0001663307-26-000010.txt : 20260814 0001663307-26-000010.hdr.sgml : 20260814 20260814090317 ACCESSION NUMBER: 0001663307-26-000010 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20260220 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: 261276617 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_010812.xml X0609 4/A 2026-02-20 2026-02-20 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 2026-02-20 4 S 0 2788 281.31 D 20021 D Correction to Total Number of Shares Held. /s/ Eric J. Dugas 2026-08-14