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 |
2022-05-02 Sale |
2022-05-03 4:29 pm |
US Ecology Inc. | ECOL | Dorton Katina Director |
13,500 | $48 | $648,000 | 0 (Indirect Direct) |
View |
2020-05-27 Purchase |
2020-05-29 3:58 pm |
US Ecology Inc. | ECOL | Dorton Katina Director |
1,100 | $36.26 | $39,886 | 7,500 (Indirect Direct) |
View |
2020-05-27 Sale |
2020-05-29 3:58 pm |
US Ecology Inc. | ECOL | Dorton Katina Director |
1,100 | $36.18 | $39,798 | 7,500 (Indirect 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 |
2025-01-01 Exercise |
2025-01-02 5:00 pm |
N/A N/A |
Mallinckrodt plc | Dorton Katina Director |
1,504 | $0 | 13,658 (Direct) |
View | |
2025-01-01 Tax Withholding |
2025-01-02 5:00 pm |
N/A N/A |
Mallinckrodt plc | Dorton Katina Director |
294 | $0 | 13,658 (Direct) |
View | |
2024-06-17 Option Award |
2024-06-18 4:20 pm |
N/A 2034-06-16 |
Fulcrum Therapeutics Inc. | FULC | Dorton Katina Director |
30,000 | $0 | 30,000 (Direct) |
View |
2024-06-12 Option Award |
2024-06-14 4:20 pm |
N/A 2034-06-11 |
TScan Therapeutics Inc. | TCRX | Dorton Katina Director |
47,500 | $0 | 47,500 (Direct) |
View |
2024-02-19 Option Award |
2024-02-20 4:11 pm |
N/A N/A |
Mallinckrodt plc | Dorton Katina Director |
8,207 | $0 | 8,207 (Direct) |
View | |
2023-06-27 Option Award |
2023-06-29 4:16 pm |
N/A 2033-06-26 |
Fulcrum Therapeutics Inc. | FULC | Dorton Katina Director |
30,000 | $0 | 30,000 (Direct) |
View |
2023-06-13 Option Award |
2023-06-15 6:17 pm |
N/A 2033-06-12 |
TScan Therapeutics Inc. | TCRX | Dorton Katina Director |
35,000 | $0 | 35,000 (Direct) |
View |
2022-06-27 Option Award |
2022-06-29 5:00 pm |
N/A 2032-06-26 |
Fulcrum Therapeutics Inc. | FULC | Dorton Katina Director |
19,000 | $0 | 19,000 (Direct) |
View |
2022-06-01 Option Award |
2022-06-03 4:30 pm |
N/A 2032-05-31 |
TScan Therapeutics Inc. | TCRX | Dorton Katina Director |
9,146 | $0 | 9,146 (Direct) |
View |
Ownership |
2021-07-15 6:13 pm |
N/A 2031-03-15 |
TScan Therapeutics Inc. | TCRX | Dorton Katina Director |
0 | $0 | 48,780 (Direct) |
View |
2021-06-09 Option Award |
2021-06-11 5:10 pm |
N/A 2031-06-08 |
Fulcrum Therapeutics Inc. | FULC | Dorton Katina Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-05-26 Option Award |
2021-05-28 1:02 pm |
N/A N/A |
US Ecology Inc. | ECOL | Dorton Katina Director |
2,900 | $0 | 13,500 (Direct) |
View |
2020-12-02 Option Award |
2020-12-04 8:04 pm |
N/A 2030-12-01 |
Pandion Therapeutics Inc. | PAND | Dorton Katina Director |
27,994 | $0 | 27,994 (Direct) |
View |
Ownership |
2020-12-04 7:58 pm |
N/A N/A |
Pandion Therapeutics Inc. | PAND | Dorton Katina Director |
0 | $0 | 0 (Direct) |
View |
2020-06-04 Option Award |
2020-06-08 2:34 pm |
N/A N/A |
US Ecology Inc. | ECOL | Dorton Katina Director |
3,100 | $0 | 10,600 (Direct) |
View |