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 |
| 2024-12-12 Purchase | 2024-12-16 5:02 pm | MAMMOTH ENERGY SERVICES INC. | TUSK | Amron Arthur H Director | 1,000 | $2.9713 | $2,971 | 47,135 (Direct) | View |
| 2024-05-28 Purchase | 2024-05-30 4:35 pm | NEPHROS INC | NEPH | Amron Arthur H Director | 5,000 | $2.2352 | $11,176 | 110,786 (Direct) | View |
| 2024-05-28 Purchase | 2024-05-30 4:25 pm | MAMMOTH ENERGY SERVICES INC. | TUSK | Amron Arthur H Director | 5,000 | $3.6185 | $18,092 | 18,279 (Direct) | View |
| 2024-03-12 Purchase | 2024-03-14 4:28 pm | NEPHROS INC | NEPH | Amron Arthur H Director | 7,000 | $2.4471 | $17,130 | 189,926 (Direct) | View |
| 2024-03-12 Purchase | 2024-03-14 4:11 pm | MAMMOTH ENERGY SERVICES INC. | TUSK | Amron Arthur H Director | 3,000 | $3.719 | $11,157 | 23,558 (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 |
| 2024-06-12 Option Award | 2024-06-14 4:20 pm | N/A N/A | MAMMOTH ENERGY SERVICES INC. | TUSK | Amron Arthur H Director | 27,856 | $0 | 46,135 (Direct) | View |
| 2024-05-14 Option Award | 2024-05-16 4:29 pm | N/A 2034-05-14 | NEPHROS INC | NEPH | Amron Arthur H Director | 7,323 | $0 | 105,786 (Direct) | View |
| 2024-03-13 Other | 2024-03-14 4:28 pm | N/A N/A | NEPHROS INC | NEPH | Amron Arthur H Director | 91,463 | $0 | 189,926 (Direct) | View |
| 2023-12-13 Option Award | 2023-12-15 4:47 pm | N/A N/A | NEPHROS INC | NEPH | Amron Arthur H Director | 9,291 | $0 | 9,291 (Direct) | View |
| 2023-06-07 Option Award | 2023-06-08 5:06 pm | N/A N/A | MAMMOTH ENERGY SERVICES INC. | TUSK | Amron Arthur H Director | 23,810 | $0 | 23,810 (Direct) | View |
| 2023-01-05 Option Award | 2023-01-09 4:31 pm | N/A 2033-01-05 | NEPHROS INC | NEPH | Amron Arthur H Director | 34,693 | $0 | 34,693 (Direct) | View |
| 2022-06-29 Option Award | 2022-06-30 4:12 pm | N/A N/A | MAMMOTH ENERGY SERVICES INC. | TUSK | Amron Arthur H Director | 45,662 | $0 | 45,662 (Direct) | View |
| 2021-12-14 Option Award | 2021-12-16 9:16 pm | N/A 2031-12-14 | NEPHROS INC | NEPH | Amron Arthur H Director | 11,644 | $0 | 11,644 (Direct) | View |
| 2021-06-02 Option Award | 2021-06-04 4:50 pm | N/A N/A | MAMMOTH ENERGY SERVICES INC. | TUSK | AMRON ARTHUR H Director | 25,641 | $0 | 25,641 (Direct) | View |
| 2021-01-06 Option Award | 2021-01-08 5:30 pm | N/A 2031-01-06 | NEPHROS INC | NEPH | AMRON ARTHUR H Director | 10,516 | $0 | 10,516 (Direct) | View |
| 2020-07-02 Option Award | 2020-07-07 4:28 pm | N/A N/A | MAMMOTH ENERGY SERVICES INC. | TUSK | AMRON ARTHUR H Director | 86,957 | $0 | 86,957 (Direct) | View |