Rebecca Underwood - 01 Jul 2025 Form 4 Insider Report for CLEAN HARBORS INC (CLH)

Signature
/s/ Rebecca Underwood
Issuer symbol
CLH
Transactions as of
01 Jul 2025
Net transactions value
-$241,257
Form type
4
Filing time
03 Jul 2025, 14:55:26 UTC
Previous filing
18 Mar 2025
Next filing
17 Dec 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Underwood Rebecca PRESIDENT & EVP FACILITIES 42 LONGWATER DR, NORWELL /s/ Rebecca Underwood 03 Jul 2025 0001990612

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CLH Common Stock Tax liability $241,257 -1,051 -5.7% $229.55 17,335 01 Jul 2025 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3.