0001950047-23-000008.txt : 20230227 0001950047-23-000008.hdr.sgml : 20230227 20230227160248 ACCESSION NUMBER: 0001950047-23-000008 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230227 DATE AS OF CHANGE: 20230227 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: 23674670 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 CL A 001-13105 One City Place Drive, Suite 300 St. Louis MO 63141 3149942700 John Arthur Ziegler Jr. Officer COMMON Morgan Stanley Smith Barney LLC Executive Financial Services

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

4079 612910.54 17510434 02/27/2023 NYSE Common 10/25/2021 Other - RSU Issuer N 518 10/25/2021 Other Common 02/27/2023 Other - RSU/PSU Issuer N 3561 02/27/2023 Other N 10b5-1 Sales Plan for JOHN A ZIEGLER JR.

One City Place Drive, Suite 300 St. Louis MO 63141

Common 02/10/2023 270 38091.60 The securities to be sold were received upon the vesting of restricted stock units and Performance Stock Units from 10/25/21 through 2/27/2023 02/27/2023 12/09/2022 /s/ JOHN A ZIEGLER JR.