0001663307-26-000012.txt : 20260814 0001663307-26-000012.hdr.sgml : 20260814 20260814090644 ACCESSION NUMBER: 0001663307-26-000012 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20260313 FILED AS OF DATE: 20260814 DATE AS OF CHANGE: 20260814 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Dugas Eric J. CENTRAL INDEX KEY: 0001663307 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-34223 FILM NUMBER: 261276641 MAIL ADDRESS: STREET 1: C/O CLEAN HARBORS, INC. STREET 2: 42 LONGWATER DRIVE CITY: NORWELL STATE: MA ZIP: 02061 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CLEAN HARBORS INC CENTRAL INDEX KEY: 0000822818 STANDARD INDUSTRIAL CLASSIFICATION: HAZARDOUS WASTE MANAGEMENT [4955] ORGANIZATION NAME: 01 Energy & Transportation EIN: 042997780 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 42 LONGWATER DRIVE STREET 2: P.O. BOX 9149 CITY: NORWELL STATE: MA ZIP: 02061-9149 BUSINESS PHONE: 781-792-5000 MAIL ADDRESS: STREET 1: 42 LONGWATER DRIVE CITY: NORWELL STATE: MA ZIP: 02061-9149 4/A 1 form4a-08142026_010840.xml X0609 4/A 2026-03-13 2026-03-17 0000822818 CLEAN HARBORS INC CLH 0001663307 Dugas Eric J. false C/O CLEAN HARBORS, INC. 42 LONGWATER DRIVE NORWELL MA 02061 false true false false EVP CHIEF FINANCIAL OFFICER 0 Common Stock 2026-03-13 4 F 0 630 288.93 D 19391 D Common Stock 2026-03-13 4 D 0 1324 0 D 18067 D Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b3. Correction to Total Number of Shares Held. Shares of restricted stock forfeited due to the Company not achieving performance targets under its Long Term Equity Incentive Program. /s/ Eric J. Dugas 2026-08-14