0001415889-23-009164.txt : 20230605 0001415889-23-009164.hdr.sgml : 20230605 20230605145432 ACCESSION NUMBER: 0001415889-23-009164 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230602 FILED AS OF DATE: 20230605 DATE AS OF CHANGE: 20230605 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Welch John R. CENTRAL INDEX KEY: 0001611303 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34223 FILM NUMBER: 23992100 MAIL ADDRESS: STREET 1: 84 SUMMER STREET CITY: WESTON STATE: MA ZIP: 02493 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CLEAN HARBORS INC CENTRAL INDEX KEY: 0000822818 STANDARD INDUSTRIAL CLASSIFICATION: HAZARDOUS WASTE MANAGEMENT [4955] IRS NUMBER: 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 1 form4-06052023_060628.xml X0407 4 2023-06-02 0000822818 CLEAN HARBORS INC CLH 0001611303 Welch John R. 975 MEMORIAL DRIVE APT 611 CAMBRIDGE MA 02138 true false false false 0 Common Stock 2023-06-02 4 S 0 1000 150.43 D 12427 D /s/ John R. Welch 2023-06-05