<SEC-DOCUMENT>0000892712-21-000301-index.html : 20210914 <SEC-HEADER>0000892712-21-000301.hdr.sgml : 20210914 <ACCEPTANCE-DATETIME>20210914142759 ACCESSION NUMBER: 0000892712-21-000301 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210914 DATE AS OF CHANGE: 20210914 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: PERMA FIX ENVIRONMENTAL SERVICES INC CENTRAL INDEX KEY: 0000891532 STANDARD INDUSTRIAL CLASSIFICATION: HAZARDOUS WASTE MANAGEMENT [4955] IRS NUMBER: 581954497 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-45449 FILM NUMBER: 211252110 BUSINESS ADDRESS: STREET 1: 8302 DUNWOODY PLACE STREET 2: SUITE 250 CITY: ATLANTA STATE: GA ZIP: 30350 BUSINESS PHONE: 7705879898 MAIL ADDRESS: STREET 1: 8302 DUNWOODY PLACE STREET 2: SUITE 250 CITY: ATLANTA STATE: GA ZIP: 30350 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: HEARTLAND ADVISORS INC CENTRAL INDEX KEY: 0000937394 IRS NUMBER: 391078128 STATE OF INCORPORATION: WI FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 790 N WATER STREET STREET 2: SUITE 1200 CITY: MILWAUKEE STATE: WI ZIP: 53202 BUSINESS PHONE: 414-347-7777 MAIL ADDRESS: STREET 1: 790 N WATER STREET STREET 2: SUITE 1200 CITY: MILWAUKEE STATE: WI ZIP: 53202 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13D/A <SEQUENCE>1 <FILENAME>heartlandpesi13d.htm <DESCRIPTION>AMENDMENT NO. 5 TO SCHEDULE 13D <TEXT> Document 1 - file: heartlandpesi13d.htm
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