Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-11-28 Sale | 2025-12-02 5:22 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. 10% Owner | 200,000 | $2.9354 | $587,080 | 2,900,000 (Indirect) | View |
| 2025-11-28 Sale | 2025-12-02 5:21 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 200,000 | $2.9354 | $587,080 | 2,900,000 (Direct) | View |
| 2025-11-20 Sale | 2025-11-24 6:39 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 150,000 | $2.5861 | $387,919 | 3,100,000 (Direct) | View |
| 2025-11-20 Sale | 2025-11-24 6:36 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. 10% Owner | 150,000 | $2.5861 | $387,919 | 3,100,000 (Indirect) | View |
| 2025-11-17 Sale | 2025-11-19 5:45 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 588,653 | $2.707 | $1,593,479 | 3,250,000 (Direct) | View |
| 2025-11-17 Sale | 2025-11-19 5:44 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. 10% Owner | 588,653 | $2.707 | $1,593,479 | 3,250,000 (Indirect) | View |
| 2025-10-31 Sale | 2025-11-04 9:17 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. 10% Owner | 26,593 | $4.0367 | $107,348 | 43,459,760 (Indirect) | View |
| 2025-10-31 Sale | 2025-11-04 9:16 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 26,593 | $4.0367 | $107,348 | 43,459,760 (Direct) | View |
| 2025-10-31 Sale | 2025-11-04 9:03 pm | NET Power Inc. | NPWR | Beauchamp Cynda 10% Owner | 18,116 | $4.0527 | $73,419 | 24,577,010 (Indirect) | View |
| 2025-10-28 Sale | 2025-10-30 7:39 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 902,171 | $4.1042 | $3,702,732 | 1,865,246 (Direct) | View |
| 2025-10-28 Sale | 2025-10-30 7:38 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. Beauchamp Cynda 10% Owner | 902,171 | $4.1042 | $3,702,732 | 1,865,246 (Indirect) | View |
| 2025-10-23 Sale | 2025-10-27 7:55 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 516,683 | $3.7204 | $1,922,282 | 2,767,417 (Direct) | View |
| 2025-10-23 Sale | 2025-10-27 7:54 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. Beauchamp Cynda 10% Owner | 516,683 | $3.7204 | $1,922,282 | 2,767,417 (Indirect) | View |
| 2025-10-20 Sale | 2025-10-22 8:55 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. Beauchamp Cynda 10% Owner | 479,300 | $3.5092 | $1,681,952 | 3,284,100 (Indirect) | View |
| 2025-10-20 Sale | 2025-10-22 8:52 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 479,300 | $3.5092 | $1,681,952 | 3,284,100 (Direct) | View |
| 2025-10-15 Sale | 2025-10-16 9:02 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 236,600 | $4.8488 | $1,147,219 | 30,493,280 (Direct) | View |
| 2025-10-15 Sale | 2025-10-16 9:01 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. Beauchamp Cynda 10% Owner | 236,600 | $4.8488 | $1,147,219 | 30,493,280 (Indirect) | View |
| 2025-07-15 Sale | 2025-07-17 06:34 am | NET Power Inc. | NPWR | SK INC. 10% Owner | 2,500,000 | $2.61 | $6,525,000 | 0 (Indirect) | View |
| 2025-04-03 Sale | 2025-04-07 07:34 am | NET Power Inc. | NPWR | Rosser Kelly Chief Accounting Officer | 1,127 | $2.2458 | $2,531 | 2,531 (Direct) | View |
| 2025-04-03 Sale | 2025-04-04 9:57 pm | NET Power Inc. | NPWR | PATEL AKASH S. Chief Financial Officer | 7,359 | $2.2925 | $16,871 | 151,208 (Direct) | View |
| 2024-11-22 Sale | 2024-11-26 9:02 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 431,009 | $12.76 | $5,499,244 | 0 (Direct) | View |
| 2024-11-22 Sale | 2024-11-26 9:00 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC SK INC. 10% Owner | 431,009 | $12.76 | $5,499,244 | 0 (Indirect) | View |
| 2024-11-22 Sale | 2024-11-26 4:00 pm | NET Power Inc. | NPWR | PATEL AKASH S. Chief Financial Officer | 150,000 | $12.65 | $1,897,170 | 790,448 (Direct) | View |
| 2024-11-20 Sale | 2024-11-21 8:37 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC SK INC. 10% Owner | 829,411 | $12.67 | $10,508,755 | 28,421,309 (Indirect) | View |
| 2024-11-20 Sale | 2024-11-21 8:36 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 829,411 | $12.67 | $10,508,755 | 28,421,309 (Direct) | View |
| 2024-10-16 Sale | 2024-10-18 8:01 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 716,987 | $7.1777 | $5,146,332 | 0 (Direct) | View |
| 2024-10-16 Sale | 2024-10-18 8:00 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC SK INC. 10% Owner | 716,987 | $7.1777 | $5,146,332 | 0 (Indirect) | View |
| 2024-10-09 Sale | 2024-10-11 6:33 pm | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 243,091 | $6.9321 | $1,685,140 | 716,987 (Direct) | View |
| 2024-10-09 Sale | 2024-10-11 6:32 pm | NET Power Inc. | NPWR | 8 Rivers Capital LLC SK INC. 10% Owner | 243,091 | $6.9321 | $1,685,140 | 716,987 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-11-03 Other | 2025-11-04 9:17 pm | N/A N/A | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. 10% Owner | 2,000,000 | $0 | 43,459,760 (Indirect) | View |
| 2025-11-03 Conversion | 2025-11-04 9:17 pm | N/A N/A | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. 10% Owner | 2,000,000 | $0 | 43,459,760 (Indirect) | View |
| 2025-11-03 Other | 2025-11-04 9:16 pm | N/A N/A | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 2,000,000 | $0 | 43,459,760 (Direct) | View |
| 2025-11-03 Conversion | 2025-11-04 9:16 pm | N/A N/A | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 2,000,000 | $0 | 43,459,760 (Direct) | View |
| 2025-11-02 Other | 2025-11-04 9:03 pm | N/A N/A | NET Power Inc. | NPWR | Beauchamp Cynda 10% Owner | 24,577,010 | $0 | 24,577,010 (Indirect) | View |
| 2025-10-14 Other | 2025-10-16 9:02 pm | N/A N/A | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 4,000,000 | $0 | 30,493,280 (Direct) | View |
| 2025-10-14 Conversion | 2025-10-16 9:02 pm | N/A N/A | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 4,000,000 | $0 | 30,493,280 (Direct) | View |
| 2025-10-14 Other | 2025-10-16 9:01 pm | N/A N/A | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. Beauchamp Cynda 10% Owner | 4,000,000 | $0 | 30,493,280 (Indirect) | View |
| 2025-10-14 Conversion | 2025-10-16 9:01 pm | N/A N/A | NET Power Inc. | NPWR | 8 Rivers Capital LLC BEAUCHAMP DAMIAN R. Beauchamp Cynda 10% Owner | 4,000,000 | $0 | 30,493,280 (Indirect) | View |
Ownership | 2025-08-11 4:30 pm | N/A N/A | NET Power Inc. | NPWR | BEAUCHAMP DAMIAN R. Beauchamp Cynda 10% Owner | 0 | $0 | 53,459,760 (Indirect) | View |
| 2025-07-30 Other | 2025-07-31 7:06 pm | N/A N/A | NET Power Inc. | NPWR | SK INC. 10% Owner | 26,729,880 | $0 | 26,729,880 (Indirect) | View |
| 2025-06-03 Option Award | 2025-06-05 9:28 pm | N/A N/A | NET Power Inc. | NPWR | Veltmann Alejandra Director | 67,568 | $0 | 104,381 (Direct) | View |
| 2025-06-03 Option Award | 2025-06-05 9:21 pm | N/A N/A | NET Power Inc. | NPWR | PETERSON CAROL R. Director | 67,568 | $0 | 104,381 (Direct) | View |
| 2025-06-03 Option Award | 2025-06-05 9:14 pm | N/A N/A | NET Power Inc. | NPWR | Kelliher Joseph T Director | 67,568 | $0 | 104,381 (Direct) | View |
| 2025-06-03 Option Award | 2025-06-05 8:59 pm | N/A N/A | NET Power Inc. | NPWR | Alexander Ralph Director | 67,568 | $0 | 104,381 (Direct) | View |
| 2025-06-02 Option Award | 2025-06-04 9:14 pm | N/A 2030-06-02 | NET Power Inc. | NPWR | Horstman Marc Chief Operating Officer | 314,766 | $0 | 314,766 (Direct) | View |
Ownership | 2025-06-04 9:13 pm | N/A N/A | NET Power Inc. | NPWR | Horstman Marc Chief Operating Officer | 0 | $0 | 167,659 (Direct) | View |
| 2025-04-09 Option Award | 2025-04-11 4:12 pm | N/A N/A | NET Power Inc. | NPWR | Kelliher Joseph T Director | 9,934 | $0 | 30,103 (Direct) | View |
| 2025-04-02 Option Award | 2025-04-07 07:34 am | N/A N/A | NET Power Inc. | NPWR | Rosser Kelly Chief Accounting Officer | 39,252 | $0 | 2,531 (Direct) | View |
| 2025-04-02 Option Award | 2025-04-04 9:57 pm | N/A N/A | NET Power Inc. | NPWR | PATEL AKASH S. Chief Financial Officer | 117,757 | $0 | 151,208 (Direct) | View |
| 2025-04-02 Option Award | 2025-04-04 9:55 pm | N/A N/A | NET Power Inc. | NPWR | ALLEN BRIAN F. COO and President | 132,399 | $0 | 738,948 (Direct) | View |
| 2025-01-02 Option Award | 2025-01-06 4:04 pm | N/A N/A | NET Power Inc. | NPWR | Kelliher Joseph T Director | 2,467 | $0 | 20,169 (Direct) | View |
| 2024-11-22 Other | 2024-11-26 4:00 pm | N/A N/A | NET Power Inc. | NPWR | PATEL AKASH S. Chief Financial Officer | 150,000 | $0 | 790,448 (Direct) | View |
| 2024-11-22 Conversion | 2024-11-26 4:00 pm | N/A N/A | NET Power Inc. | NPWR | PATEL AKASH S. Chief Financial Officer | 150,000 | $0 | 790,448 (Direct) | View |
| 2024-11-19 Other | 2024-11-21 8:37 pm | N/A N/A | NET Power Inc. | NPWR | 8 Rivers Capital LLC SK INC. 10% Owner | 1,260,420 | $0 | 28,421,309 (Indirect) | View |
| 2024-11-19 Conversion | 2024-11-21 8:37 pm | N/A N/A | NET Power Inc. | NPWR | 8 Rivers Capital LLC SK INC. 10% Owner | 1,260,420 | $0 | 28,421,309 (Indirect) | View |
| 2024-11-19 Other | 2024-11-21 8:36 pm | N/A N/A | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 1,260,420 | $0 | 28,421,309 (Direct) | View |
| 2024-11-19 Conversion | 2024-11-21 8:36 pm | N/A N/A | NET Power Inc. | NPWR | NPEH LLC 10% Owner | 1,260,420 | $0 | 28,421,309 (Direct) | View |