BUILDERS FIRSTSOURCE INC

Ticker: BLDR CUSIP: 12008R107 Class: EQTY

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q4 2025

Shares 576,172 Value ($000) $59,282 Avg Close $112.38 Range $94.35 - $130.42

Q3 2025

Shares 1,290,648 Value ($000) $156,491 Avg Close $132.67 Range $115.57 - $151.03

Q2 2025

Shares 601,197 Value ($000) $70,154 Avg Close $115.39 Range $102.60 - $131.32

Q1 2025

Shares 628,599 Value ($000) $78,537 Avg Close $145.49 Range $119.65 - $175.12

Q4 2024

Shares 408,347 Value ($000) $58,365 Avg Close $176.96 Range $141.03 - $201.53

Q3 2024

Shares 725,324 Value ($000) $140,611 Avg Close $165.82 Range $130.75 - $203.14

Q2 2024

Shares 689,885 Value ($000) $95,487 Avg Close $169.76 Range $133.58 - $210.00

Q1 2024

Shares 842,823 Value ($000) $175,771 Avg Close $184.81 Range $154.01 - $214.70

Q4 2023

Shares 1,133,751 Value ($000) $189,268 Avg Close $132.90 Range $105.24 - $171.03

Q3 2023

Shares 840,785 Value ($000) $104,669 Avg Close $137.97 Range $120.32 - $156.85

Q2 2023

Shares 1,386,846 Value ($000) $188,611 Avg Close $111.21 Range $84.78 - $138.53

Q1 2023

Shares 1,507,341 Value ($000) $133,822 Avg Close $79.22 Range $64.54 - $90.21

Q4 2022

Shares 2,506,346 Value ($000) $162,612 Avg Close $62.46 Range $53.79 - $70.00

Q3 2022

Shares 2,176,584 Value ($000) $128,244 Avg Close $62.52 Range $52.70 - $74.48

Q2 2022

Shares 1,920,148 Value ($000) $103,112 Avg Close $61.32 Range $48.91 - $71.60

Q1 2022

Shares 1,797,846 Value ($000) $116,033 Avg Close $72.59 Range $63.20 - $86.48

Q4 2021

Shares 2,245,925 Value ($000) $192,498 Avg Close $67.74 Range $51.33 - $86.20

Q3 2021

Shares 2,831,944 Value ($000) $146,525 Avg Close $48.84 Range $39.24 - $55.54

Q2 2021

Shares 3,013,052 Value ($000) $128,537 Avg Close $46.37 Range $41.23 - $53.99

Q1 2021

Shares 3,648,628 Value ($000) $169,187 Avg Close $42.57 Range $37.46 - $47.74

Q4 2020

Shares 2,266,234 Value ($000) $92,485 Avg Close $35.42 Range $29.73 - $42.84

Q3 2020

Shares 2,025,750 Value ($000) $66,080 Avg Close $27.14 Range $19.03 - $33.45

Q2 2020

Shares 277,270 Value ($000) $5,739 Avg Close $18.07 Range $10.58 - $24.65

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	576,172	$59,282	$112.38	$94.35 - $130.42
Q3 2025	1,290,648	$156,491	$132.67	$115.57 - $151.03
Q2 2025	601,197	$70,154	$115.39	$102.60 - $131.32
Q1 2025	628,599	$78,537	$145.49	$119.65 - $175.12
Q4 2024	408,347	$58,365	$176.96	$141.03 - $201.53
Q3 2024	725,324	$140,611	$165.82	$130.75 - $203.14
Q2 2024	689,885	$95,487	$169.76	$133.58 - $210.00
Q1 2024	842,823	$175,771	$184.81	$154.01 - $214.70
Q4 2023	1,133,751	$189,268	$132.90	$105.24 - $171.03
Q3 2023	840,785	$104,669	$137.97	$120.32 - $156.85
Q2 2023	1,386,846	$188,611	$111.21	$84.78 - $138.53
Q1 2023	1,507,341	$133,822	$79.22	$64.54 - $90.21
Q4 2022	2,506,346	$162,612	$62.46	$53.79 - $70.00
Q3 2022	2,176,584	$128,244	$62.52	$52.70 - $74.48
Q2 2022	1,920,148	$103,112	$61.32	$48.91 - $71.60
Q1 2022	1,797,846	$116,033	$72.59	$63.20 - $86.48
Q4 2021	2,245,925	$192,498	$67.74	$51.33 - $86.20
Q3 2021	2,831,944	$146,525	$48.84	$39.24 - $55.54
Q2 2021	3,013,052	$128,537	$46.37	$41.23 - $53.99
Q1 2021	3,648,628	$169,187	$42.57	$37.46 - $47.74
Q4 2020	2,266,234	$92,485	$35.42	$29.73 - $42.84
Q3 2020	2,025,750	$66,080	$27.14	$19.03 - $33.45
Q2 2020	277,270	$5,739	$18.07	$10.58 - $24.65