | $7.94 | 256,154.0000 | 72,584,000 | 38.52% | 0.22% |
| Sept. 6, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | S | Class A Common Stock | 66825 | $7.88 | 189,329.0000 | 72,584,000 | 26.09% | 0.09% |
| Sept. 3, 2024 | NET Power Inc. | $NPWR | NPEH, LLC | TenPercentOwner | C | Class A Units of NET Power Operations LLC | 500000 | $0.00 | 29,505,300.0000 | 72,584,000 | 1.67% | 0.69% |