Peter M. Jackson

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
22 Nov 24	BLDR Builders FirstSource	Common Stock, par value $0.01 per share	Payment of exercise	Dispose F	No	No	175.91	4,881	858.62 k	196,975
22 May 24	BLDR Builders FirstSource	Common Stock, par value $0.01 per share	Payment of exercise	Dispose F	No	No	165.97	2,441	405.13 k	201,856
15 Mar 24	BLDR Builders FirstSource	Common Stock, par value $0.01 per share	Grant	Acquire A	No	No	0	4,476	0.00	204,297
15 Mar 24	BLDR Builders FirstSource	Common Stock, par value $0.01 per share	Payment of exercise	Dispose F	No	No	195.49	13,686	2.68 mm	199,821
15 Mar 24	BLDR Builders FirstSource	Common Stock, par value $0.01 per share	Grant	Acquire A	No	No	0	26,317	0.00	213,507
17 Feb 24	BLDR Builders FirstSource	Common Stock, par value $0.01 per share	Payment of exercise	Dispose F	No	No	183.79	1,450	266.50 k	187,190
22 Nov 23	BLDR Builders FirstSource	Common Stock, par value $0.01 per share	Payment of exercise	Dispose F	No	No	133.48	2,441	325.82 k	188,640

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