BUILDERS FIRSTSOURCE INC

Ticker: BLDR CUSIP: 12008R107 Class: EQTY

CastleKnight Management LP's Holding History (CIK: 0001835751)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 2,800 Value ($000) $340 Avg Close $132.67 Range $115.57 - $151.03

Q2 2025

Shares 2,800 Value ($000) $327 Avg Close $115.39 Range $102.60 - $131.32

Q1 2025

Shares 2,800 Value ($000) $350 Avg Close $145.49 Range $119.65 - $175.12

Q1 2022

Shares 34,400 Value ($000) $2,220 Avg Close $72.59 Range $63.20 - $86.48

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	2,800	$340	$132.67	$115.57 - $151.03
Q2 2025	2,800	$327	$115.39	$102.60 - $131.32
Q1 2025	2,800	$350	$145.49	$119.65 - $175.12
Q1 2022	34,400	$2,220	$72.59	$63.20 - $86.48