<SEC-DOCUMENT>0001104659-20-140945-index.html : 20201231 <SEC-HEADER>0001104659-20-140945.hdr.sgml : 20201231 <ACCEPTANCE-DATETIME>20201231153241 ACCESSION NUMBER: 0001104659-20-140945 CONFORMED SUBMISSION TYPE: POS AM PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20201231 DATE AS OF CHANGE: 20201231 FILER: 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: POS AM SEC ACT: 1933 Act SEC FILE NUMBER: 333-221785 FILM NUMBER: 201428750 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 </SEC-HEADER> <DOCUMENT> <TYPE>POS AM <SEQUENCE>1 <FILENAME>tm2039549d1_s1.htm <DESCRIPTION>POS AM <TEXT> Document 1 - file: tm2039549d1_s1.htm
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