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 |
| 2024-04-09 Sale | 2024-04-11 6:00 pm | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 11,882 | $28.15 | $334,478 | 1,799,232 (Indirect) | View |
| 2021-07-02 Purchase | 2021-07-06 4:27 pm | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 535,714 | $14 | $7,499,996 | 3,106,032 (Indirect Direct) | View |
| 2020-12-17 Sale(A) | 2020-12-21 3:35 pm | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 1,700,000 | $8.1 | $13,770,000 | 2,945,453 (Indirect) | View |
| 2020-12-17 Sale | 2020-12-21 1:32 pm | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 1,700,000 | $18.1 | $30,770,000 | 2,945,453 (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 |
| 2024-03-25 Option Award | 2024-03-27 5:39 pm | N/A 2034-03-24 | Q32 Bio Inc. | QTTB | GRAYZEL DAVID S. Director | 12,767 | $0 | 12,767 (Direct) | View |
Ownership | 2024-03-27 5:24 pm | N/A N/A | Q32 Bio Inc. | QTTB | GRAYZEL DAVID S. Director | 0 | $0 | 2,092,106 (Indirect) | View |
| 2024-01-02 Option Award | 2024-01-04 6:00 pm | N/A 2034-01-01 | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 3,186 | $13.49 | 3,186 (Direct) | View |
| 2023-09-08 Disposition | 2023-09-08 4:00 pm | N/A N/A | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 2,945,453 | $0 | 0 (Indirect) | View |
| 2023-06-06 Option Award | 2023-06-08 6:00 pm | N/A 2033-06-05 | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 12,500 | $0 | 12,500 (Direct) | View |
| 2023-01-03 Option Award | 2023-01-05 5:00 pm | N/A 2033-01-02 | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 2,654 | $18.08 | 2,654 (Direct) | View |
| 2022-06-21 Option Award | 2022-06-22 5:00 pm | N/A 2032-06-20 | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 12,500 | $0 | 12,500 (Direct) | View |
| 2022-06-08 Option Award | 2022-06-10 8:00 pm | N/A 2032-06-08 | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 24,000 | $0 | 24,000 (Direct) | View |
| 2022-01-03 Option Award | 2022-01-05 5:15 pm | N/A 2032-01-02 | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 7,317 | $6.56 | 7,317 (Direct) | View |
| 2021-07-01 Option Award | 2021-07-06 4:27 pm | N/A 2031-06-30 | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 2,153 | $11.15 | 3,106,032 (Direct) | View |
| 2021-07-02 Conversion | 2021-07-06 4:27 pm | N/A N/A | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 10,544,919 | $0 | 3,106,032 (Indirect) | View |
| 2021-06-29 Option Award | 2021-07-01 6:32 pm | N/A 2031-06-28 | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 25,000 | $0 | 9,876,456 (Direct) | View |
| 2021-02-01 Option Award | 2021-07-01 6:32 pm | N/A N/A | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 6,981,033 | $1.893 | 9,876,456 (Indirect) | View |
Ownership | 2021-06-29 8:44 pm | N/A N/A | Aerovate Therapeutics Inc. | AVTE | GRAYZEL DAVID S. Director | 0 | $0 | 2,568,165 (Indirect) | View |
| 2021-06-08 Option Award | 2021-06-10 4:30 pm | N/A 2031-06-08 | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 17,700 | $0 | 17,700 (Direct) | View |
| 2020-06-10 Option Award | 2020-06-12 08:00 am | N/A 2030-06-10 | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 12,000 | $0 | 12,000 (Direct) | View |
| 2019-10-01 Option Award | 2019-10-03 4:26 pm | N/A 2029-10-01 | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 14,965 | $0 | 14,965 (Direct) | View |
| 2019-07-01 Option Award | 2019-07-02 5:20 pm | N/A 2029-07-01 | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 6,280 | $0 | 6,280 (Direct) | View |
| 2019-06-05 Option Award | 2019-06-06 4:44 pm | N/A 2029-06-05 | Surface Oncology Inc. | SURF | GRAYZEL DAVID S. Director | 12,100 | $0 | 12,100 (Direct) | View |