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>>
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-02-01 Option Award | 2026-02-03 2:56 pm | 2026-03-01 2036-02-01 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 300,000 | $0 | 5,931,668 (Direct) | View |
| 2025-02-01 Ownership | 2026-02-03 2:53 pm | 2025-03-01 2035-02-01 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 1,305,882 | $0 | 20,814,908 (Direct) | View |
| 2025-09-30 Ownership | 2026-02-03 2:53 pm | 2015-10-31 2025-09-30 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 300,000 | $0.57 | 20,814,908 (Direct) | View |
Ownership | 2026-02-03 2:53 pm | N/A N/A | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 0 | $0 | 20,814,908 (Direct) | View |
| 2024-08-13 Option Award | 2024-08-15 3:13 pm | 2024-08-13 2034-08-13 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 300,000 | $0 | 4,625,786 (Direct) | View |
| 2024-06-23 Option Award | 2024-06-25 5:59 pm | 2024-06-23 2034-06-23 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 700,000 | $0 | 4,325,786 (Direct) | View |
| 2023-07-17 Option Award | 2023-07-19 1:10 pm | 2023-07-17 2033-07-17 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 500,000 | $0 | 4,189,893 (Direct) | View |
| 2023-03-21 Option Award | 2023-03-27 6:32 pm | 2023-03-21 2033-03-21 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 300,000 | $0 | 4,331,500 (Direct) | View |
| 2022-12-28 Option Award | 2023-01-03 12:48 pm | 2022-12-28 2032-12-28 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 205,000 | $0 | 4,031,500 (Direct) | View |
| 2022-06-30 Option Award | 2022-07-05 5:35 pm | 2022-06-30 2032-06-30 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 150,000 | $0 | 4,236,500 (Direct) | View |
| 2022-03-31 Option Award | 2022-04-04 5:11 pm | 2022-03-31 2032-03-31 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 127,500 | $0 | 4,086,500 (Direct) | View |
| 2022-03-22 Option Award | 2022-03-28 9:27 pm | 2022-03-22 2032-03-22 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 300,000 | $0 | 3,959,000 (Direct) | View |
| 2021-03-18 Option Award | 2021-05-24 8:19 pm | 2021-03-18 2031-03-18 | BIOLARGO INC. | BLGO | DARGAN CHARLES K Chief Financial Officer | 332,500 | $0 | 10,914,500 (Direct) | View |