0001209191-11-045031.txt : 20110819 0001209191-11-045031.hdr.sgml : 20110819 20110819164517 ACCESSION NUMBER: 0001209191-11-045031 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110819 FILED AS OF DATE: 20110819 DATE AS OF CHANGE: 20110819 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: POTTER ROBERT G CENTRAL INDEX KEY: 0001139402 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-13105 FILM NUMBER: 111047902 MAIL ADDRESS: STREET 1: 37 MUIRFIELD LANE CITY: ST. LOUIS STATE: MO ZIP: 63141 ISSUER: 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 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 4 1 doc4.xml FORM 4 SUBMISSION X0304 4 2011-08-19 0 0001037676 ARCH COAL INC ACI 0001139402 POTTER ROBERT G ONECITYPLACE DRIVE ST. LOUIS MO 63141 1 0 0 0 Common Stock 2011-08-19 4 P 0 15000 17.40 A 36000 D /s/ Jon S. Ploetz, Attorney-in-Fact 2011-08-19