Alan S. Mckim - 04 Mar 2026 Form 4 Insider Report for CLEAN HARBORS INC (CLH)

Role
EXEC CHAIR, CTO., Director
Signature
/s/ C. Michael Malm, Attorney-in-Fact
Issuer symbol
CLH
Transactions as of
04 Mar 2026
Net transactions value
-$29,265,000
Form type
4
Filing time
05 Mar 2026, 11:07:23 UTC
Previous filing
23 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
MCKIM ALAN S EXEC CHAIR, CTO., Director C/O CLEAN HARBORS, INC., 42 LONGWATER DRIVE, NORWELL /s/ C. Michael Malm, Attorney-in-Fact 05 Mar 2026 0001024547

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CLH Common Stock Sale $29,265,000 -100,000 -4.6% $292.65 2,065,368 04 Mar 2026 McKim 2007 Trust
holding CLH Common Stock 67,093 04 Mar 2026 McKim 2025 Annuity Trust
holding CLH Common Stock 100,000 04 Mar 2026 McKim 2026 Annuity Trust
holding CLH Common Stock 34,027 04 Mar 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.