Paul A. Lang - Feb 9, 2024 Form 4 Insider Report for ARCH RESOURCES, INC. (ARCH)

Role: President & CEO, Director
Signature: /s/ Rosemary L. Klein, Attorney-in-Fact
Stock symbol: ARCH
Transactions as of: Feb 9, 2024
Transactions value $: -$497,996
Form type: 4
Date filed: 2/13/2024, 01:03 PM
Previous filing: Oct 16, 2023
Next filing: Feb 22, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ARCH	Common Stock	Options Exercise		+3.2K	+2.27%		144K	Feb 9, 2024	Direct	F1
transaction	ARCH	Common Stock	Tax liability	-$160K	-948	-0.66%	$168.68	143K	Feb 9, 2024	Direct	F2
transaction	ARCH	Common Stock	Options Exercise		+5.38K	+3.76%		148K	Feb 10, 2024	Direct	F1
transaction	ARCH	Common Stock	Tax liability	-$338K	-1.97K	-1.33%	$171.27	146K	Feb 12, 2024	Direct	F2

Showing 1 to 4 of 4 entries

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ARCH	Restricted Stock Units	Options Exercise	$0	-3.2K	-33.33%	$0.00	6.4K	Feb 9, 2024	Class A Common Stock	3.2K		Direct	F1, F3
transaction	ARCH	Restricted Stock Units	Options Exercise	$0	-5.38K	-50%	$0.00	5.38K	Feb 10, 2024	Class A Common Stock	5.38K		Direct	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock of Arch Resources, Inc. (the "Company").
F2	These shares were withheld by the Company to satisfy the reporting person's tax withholding obligations.
F3	The restricted stock units are fully vested.