0001181431-11-061140.txt : 20111219 0001181431-11-061140.hdr.sgml : 20111219 20111219162844 ACCESSION NUMBER: 0001181431-11-061140 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20111215 FILED AS OF DATE: 20111219 DATE AS OF CHANGE: 20111219 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: 111269513 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: 1211 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 rrd328594.xml FORM 4 X0304 4 2011-12-15 0 0000822818 CLEAN HARBORS INC CLH 0001220474 TWOHIG MICHAEL J 8 WALSH AVENUE STONEHAM MA 02180 0 1 0 0 EVP (CHESI) Common Stock 2011-12-15 4 F 0 188 58.59 D 16646 D Common Stock 2011-12-15 4 F 0 425 58.59 D 16221 D Common Stock 2011-12-15 4 F 0 769 58.59 D 15452 D Surrender of shares for tax liability upon vesting of restricted stock Michael Twohig 2011-12-19