0001950047-24-003349.txt : 20240503 0001950047-24-003349.hdr.sgml : 20240503 20240503161430 ACCESSION NUMBER: 0001950047-24-003349 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240503 DATE AS OF CHANGE: 20240503 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: CLEAN HARBORS INC CENTRAL INDEX KEY: 0000822818 STANDARD INDUSTRIAL CLASSIFICATION: HAZARDOUS WASTE MANAGEMENT [4955] ORGANIZATION NAME: 01 Energy & Transportation IRS NUMBER: 042997780 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-34223 FILM NUMBER: 24913245 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 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Dugas Eric J. CENTRAL INDEX KEY: 0001663307 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O CLEAN HARBORS, INC. STREET 2: 42 LONGWATER DRIVE CITY: NORWELL STATE: MA ZIP: 02061 144 1 primary_doc.xml 144 0001663307 XXXXXXXX LIVE 0000822818 CLEAN HARBORS, INC. 001-34223 42 Longwater Drive Norwell MA 02061-9149 (781) 792-5000 ERIC J. DUGAS Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

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6200 1294194.82 53935124 05/03/2024 NYSE Common 08/01/2020 Restricted Stock Issuer N 353 08/01/2020 Not Applicable Common 09/01/2020 Restricted Stock Issuer N 470 09/01/2020 Not Applicable Common 12/15/2020 Restricted Stock Issuer N 275 12/15/2020 Not Applicable Common 07/01/2022 Restricted Stock Issuer N 323 07/01/2022 Not Applicable Common 09/01/2022 Restricted Stock Issuer N 471 09/01/2022 Not Applicable Common 11/01/2022 Restricted Stock Issuer N 235 11/01/2022 Not Applicable Common 12/15/2022 Restricted Stock Issuer N 359 12/15/2022 Not Applicable Common 02/01/2023 Restricted Stock Issuer N 1008 02/01/2023 Not Applicable Common 03/15/2023 Restricted Stock Issuer N 432 03/15/2023 Not Applicable Common 04/01/2024 Restricted Stock Issuer N 258 04/01/2024 Not Applicable Common 03/15/2024 Restricted Stock Issuer N 386 03/15/2024 Not Applicable Common 12/15/2023 Restricted Stock Issuer N 89 12/15/2023 Not Applicable Common 07/01/2023 Restricted Stock Issuer N 1012 07/01/2023 Not Applicable Common 06/02/2020 Restricted Stock Issuer N 41 06/02/2020 Not Applicable Common 04/01/2023 Restricted Stock Issuer N 488 04/01/2023 Not Applicable Y 05/03/2024 /s/ Eric James Dugas