Builders FirstSource, Inc. (BLDR) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

111,876,350Shares Outstanding

1,370,988Shares held by institutions

$157,156,354Value of institutional holdings

91.63%Institutional ownership %

-2.48%Shares Changed QoQ

726No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Builders FirstSource, Inc. (NYSE:BLDR) currently has 726 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

Institutional ownership in Builders FirstSource edged down to 91.6% in December 2025, compared to 100.0% in September 2025.
In percentage terms, this reflects as a holdings change of -2.48% quarter on quarter, and a decrease of 9.36% year over year.
The latest 13F cycle for Builders FirstSource reveals that of 726 total investors, 361 funds grew their exposure, whereas 284 reduced theirs and 81 made no changes.
Collectively, institutional investors decreased their stake in Builders FirstSource to 102.51Mn shares as of December 2025, a change that is down by 2.61Mn shares quarter on quarter and down 6.21Mn shares year over year.
VANGUARD GROUP INC continues to be the largest institutional holder of Builders FirstSource as of December 31, 2025, with a position of 12.38Mn shares, representing 11.06% of the company's outstanding stock.
Among the most significant buyers of Builders FirstSource during December 2025 were NORGES BANK (1.06Mn), CITADEL ADVISORS LLC (1.01Mn), Coliseum Capital Management, LLC (780.65K), DIMENSIONAL FUND ADVISORS LP (725.90K), Focus Partners Wealth (686.80K).
Leading sellers of Builders FirstSource stock in December 2025 included FMR LLC (7.93Mn), VOYA INVESTMENT MANAGEMENT LLC (1.59Mn), Capital International Investors (1.02Mn), FRONTIER CAPITAL MANAGEMENT CO LLC (714.48K), ENVESTNET ASSET MANAGEMENT INC (568.56K).
The top 10 institutional holders of Builders FirstSource for the quarter ending December 2025 included VANGUARD GROUP INC (12.38Mn), BlackRock, Inc. (8.88Mn), STATE STREET CORP (5.11Mn), FMR LLC (3.48Mn), WELLINGTON MANAGEMENT GROUP LLP (3.32Mn), GEODE CAPITAL MANAGEMENT, LLC (2.82Mn), SANDS CAPITAL MANAGEMENT, LLC (2.76Mn), DIMENSIONAL FUND ADVISORS LP (2.64Mn), Capital International Investors (2.53Mn), Brave Warrior Advisors, LLC (2.38Mn).

726 Institutional Holders

1,370,988 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	12,377,575	-47,149	-0.38%	$1,273,528,692.00
BlackRock, Inc.	31 Dec, 2025	8,876,413	168,542	1.94%	$913,294,102.00
STATE STREET CORP	31 Dec, 2025	5,108,120	115,857	2.32%	$525,574,467.00
FMR LLC	31 Dec, 2025	3,476,283	-7,928,983	-69.52%	$357,674,831.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	3,316,797	73,835	2.28%	$341,265,243.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	2,817,958	14,420	0.51%	$288,789,377.00
SANDS CAPITAL MANAGEMENT, LLC	31 Dec, 2025	2,757,969	327,067	13.45%	$283,767,430.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	2,641,809	725,905	37.89%	$271,816,486.00
Capital International Investors	31 Dec, 2025	2,526,676	-1,016,744	-28.69%	$259,969,694.00
Brave Warrior Advisors, LLC	31 Dec, 2025	2,379,145	573,764	31.78%	$244,790,229.00
VICTORY CAPITAL MANAGEMENT INC	31 Dec, 2025	2,027,595	134,112	7.08%	$208,619,249.00
DIAMOND HILL CAPITAL MANAGEMENT INC	31 Dec, 2025	1,872,708	221,641	13.42%	$192,682,926.00
FRANKLIN RESOURCES INC	31 Dec, 2025	1,836,613	-17,912	-0.97%	$188,969,111.00
Boston Partners	31 Dec, 2025	1,790,854	-61,438	-3.32%	$184,352,995.00
MORGAN STANLEY	31 Dec, 2025	1,543,719	-235,844	-13.25%	$158,833,499.00
CITADEL ADVISORS LLC	31 Dec, 2025	1,280,988	1,010,561	373.69%	$131,800,855.00
NORGES BANK	31 Dec, 2025	1,061,995	1,061,995	0.00%	$109,268,666.00
PUBLIC SECTOR PENSION INVESTMENT BOARD	31 Dec, 2025	1,057,720	176,281	20.00%	$108,828,811.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	1,045,898	63,426	6.46%	$107,612,445.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	31 Dec, 2025	1,025,770	-76,216	-6.92%	$105,541,475.00

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