<SEC-DOCUMENT>0001037389-17-000070-index.html : 20170214 <SEC-HEADER>0001037389-17-000070.hdr.sgml : 20170214 <ACCEPTANCE-DATETIME>20170214094215 ACCESSION NUMBER: 0001037389-17-000070 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20170214 DATE AS OF CHANGE: 20170214 SUBJECT COMPANY: 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: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-51233 FILM NUMBER: 17603217 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: RENAISSANCE TECHNOLOGIES LLC CENTRAL INDEX KEY: 0001037389 IRS NUMBER: 260385758 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 800 THIRD AVE CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 2124866780 MAIL ADDRESS: STREET 1: 800 THIRD AVE CITY: NEW YORK STATE: NY ZIP: 10022 FORMER COMPANY: FORMER CONFORMED NAME: RENAISSANCE TECHNOLOGIES CORP DATE OF NAME CHANGE: 19990324 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>aci-13g_20161231.txt <DESCRIPTION>13G <TEXT> Document 1 - file: aci-13g_20161231.txt
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