WELLINGTON MANAGEMENT GROUP LLP 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 |
| 2024-02-08 10:20 am Sale | 2023-12-29 | 13G | Clean Harbors, Inc. CLH | WELLINGTON MANAGEMENT GROUP LLP | 3,654,929 6.760% | -1,493,470 (-29.01%) | Filing |
| 2023-02-06 2:59 pm Sale | 2022-12-30 | 13G | Clean Harbors, Inc. CLH | WELLINGTON MANAGEMENT GROUP LLP | 5,148,399 9.520% | -1,612,050 (-23.85%) | Filing |
| 2022-02-04 09:26 am Sale | 2021-12-31 | 13G | Clean Harbors, Inc. CLH | WELLINGTON MANAGEMENT GROUP LLP | 6,760,449 12.420% | -49,379 (-0.73%) | Filing |
| 2021-02-04 11:05 am Sale | 2020-12-31 | 13G | Clean Harbors, Inc. CLH | WELLINGTON MANAGEMENT GROUP LLP | 6,809,828 12.330% | -74,467 (-1.08%) | Filing |