<SEC-DOCUMENT>0001172661-23-001387-index.html : 20230214 <SEC-HEADER>0001172661-23-001387.hdr.sgml : 20230214 <ACCEPTANCE-DATETIME>20230214170341 ACCESSION NUMBER: 0001172661-23-001387 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230214 DATE AS OF CHANGE: 20230214 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ARCH RESOURCES, 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: 23631265 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 COAL INC DATE OF NAME CHANGE: 19970715 FORMER COMPANY: FORMER CONFORMED NAME: ARCH MINERAL CORP DATE OF NAME CHANGE: 19970411 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Maple Rock Capital Partners Inc. CENTRAL INDEX KEY: 0001658363 IRS NUMBER: 000000000 STATE OF INCORPORATION: Z4 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 21 ST. CLAIR AVENUE EAST, SUITE 1100 CITY: TORONTO STATE: A6 ZIP: M4T 1L9 BUSINESS PHONE: 416-572-3899 MAIL ADDRESS: STREET 1: 21 ST. CLAIR AVENUE EAST, SUITE 1100 CITY: TORONTO STATE: A6 ZIP: M4T 1L9 FORMER COMPANY: FORMER CONFORMED NAME: Maple Rock Capital Partners, Inc. DATE OF NAME CHANGE: 20151113 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>maplerock-arch123122a1.htm <TEXT> Document 1 - file: maplerock-arch123122a1.htm
</DOCUMENT> </SEC-DOCUMENT>