0001950047-23-004487.txt : 20231013 0001950047-23-004487.hdr.sgml : 20231013 20231013160428 ACCESSION NUMBER: 0001950047-23-004487 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231013 DATE AS OF CHANGE: 20231013 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: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-13105 FILM NUMBER: 231325117 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 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Ziegler John A. CENTRAL INDEX KEY: 0001546424 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: ONE CITYPLACE DRIVE STREET 2: SUITE 300 CITY: ST. LOUIS STATE: MO ZIP: 63141 144 1 primary_doc.xml 144 0001546424 XXXXXXXX LIVE 0001037676 ARCH RESOURCES INC 001-13105 One City Place Drive, Suite 300 St. Louis MO 63141 3149942700 JOHN ZIEGLER Officer COMMON Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 38th Fl. New York NY 10004

189 29189.16 18127000 10/13/2023 NYSE Common 10/25/2021 Restricted Stock Units Issuer N 189 10/25/2021 N/A Y The securities to be sold were acquired upon the vesting of restricted stock units during the period of 10.25.21 through 10.13.23 10/13/2023 12/09/2022 /s/ John Ziegler