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 |
2023-06-02 Sale |
2023-06-05 2:54 pm |
CLEAN HARBORS INC | CLH | Welch John R. Director |
1,000 | $150.43 | $150,430 | 12,427 (Direct) |
View |
2021-08-05 Sale |
2021-08-09 10:45 am |
CLEAN HARBORS INC | CLH | Welch John R. Director |
5,500 | $99.05 | $544,775 | 10,173 (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 |
2024-05-22 Option Award |
2024-05-23 08:58 am |
N/A N/A |
CLEAN HARBORS INC | CLH | Welch John R. Director |
836 | $0 | 11,863 (Direct) |
View |
2024-02-26 Gift |
2024-02-27 08:35 am |
N/A N/A |
CLEAN HARBORS INC | CLH | Welch John R. Director |
1,400 | $0 | 11,027 (Direct) |
View |
2023-05-24 Option Award |
2023-05-25 11:31 am |
N/A N/A |
CLEAN HARBORS INC | CLH | Welch John R. Director |
1,148 | $0 | 13,427 (Direct) |
View |
2022-05-25 Option Award |
2022-05-26 1:38 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Welch John R. Director |
1,849 | $0 | 12,279 (Direct) |
View |
2022-01-03 Option Award |
2022-01-05 09:33 am |
N/A N/A |
CLEAN HARBORS INC | CLH | Welch John R. Director |
257 | $0 | 10,430 (Direct) |
View |
2021-06-03 Option Award |
2021-06-07 4:20 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Welch John R. Director |
1,513 | $0 | 15,673 (Direct) |
View |
2020-06-03 Option Award |
2020-06-05 3:16 pm |
N/A N/A |
CLEAN HARBORS INC | CLH | Welch John R. Director |
2,168 | $0 | 14,160 (Direct) |
View |