0001950047-24-000580.txt : 20240201 0001950047-24-000580.hdr.sgml : 20240201 20240201164413 ACCESSION NUMBER: 0001950047-24-000580 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240201 DATE AS OF CHANGE: 20240201 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ARCH RESOURCES, INC. CENTRAL INDEX KEY: 0001037676 STANDARD INDUSTRIAL CLASSIFICATION: BITUMINOUS COAL & LIGNITE SURFACE MINING [1221] ORGANIZATION NAME: 01 Energy & Transportation 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: 24587583 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: Demzik Paul T. CENTRAL INDEX KEY: 0001762993 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: ONE CITYPLACE DRIVE, SUITE 300 CITY: ST. LOUIS STATE: MO ZIP: 63141 144 1 primary_doc.xml 144 0001762993 XXXXXXXX LIVE 0001037676 ARCH RESOURCES INC CL A 001-13105 One City Place Drive, Suite 300 St. Louis MO 63141 3149942700 PAUL THOMAS DEMZIK Officer Class B Morgan Stanley Smith Barney LLC Executive Financial Services

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

4451 787648.96 18369000 02/01/2024 NYSE Class B 02/10/2023 Restricted Stock Units Issuer N 4451 02/10/2023 N/A N 10b5-1 Sales Plan for PAUL THOMAS DEMZIK

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

COMMON 01/04/2024 1568 274669.80 The securities to be sold were acquired upon the vesting of restricted stock units during the period of 2/10/2023 through 10/13/2023 02/01/2024 09/11/2023 /s/ Paul Thomas Demzik