| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Dugas Eric J. | EVP CHIEF FINANCIAL OFFICER | C/O CLEAN HARBORS, INC., 42 LONGWATER DRIVE, NORWELL | /s/ Eric J. Dugas | 03 Jun 2025 | 0001663307 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CLH | Common Stock | Tax liability | $182,793 | -806 | -3.9% | $226.79 | 19,901 | 02 Jun 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3. |