As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

  5/9/24  Arch Resources, Inc.              8-K:5        5/7/24   10:202K                                   Toppan Merrill/FA        
 4/25/24  Arch Resources, Inc.              10-Q        3/31/24   82:8.4M                                   Toppan Merrill Bridge/FA 
 4/25/24  Arch Resources, Inc.              8-K:2,9     4/25/24   11:549K                                   Toppan Merrill/FA        
  4/5/24  BlackRock Inc.                    SC 13G/A               1:13K  Arch Resources, Inc.              Blackrock Advisors LLC   
 3/27/24  Arch Resources, Inc.              DEFA14A                1:394K                                   Toppan Merrill/FA        
 3/27/24  Arch Resources, Inc.              DEF 14A      5/7/24   11:4.4M                                   Toppan Merrill/FA        
 3/21/24  Schuller George John Jr.          4          Officer²    2:11K  Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/19/24  Schuller George John Jr.          3          Officer²    1:3K   Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/19/24  Arch Resources, Inc.              8-K:5,7,9   3/19/24   11:225K                                   Toppan Merrill/FA        
 3/18/24  Koeppel Holly K                   4          Director²   1:5K   Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/18/24  Kriegshauser Patrick A            4          Director²   1:5K   Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/18/24  Navarre Richard A                 4          Director²   1:7K   Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/18/24  Zhang Peifang                     4          Director²   1:7K   Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/18/24  Butcher Pamela R                  4          Director²   1:5K   Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/13/24  Butcher Pamela R                  4          Director²   1:4K   Arch Resources, Inc.              Donnelley … Solutions/FA 
 3/11/24  Chapman James N                   4          Director²   1:4K   Arch Resources, Inc.              Donnelley … Solutions/FA 
  3/8/24  Eaves John W                      144                    1:7K   Arch Resources, Inc.              Morgan Stanley … Svcs/FA 
  3/8/24  Chapman James N                   144                    1:5K   Arch Resources, Inc.              Fidelity Brokera… LLC/FA 
  3/8/24  Ziegler John A.                   4          Officer²    1:8K   Arch Resources, Inc.              Donnelley … Solutions/FA 
  3/8/24  Eaves John W                      4          Dir.,Off.²  1:10K  Arch Resources, Inc.              Donnelley … Solutions/FA 

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¹	Filing/Form Types:  -K
	3	Initial Statement of Beneficial Ownership of Securities by an Insider — Form 3 { The Filer is an Insider² of the Issuer }.
	4	Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 { The Filer is an Insider² of the Issuer }.
	8-K	Current Report — Form 8-K { Item 1: Business & Operations;  2: Financial Info;  3: Securities & Trading;  4: Accountants & Accounting;  5: Governance & Management;  6: Asset-Backed Securities;  7: Disclosures;  8: Events;  9: Financials }.
	10-Q	Quarterly Report — Form 10-Q.
	144	Notice of a Proposed Sale of Securities by an Insider — Form 144 { The Filer is an Insider² of the Issuer }.
	DEF 14A	Definitive Proxy Statement — Schedule 14A.
	DEFA14A	Definitive Additional Proxy Soliciting Material — Schedule 14A.
	SC 13G	Statement of Acquisition of Beneficial Ownership by a “Passive” Investor — Schedule 13G.
	/A	Amendment to, or Amended version of, a previous Filing of this Type.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.