CLEAN HARBORS INC — Director's Dealing 2025

Feb 5, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CLEAN HARBORS INC (CLH)
CIK: 0000822818
Period of Report: 2025-02-01

Reporting Person: Underwood Rebecca (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-02-01	Common Stock	A	863	—	Acquired	16274	Direct
2025-02-01	Common Stock	A	2587	—	Acquired	18861	Direct
2025-02-01	Common Stock	F	299	$233	Disposed	18562	Direct

Footnotes

F1: Restricted Stock Award vesting as to 25% on February 1, 2026; 25% on February 1, 2027; 25% on February 1, 2028; and 25% on February 1, 2029.

F2: Performance-Based Restricted Stock Award that will vest 50% on 3/15/2027 and 50% on 3/15/2028, depending on achievement of certain goals during the performance period 1/1/2026 through 12/31/2026.

F3: Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3.