BUILDERS FIRSTSOURCE INC

Ticker: BLDR CUSIP: 12008R107 Class: EQTY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025

Shares 15,639 Value ($000) $1,609 Avg Close $112.38 Range $94.35 - $130.42

Q3 2025

Shares 22,404 Value ($000) $2,716 Avg Close $132.67 Range $115.57 - $151.03

Q2 2025

Shares 24,170 Value ($000) $2,820 Avg Close $115.39 Range $102.60 - $131.32

Q1 2023

Shares 9,483 Value ($000) $842 Avg Close $79.22 Range $64.54 - $90.21

Q3 2022

Shares 8,268 Value ($000) $487 Avg Close $62.52 Range $52.70 - $74.48

Q1 2022

Shares 22,912 Value ($000) $1,479 Avg Close $72.59 Range $63.20 - $86.48

Q2 2021

Shares 85,093 Value ($000) $3,630 Avg Close $46.37 Range $41.23 - $53.99

Q1 2021

Shares 46,390 Value ($000) $2,151 Avg Close $42.57 Range $37.46 - $47.74

Q2 2020

Shares 6,422 Value ($000) $133 Avg Close $18.07 Range $10.58 - $24.65

Q3 2019

Shares 203 Value ($000) $4 Avg Close $18.64 Range $16.06 - $20.79

Q2 2019

Shares 6,858 Value ($000) $116 Avg Close $14.96 Range $13.30 - $17.00

Q1 2019

Shares 11,062 Value ($000) $148 Avg Close $13.14 Range $10.56 - $14.95

Q4 2018

Shares 11,360 Value ($000) $124 Avg Close $12.56 Range $10.15 - $14.83

Q3 2018

Shares 7,560 Value ($000) $111 Avg Close $16.94 Range $14.65 - $18.86

Q1 2018

Shares 6,073 Value ($000) $120 Avg Close $21.18 Range $19.15 - $23.28

Q2 2017

Shares 11,232 Value ($000) $172 Avg Close $14.94 Range $13.33 - $16.50

Q4 2016

Shares 27,502 Value ($000) $302 Avg Close $10.85 Range $9.04 - $12.28

Q3 2016

Shares 54,483 Value ($000) $627 Avg Close $12.59 Range $10.99 - $14.09

Q2 2016

Shares 15,472 Value ($000) $174 Avg Close $11.54 Range $10.15 - $12.77

Q1 2016

Shares 58,486 Value ($000) $659 Avg Close $8.66 Range $6.50 - $11.34

Q3 2015

Shares 1,538 Value ($000) $20 Avg Close $14.20 Range $11.98 - $16.69

Q2 2014

Shares 490 Value ($000) $4 Avg Close $7.79 Range $6.92 - $9.40

Q1 2014

Shares 2,490 Value ($000) $23 Avg Close $8.12 Range $7.14 - $9.16

Q4 2013

Shares 1,190 Value ($000) $9 Avg Close $6.79 Range $5.55 - $7.94

Q2 2013

Shares 11,353 Value ($000) $68 Avg Close $6.26 Range $5.00 - $7.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,639	$1,609	$112.38	$94.35 - $130.42
Q3 2025	22,404	$2,716	$132.67	$115.57 - $151.03
Q2 2025	24,170	$2,820	$115.39	$102.60 - $131.32
Q1 2023	9,483	$842	$79.22	$64.54 - $90.21
Q3 2022	8,268	$487	$62.52	$52.70 - $74.48
Q1 2022	22,912	$1,479	$72.59	$63.20 - $86.48
Q2 2021	85,093	$3,630	$46.37	$41.23 - $53.99
Q1 2021	46,390	$2,151	$42.57	$37.46 - $47.74
Q2 2020	6,422	$133	$18.07	$10.58 - $24.65
Q3 2019	203	$4	$18.64	$16.06 - $20.79
Q2 2019	6,858	$116	$14.96	$13.30 - $17.00
Q1 2019	11,062	$148	$13.14	$10.56 - $14.95
Q4 2018	11,360	$124	$12.56	$10.15 - $14.83
Q3 2018	7,560	$111	$16.94	$14.65 - $18.86
Q1 2018	6,073	$120	$21.18	$19.15 - $23.28
Q2 2017	11,232	$172	$14.94	$13.33 - $16.50
Q4 2016	27,502	$302	$10.85	$9.04 - $12.28
Q3 2016	54,483	$627	$12.59	$10.99 - $14.09
Q2 2016	15,472	$174	$11.54	$10.15 - $12.77
Q1 2016	58,486	$659	$8.66	$6.50 - $11.34
Q3 2015	1,538	$20	$14.20	$11.98 - $16.69
Q2 2014	490	$4	$7.79	$6.92 - $9.40
Q1 2014	2,490	$23	$8.12	$7.14 - $9.16
Q4 2013	1,190	$9	$6.79	$5.55 - $7.94
Q2 2013	11,353	$68	$6.26	$5.00 - $7.33