BlackRock, Inc. 13D and 13G filings for Clean Harbors, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2024-01-25 4:59 pm Purchase | 2023-12-31 | 13G | Clean Harbors, Inc. CLH | BlackRock Inc. BLK | 4,393,473 8.100% | 34,661 (+0.80%) | Filing |
| 2023-02-03 4:27 pm Purchase | 2022-12-31 | 13G | Clean Harbors, Inc. CLH | BlackRock Inc. BLK | 4,358,812 8.100% | 167,665 (+4.00%) | Filing |
| 2022-02-01 5:08 pm Purchase | 2021-12-31 | 13G | Clean Harbors, Inc. CLH | BlackRock Inc. BLK | 4,191,147 7.700% | 4,395 (+0.10%) | Filing |
| 2021-01-28 5:55 pm Sale | 2020-12-31 | 13G | Clean Harbors, Inc. CLH | BlackRock Inc. BLK | 4,186,752 7.600% | -494,019 (-10.55%) | Filing |