<SEC-DOCUMENT>0001140361-19-016272-index.html : 20190906 <SEC-HEADER>0001140361-19-016272.hdr.sgml : 20190906 <ACCEPTANCE-DATETIME>20190906125950 ACCESSION NUMBER: 0001140361-19-016272 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20190906 DATE AS OF CHANGE: 20190906 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: A. M. Castle & Co. CENTRAL INDEX KEY: 0000018172 STANDARD INDUSTRIAL CLASSIFICATION: WHOLESALE-METALS SERVICE CENTERS & OFFICES [5051] IRS NUMBER: 360879160 STATE OF INCORPORATION: MD FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-31304 FILM NUMBER: 191079068 BUSINESS ADDRESS: STREET 1: 1420 KENSINGTON ROAD STREET 2: SUITE 220 CITY: OAK BROOK STATE: IL ZIP: 60523 BUSINESS PHONE: 8474557111 MAIL ADDRESS: STREET 1: 1420 KENSINGTON ROAD STREET 2: SUITE 220 CITY: OAK BROOK STATE: IL ZIP: 60523 FORMER COMPANY: FORMER CONFORMED NAME: CASTLE A M & CO DATE OF NAME CHANGE: 19920703 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: KNOPP RONALD E CENTRAL INDEX KEY: 0001580941 FILING VALUES: FORM TYPE: SC 13D/A MAIL ADDRESS: STREET 1: 1420 KENSINGTON ROAD STREET 2: SUITE 220 CITY: OAK BROOK STATE: IL ZIP: 60523 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13D/A <SEQUENCE>1 <FILENAME>formsc13da.htm <DESCRIPTION>SC 13D/A <TEXT> Document 1 - file: formsc13da.htm
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