Bradford A Cowles

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
3 Dec 24	CNM Core & Main	Class A Common Stock	Sell	Dispose S	No	Yes	55.0656	50,000	2.75 mm	18,423
3 Dec 24	CNM Core & Main	Class A Common Stock	Conversion	Acquire C	No	No	0	50,000	0.00	68,423
3 Dec 24	CNM Core & Main	Class B Common Stock and Limited Partnership Interests Class A Common Stock	Conversion	Dispose C	No	No	0	50,000	0.00	0
3 Dec 24	CNM Core & Main	Class B Common Stock and Limited Partnership Interests Class A Common Stock	Other	Acquire J	No	No	0	50,000	0.00	50,000
3 Dec 24	CNM Core & Main	Class B Common Stock and Limited Partnership Interests Class A Common Stock	Other	Dispose J	Yes	No	0	50,000	0.00	848,456
7 Mar 24	CNM Core & Main	Class A Common Stock	Grant	Acquire A	No	No	0	3,744	0.00	18,423
7 Mar 24	CNM Core & Main	Options (Rights to Buy) Class A Common Stock	Grant	Acquire A	No	No	50.12	29,382	1.47 mm	29,382
15 Nov 23	CNM Core & Main	Class A Common Stock	Sell	Dispose S	No	Yes	34.0095	25,000	850.24 k	14,679
15 Nov 23	CNM Core & Main	Class A Common Stock	Conversion	Acquire C	No	No	0	25,000	0.00	39,679
15 Nov 23	CNM Core & Main	Class B Common Stock and Limited Partnership Interests Class A Common Stock	Conversion	Dispose C	No	No	0	25,000	0.00	0

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