Joe P. Ross

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
31 Dec 24	CTOS Custom Truck One Source	Common Stock	Payment of exercise	Dispose F	No	No	4.81	10,886	52.36 k	256,998
31 Dec 24	CTOS Custom Truck One Source	Common Stock	Option exercise	Acquire M	No	No	0	18,050	0.00	267,884
31 Dec 24	CTOS Custom Truck One Source	Performance Stock Unit Common Stock	Option exercise	Dispose M	No	No	0	9,025	0.00	70,175
31 Dec 24	CTOS Custom Truck One Source	Performance Stock Unit Common Stock	Option exercise	Dispose M	No	No	0	9,025	0.00	70,175
7 Aug 24	CTOS Custom Truck One Source	Common Stock	Buy	Acquire P	No	No	3.977	84,254	335.08 k	249,834
1 Apr 24	CTOS Custom Truck One Source	Common Stock	Payment of exercise	Dispose F	No	No	5.88	43,630	256.54 k	165,580
1 Apr 24	CTOS Custom Truck One Source	Common Stock	Option exercise	Acquire M	No	No	0	100,000	0.00	209,210
1 Apr 24	CTOS Custom Truck One Source	RSU Common Stock	Option exercise	Dispose M	No	No	0	50,000	0.00	150,000
1 Apr 24	CTOS Custom Truck One Source	RSU Common Stock	Option exercise	Dispose M	No	No	0	50,000	0.00	50,000
27 Feb 24	CTOS Custom Truck One Source	Common Stock	Grant	Acquire A	No	No	0	18,050	0.00	109,210

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