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 |
2025-06-03 Purchase | 2025-06-05 4:56 pm | 374Water Inc. | SCWO | Jones Stephen J Director | 40,000 | $0.475 | $19,000 | 179,593 (Direct) | View |
2025-05-30 Purchase | 2025-06-03 4:05 pm | 374Water Inc. | SCWO | Jones Stephen J Director | 50,000 | $0.4224 | $21,120 | 139,593 (Direct) | View |
2025-05-22 Purchase | 2025-05-27 4:04 pm | 374Water Inc. | SCWO | Jones Stephen J Director | 40,000 | $0.315 | $12,600 | 89,593 (Direct) | View |
2025-05-20 Purchase | 2025-05-22 7:57 pm | 374Water Inc. | SCWO | Jones Stephen J Director | 49,593 | $0.3 | $14,878 | 49,593 (Direct) | View |
2025-03-26 Sale | 2025-03-28 9:16 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 107,223 | $0.41713 | $44,726 | 36,281,237 (Direct) | View |
2025-02-07 Sale | 2025-02-11 6:21 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 12,436 | $0.42 | $5,223 | 36,388,460 (Direct) | View |
2025-02-05 Sale | 2025-02-07 7:17 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 144,860 | $0.4348 | $62,985 | 36,400,896 (Direct) | View |
2025-02-03 Sale | 2025-02-05 6:37 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 228,039 | $0.49112 | $111,995 | 36,545,756 (Direct) | View |
2025-01-23 Sale | 2025-01-27 07:09 am | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 31,925 | $0.5968 | $19,053 | 36,773,795 (Direct) | View |
2025-01-21 Sale | 2025-01-23 06:03 am | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 56,162 | $0.59359 | $33,337 | 36,805,720 (Direct) | View |
2025-01-16 Sale | 2025-01-21 06:05 am | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 115,298 | $0.60407 | $69,648 | 36,861,882 (Direct) | View |
2025-01-14 Sale | 2025-01-16 4:54 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 73,572 | $0.63185 | $46,486 | 36,977,180 (Direct) | View |
2025-01-10 Sale | 2025-01-14 4:08 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 69,570 | $0.684 | $47,586 | 37,050,752 (Direct) | View |
2024-11-18 Purchase | 2024-11-25 8:02 pm | 374Water Inc. | SCWO | DAVIS RICHARD H Director | 40,000 | $1.25 | $50,000 | 553,431 (Indirect Direct) | View |
2024-11-18 Purchase | 2024-11-20 2:25 pm | 374Water Inc. | SCWO | Gannon Chris M President & CEO | 120,000 | $1.25 | $150,000 | 300,000 (Direct) | View |
2024-11-18 Purchase | 2024-11-19 9:43 pm | 374Water Inc. | SCWO | Deshusses Marc Director 10% Owner | 32,000 | $1.25 | $40,000 | 22,700,451 (Direct) | View |
2024-11-18 Purchase | 2024-11-19 9:36 pm | 374Water Inc. | SCWO | Penn Buddie J Director | 20,000 | $1.25 | $25,000 | 90,000 (Direct) | View |
2024-11-18 Purchase | 2024-11-19 9:18 pm | 374Water Inc. | SCWO | Anderson Adrienne Chief Financial Officer | 10,000 | $1.25 | $12,500 | 87,837 (Indirect Direct) | View |
2024-11-18 Purchase | 2024-11-19 9:12 pm | 374Water Inc. | SCWO | Vanderhider James Michael Director | 250,000 | $1.25 | $312,500 | 1,835,000 (Indirect Direct) | View |
2024-11-18 Purchase | 2024-11-19 9:11 pm | 374Water Inc. | SCWO | Estes Deanna Rene Director | 24,000 | $1.25 | $30,000 | 112,500 (Direct) | View |
2024-11-18 Purchase | 2024-11-19 9:07 pm | 374Water Inc. | SCWO | Mandel Peter General Counsel | 10,800 | $1.25 | $13,500 | 522,550 (Direct) | View |
2024-11-14 Sale | 2024-11-18 1:35 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 8,563 | $1.411 | $12,082 | 37,120,322 (Direct) | View |
2024-11-12 Sale | 2024-11-14 4:04 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 34,373 | $1.4279 | $49,080 | 37,128,885 (Direct) | View |
2024-11-08 Sale | 2024-11-12 1:01 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 44,433 | $1.5648 | $69,529 | 37,163,258 (Direct) | View |
2024-11-06 Sale | 2024-11-08 4:00 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 171,553 | $1.5612 | $267,825 | 37,207,691 (Direct) | View |
2024-11-04 Sale | 2024-11-06 2:43 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 158,008 | $1.4252 | $225,195 | 37,379,244 (Direct) | View |
2024-10-31 Sale | 2024-11-04 5:05 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 101,028 | $1.4707 | $148,585 | 37,537,252 (Direct) | View |
2024-10-29 Sale | 2024-10-31 12:54 pm | 374Water Inc. | SCWO | Nagar Yaacov 10% Owner | 72,472 | $1.7353 | $125,763 | 37,638,280 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2025-04-30 Option Award | 2025-05-02 5:07 pm | N/A 2035-04-29 | 374Water Inc. | SCWO | Melkote Rajesh Ramaswamy Chief Technology Officer | 1,515,332 | $0 | 1,515,512 (Direct) | View |
2025-01-15 Option Award | 2025-01-17 4:38 pm | N/A 2025-01-14 | 374Water Inc. | SCWO | Russell Kline Chief Financial Officer | 308,642 | $0 | 657,284 (Direct) | View |
2024-12-30 Exercise | 2025-01-02 7:30 pm | N/A N/A | 374Water Inc. | SCWO | DAVIS RICHARD H Director | 1,000,000 | $0.12 | 4,014,326 (Direct) | View |
2024-12-30 Tax Withholding | 2025-01-02 7:30 pm | N/A N/A | 374Water Inc. | SCWO | DAVIS RICHARD H Director | 179,105 | $0.67 | 4,014,326 (Direct) | View |
2024-12-30 Exercise | 2025-01-02 7:30 pm | 2018-05-30 2026-06-30 | 374Water Inc. | SCWO | DAVIS RICHARD H Director | 1,000,000 | $0 | 4,014,326 (Direct) | View |
Ownership | 2024-12-26 06:02 am | N/A N/A | 374Water Inc. | SCWO | Russell Kline General Counsel | 0 | $0 | 100,000 (Direct) | View |
2024-11-15 Option Award | 2024-11-25 8:02 pm | N/A N/A | 374Water Inc. | SCWO | DAVIS RICHARD H Director | 40,000 | $0 | 553,431 (Direct) | View |
2024-11-15 Option Award | 2024-11-19 9:36 pm | N/A N/A | 374Water Inc. | SCWO | Penn Buddie J Director | 40,000 | $0 | 90,000 (Direct) | View |
2024-11-15 Option Award | 2024-11-19 9:35 pm | N/A N/A | 374Water Inc. | SCWO | Merrell Terry Director | 40,000 | $0 | 6,090,584 (Direct) | View |
2024-11-15 Option Award | 2024-11-19 9:18 pm | N/A N/A | 374Water Inc. | SCWO | Anderson Adrienne Chief Financial Officer | 61,762 | $0 | 87,837 (Direct) | View |
2024-11-15 Option Award | 2024-11-19 9:12 pm | N/A N/A | 374Water Inc. | SCWO | Vanderhider James Michael Director | 40,000 | $0 | 1,835,000 (Direct) | View |
2024-11-15 Option Award | 2024-11-19 9:11 pm | N/A N/A | 374Water Inc. | SCWO | Estes Deanna Rene Director | 40,000 | $0 | 112,500 (Direct) | View |
2024-11-18 Option Award | 2024-11-19 9:07 pm | N/A 2034-11-17 | 374Water Inc. | SCWO | Mandel Peter General Counsel | 495,550 | $0 | 522,550 (Direct) | View |
2024-05-16 Option Award | 2024-05-22 4:07 pm | N/A N/A | 374Water Inc. | SCWO | Meyers Brad Ian Chief Operating Officer | 462,000 | $0 | 462,000 (Direct) | View |
Ownership | 2024-05-01 4:10 pm | N/A N/A | 374Water Inc. | SCWO | Gannon Chris M CEO and President | 0 | $0 | 7,500,000 (Direct) | View |
Ownership | 2024-01-16 4:30 pm | N/A N/A | 374Water Inc. | SCWO | Anderson Adrienne Chief Financial Officer | 0 | $0 | 1,075 (Indirect) | View |
Ownership | 2023-11-13 5:01 pm | N/A N/A | 374Water Inc. | SCWO | Meyers Brad Ian Chief Operating Officer | 0 | $0 | 400,000 (Direct) | View |