0001179110-21-006327.txt : 20210603 0001179110-21-006327.hdr.sgml : 20210603 20210603161400 ACCESSION NUMBER: 0001179110-21-006327 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210601 FILED AS OF DATE: 20210603 DATE AS OF CHANGE: 20210603 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: TWOHIG MICHAEL J CENTRAL INDEX KEY: 0001220474 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34223 FILM NUMBER: 21992635 MAIL ADDRESS: STREET 1: 8 WALSH AVE CITY: STONEHAM STATE: MA ZIP: 02180 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 edgar.xml FORM 4 - X0306 4 2021-06-01 0 0000822818 CLEAN HARBORS INC CLH 0001220474 TWOHIG MICHAEL J 8 WALSH AVENUE STONEHAM MA 02180 0 1 0 0 EVP (CHESI) Common Stock 2021-06-01 4 F 0 117 94.13 D 23276 D Payment of tax liability by withholding of securities incident to vesting of securities in accordance with Rule 16b-3. Michael J. Twohig 2021-06-03