Paul T. Demzik

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
14 Jan 25	ARCH Arch Resources	Class A Common Stock	Sale back to company	Dispose D	No	No	0	5,715	0.00	0
14 Jan 25	ARCH Arch Resources	RSU Class A Common Stock	Sale back to company	Dispose D	No	No	0	20,634	0.00	0
4 Mar 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	175	3,522	616.35 k	5,715
27 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	173.52	100	17.35 k	9,237
27 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	172.83	300	51.85 k	9,337
27 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	171.53	900	154.38 k	9,637
27 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	170.6	796	135.80 k	10,537
27 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	169.56	4,015	680.78 k	11,333
26 Feb 24	ARCH Arch Resources	Common Stock	Payment of exercise	Dispose F	No	No	169.54	8,918	1.51 mm	15,348
25 Feb 24	ARCH Arch Resources	Common Stock	Grant	Acquire A	No	No	0	17,825	0.00	24,266

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.