<SEC-DOCUMENT>0001104659-18-018513-index.html : 20180319 <SEC-HEADER>0001104659-18-018513.hdr.sgml : 20180319 <ACCEPTANCE-DATETIME>20180319090430 ACCESSION NUMBER: 0001104659-18-018513 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 5 FILED AS OF DATE: 20180319 DATE AS OF CHANGE: 20180319 EFFECTIVENESS DATE: 20180319 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ARCH COAL INC CENTRAL INDEX KEY: 0001037676 STANDARD INDUSTRIAL CLASSIFICATION: BITUMINOUS COAL & LIGNITE SURFACE MINING [1221] IRS NUMBER: 430921172 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-13105 FILM NUMBER: 18697583 BUSINESS ADDRESS: STREET 1: CITY PLACE ONE STE 300 STREET 2: ARCH MINERAL CORP CITY: ST LOUIS STATE: MO ZIP: 63141 BUSINESS PHONE: 3149942700 MAIL ADDRESS: STREET 1: CITYPLACE ONE SUITE 300 STREET 2: ARCH MINERAL CORP CITY: CREVE COEUR STATE: MO ZIP: 63141 FORMER COMPANY: FORMER CONFORMED NAME: ARCH MINERAL CORP DATE OF NAME CHANGE: 19970411 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>a18-3054_3defa14a.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: a18-3054_3defa14a.htm
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