John W Lorson

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	3,782	0.00	0
14 Jan 25	ARCH Arch Resources	RSU Class A Common Stock	Sale back to company	Dispose D	No	No	0	2,696	0.00	0
27 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	169.65	465	78.89 k	3,782
26 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	167.71	382	64.07 k	4,247
26 Feb 24	ARCH Arch Resources	Common Stock	Payment of exercise	Dispose F	No	No	169.54	757	128.34 k	4,629
25 Feb 24	ARCH Arch Resources	Common Stock	Grant	Acquire A	No	No	0	2,149	0.00	5,386
25 Feb 24	ARCH Arch Resources	Common Stock	Option exercise	Acquire M	No	No	0	400	0.00	3,237
25 Feb 24	ARCH Arch Resources	RSU Class A Common Stock	Option exercise	Dispose M	No	No	0	400	0.00	0
21 Feb 24	ARCH Arch Resources	RSU Class A Common Stock	Grant	Acquire A	No	No	0	350	0.00	350
13 Feb 24	ARCH Arch Resources	Common Stock	Sell	Dispose S	No	Yes	170.05	36	6.12 k	2,837

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