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 |
| 2022-04-21 Sale | 2022-04-25 12:12 pm | Pyxis Oncology Inc. | PYXS | Chin Mark Former Director Director | 1,745,761 | $3.05 | $5,324,571 | 0 (Indirect) | View |
| 2021-10-13 Purchase | 2021-10-15 5:37 pm | Pyxis Oncology Inc. | PYXS | Chin Mark Director | 312,500 | $16 | $5,000,000 | 1,745,761 (Indirect) | View |
| 2021-07-16 Purchase | 2021-07-28 08:50 am | IMARA Inc. | IMRA | Chin Mark Director | 1,333,333 | $6 | $7,999,998 | 2,344,072 (Indirect) | View |
| 2020-03-16 Purchase | 2020-03-16 5:13 pm | IMARA Inc. | IMRA | Chin Mark Director 10% Owner | 187,500 | $16 | $3,000,000 | 1,570,015 (Indirect Direct) | View |
| 2019-12-13 Sale | 2019-12-17 9:23 pm | Harpoon Therapeutics Inc. | HARP | Chin Mark Director 10% Owner | 36,558 | $17.01 | $621,990 | 2,572,359 (Indirect) | View |
| 2019-12-06 Sale | 2019-12-10 8:07 pm | Harpoon Therapeutics Inc. | HARP | Chin Mark Director 10% Owner | 283,202 | $17.75 | $5,025,686 | 2,608,917 (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 |
| 2024-06-12 Option Award | 2024-06-14 4:15 pm | N/A 2034-06-11 | Disc Medicine Inc. | IRON | Chin Mark Director | 10,000 | $0 | 10,000 (Direct) | View |
| 2024-03-11 Disposition | 2024-03-11 5:22 pm | N/A N/A | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 21,787 | $0 | 0 (Direct) | View |
| 2024-03-08 Option Award | 2024-03-11 5:22 pm | N/A N/A | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 424 | $0 | 0 (Direct) | View |
| 2024-01-01 Option Award | 2024-01-03 4:30 pm | N/A N/A | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 1,072 | $0 | 12,801 (Direct) | View |
| 2023-11-27 Option Award | 2023-11-28 4:23 pm | N/A N/A | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 5,000 | $0 | 11,729 (Direct) | View |
| 2023-10-01 Option Award | 2023-10-02 5:34 pm | N/A N/A | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 3,035 | $0 | 6,729 (Direct) | View |
| 2023-07-01 Option Award | 2023-07-06 6:37 pm | N/A N/A | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 18,656 | $0 | 36,941 (Direct) | View |
| 2023-06-22 Option Award | 2023-06-23 4:29 pm | N/A 2033-06-21 | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 23,000 | $0 | 23,000 (Direct) | View |
| 2023-06-15 Exercise | 2023-06-15 5:00 pm | N/A N/A | Iterum Therapeutics plc | ITRM | Chin Mark Director | 15,853 | $0 | 18,306 (Direct) | View |
| 2023-06-09 Option Award | 2023-06-09 6:31 pm | N/A 2033-06-08 | Disc Medicine Inc. | IRON | Chin Mark Director | 7,136 | $0 | 7,136 (Direct) | View |
| 2023-04-01 Option Award | 2023-04-04 5:02 pm | N/A N/A | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 18,285 | $0 | 18,285 (Direct) | View |
| 2022-12-29 Option Award | 2023-01-03 5:12 pm | N/A 2032-12-28 | Disc Medicine Inc. | IRON | Chin Mark Director | 7,000 | $0 | 7,000 (Direct) | View |
| 2022-06-22 Option Award | 2022-06-24 6:42 pm | N/A 2032-06-21 | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 32,142 | $1.4 | 42,309 (Direct) | View |
| 2022-06-22 Option Award | 2022-06-24 6:42 pm | N/A 2032-06-21 | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 10,167 | $0 | 42,309 (Direct) | View |
| 2022-06-23 Exercise | 2022-06-24 6:00 pm | N/A N/A | Iterum Therapeutics plc | ITRM | Chin Mark Director | 36,798 | $0 | 36,798 (Direct) | View |
| 2022-06-15 Option Award | 2022-06-17 5:01 pm | N/A N/A | Iterum Therapeutics plc | ITRM | Chin Mark Director | 237,795 | $0.01 | 237,795 (Direct) | View |
| 2022-06-02 Option Award | 2022-06-03 8:19 pm | N/A 2032-06-01 | IMARA Inc. | IMRA | Chin Mark Director | 8,500 | $0 | 2,352,572 (Direct) | View |
| 2022-03-31 Option Award | 2022-04-04 4:15 pm | N/A N/A | Pyxis Oncology Inc. | PYXS | Chin Mark Director | 66,831 | $0 | 1,812,592 (Direct) | View |
| 2021-10-13 Conversion | 2021-10-15 5:37 pm | N/A N/A | Pyxis Oncology Inc. | PYXS | Chin Mark Director | 10,547,370 | $0 | 1,745,761 (Indirect) | View |
| 2021-10-07 Option Award | 2021-10-12 7:47 pm | N/A 2031-10-07 | Pyxis Oncology Inc. | PYXS | Chin Mark Director | 42,191 | $0 | 42,191 (Direct) | View |
Ownership | 2021-10-07 8:56 pm | N/A N/A | Pyxis Oncology Inc. | PYXS | Chin Mark Director | 0 | $0 | 1,448,986 (Indirect) | View |
| 2021-06-29 Option Award | 2021-06-30 6:41 pm | N/A 2031-06-28 | IMARA Inc. | IMRA | Chin Mark Director | 7,728 | $0 | 7,728 (Direct) | View |
| 2021-06-23 Option Award | 2021-06-25 4:06 pm | N/A N/A | Iterum Therapeutics plc | ITRM | Chin Mark Director | 36,798 | $0 | 36,798 (Direct) | View |
| 2021-05-04 Option Award(A) | 2021-05-14 7:57 pm | N/A 2031-05-03 | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 12,605 | $0 | 12,605 (Direct) | View |
| 2021-05-04 Option Award | 2021-05-07 9:52 pm | N/A 2031-05-03 | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 13,184 | $0 | 13,184 (Direct) | View |
| 2020-07-28 Other | 2021-03-03 5:00 pm | N/A N/A | Iterum Therapeutics plc | ITRM | Chin Mark Director | 11,857 | $0 | 11,857 (Direct) | View |
| 2020-07-01 Exercise | 2020-07-02 4:08 pm | N/A N/A | Iterum Therapeutics plc | ITRM | Chin Mark Director | 5,703 | $0 | 11,857 (Direct) | View |
| 2020-05-28 Option Award | 2020-06-01 9:41 pm | N/A 2030-05-27 | Harpoon Therapeutics Inc. | HARP | Chin Mark Director | 13,184 | $0 | 13,184 (Direct) | View |
| 2020-04-07 Other | 2020-04-09 9:17 pm | N/A 2025-01-31 | Iterum Therapeutics plc | ITRM | Chin Mark Director | 2,989,903 | $0 | 1,096,057 (Indirect) | View |
| 2020-03-16 Conversion | 2020-03-16 5:13 pm | N/A N/A | IMARA Inc. | IMRA | Chin Mark Director 10% Owner | 9,978,168 | $0 | 1,570,015 (Indirect) | View |
| 2020-03-16 Option Award | 2020-03-16 5:13 pm | N/A 2030-03-15 | IMARA Inc. | IMRA | Chin Mark Director 10% Owner | 15,457 | $0 | 1,570,015 (Direct) | View |
Ownership | 2020-03-11 6:27 pm | N/A N/A | IMARA Inc. | IMRA | Chin Mark Director 10% Owner | 0 | $0 | 1,367,058 (Indirect) | View |
| 2020-01-21 Option Award | 2020-01-23 4:53 pm | N/A 2025-01-31 | Iterum Therapeutics plc | ITRM | Chin Mark Director | 1,900,000 | $1,900,000 | 1,900,000 (Indirect) | View |