Builders FirstSource, Inc. - Common Stock (BLDR)
CUSIP: 12008R107
Q1 2026 13F Holders as of 31 Mar 2026
- Type / Class
- Equity / Common Stock
- Shares outstanding
- 112,113,345
- Total 13F shares
- 26,183
- Share change
- -2,073
- Total reported value
- $2,146,907
- Price per share
- $82.33
- Number of holders
- 16
- Value change
- -$211,874
- Number of buys
- 4
- Number of sells
- 7
Quarterly Holders Quick Answers
What is CUSIP 12008R107?
CUSIP 12008R107 identifies BLDR - Builders FirstSource, Inc. - Common Stock in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Related Filing Research
- Latest 13F filings for newly reported positions.
- Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
- Latest 10-Q/10-K reports for financial context tied to this issuer.
- Recent insider transactions for executive and insider activity.
- SEC investors directory and top value investors for manager drilldown.
- Back to full security ownership history.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
- Previous quarter: Q4 2025
Recent filing periods for CUSIP 12008R107:
Top shareholders of BLDR - Builders FirstSource, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
|
Company |
11%
|
12,377,575
|
$1,273,528,692 | — | 31 Dec 2025 | |
| BlackRock, Inc. |
13D/G
13F
|
Company |
7.5%
|
8,472,425
|
$1,024,400,907 | $0 | 31 Mar 2025 | |
| STATE STREET CORP |
13F
|
Company |
4.6%
|
5,108,120
|
$525,574,467 | — | 31 Dec 2025 | |
| FMR LLC |
13D/G
13F
|
Company |
3.3%
|
3,699,740
|
$441,564,014 | -$975,081,623 | 28 Nov 2025 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
3%
|
3,316,797
|
$341,265,243 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.5%
|
2,817,958
|
$288,789,377 | — | 31 Dec 2025 | |
| SANDS CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.5%
|
2,757,969
|
$283,767,430 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
2.4%
|
2,641,809
|
$271,816,486 | — | 31 Dec 2025 | |
| Capital International Investors |
13F
|
Company |
2.3%
|
2,526,676
|
$259,969,694 | — | 31 Dec 2025 | |
| Brave Warrior Advisors, LLC |
13F
|
Company |
2.1%
|
2,379,145
|
$244,790,229 | — | 31 Dec 2025 | |
| Invesco Ltd. |
13F
|
Company |
1.9%
|
2,102,080
|
$216,283,010 | — | 31 Dec 2025 | |
| VICTORY CAPITAL MANAGEMENT INC |
13F
|
Company |
1.8%
|
2,027,595
|
$208,619,249 | — | 31 Dec 2025 | |
| DIAMOND HILL CAPITAL MANAGEMENT INC |
13F
|
Company |
1.7%
|
1,872,708
|
$192,682,926 | — | 31 Dec 2025 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
1.6%
|
1,836,613
|
$188,969,111 | — | 31 Dec 2025 | |
| Boston Partners |
13F
|
Company |
1.6%
|
1,790,854
|
$184,352,995 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.4%
|
1,543,719
|
$158,833,499 | — | 31 Dec 2025 | |
| Paul S. Levy |
3/4/5
|
Director |
1.5%
|
1,727,191
|
$151,526,466 | +$59,870,270 | 13 Mar 2026 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
1.1%
|
1,280,988
|
$131,800,855 | — | 31 Dec 2025 | |
| NORGES BANK |
13F
|
Company |
0.95%
|
1,061,995
|
$109,268,666 | — | 31 Dec 2025 | |
| PUBLIC SECTOR PENSION INVESTMENT BOARD |
13F
|
Company |
0.94%
|
1,057,720
|
$108,828,811 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.93%
|
1,045,898
|
$107,612,445 | — | 31 Dec 2025 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
|
Company |
0.91%
|
1,025,770
|
$105,541,475 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.89%
|
997,200
|
$102,601,908 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.88%
|
992,002
|
$102,067,085 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.85%
|
951,578
|
$97,907,861 | — | 31 Dec 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.75%
|
836,078
|
$86,024,064 | — | 31 Dec 2025 | |
| Evercore Wealth Management, LLC |
13F
|
Company |
0.73%
|
819,418
|
$84,309,918 | — | 31 Dec 2025 | |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. |
13F
|
Company |
0.71%
|
793,344
|
$81,627,478 | — | 31 Dec 2025 | |
| Pictet Asset Management Holding SA |
13F
|
Company |
0.7%
|
789,345
|
$81,215,974 | — | 31 Dec 2025 | |
| Coliseum Capital Management, LLC |
13F
|
Company |
0.7%
|
780,648
|
$80,320,873 | — | 31 Dec 2025 | |
| Capital World Investors |
13F
|
Company |
0.69%
|
768,084
|
$79,028,163 | — | 31 Dec 2025 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
0.65%
|
732,856
|
$75,403,622 | — | 31 Dec 2025 | |
| Focus Partners Wealth |
13F
|
Company |
0.62%
|
692,650
|
$71,269,517 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.61%
|
680,757
|
$70,043,081 | — | 31 Dec 2025 | |
| Fiera Capital Corp |
13F
|
Company |
0.58%
|
653,839
|
$67,273,495 | — | 31 Dec 2025 | |
| Clearbridge Investments, LLC |
13F
|
Company |
0.57%
|
643,937
|
$66,254,645 | — | 31 Dec 2025 | |
| David E. Flitman |
3/4/5
|
President and CEO, Director |
—
class O/S missing
|
428,641
|
$62,427,275 | — | 15 Mar 2022 | |
| ASSETMARK, INC |
13F
|
Company |
0.53%
|
593,204
|
$61,034,794 | — | 31 Dec 2025 | |
| FRONTIER CAPITAL MANAGEMENT CO LLC |
13F
|
Company |
0.51%
|
576,172
|
$59,282,332 | — | 31 Dec 2025 | |
| Legal & General Group Plc |
13F
|
Company |
0.49%
|
553,377
|
$56,936,961 | — | 31 Dec 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.48%
|
534,741
|
$55,019,501 | — | 31 Dec 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.46%
|
517,961
|
$53,293,007 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.46%
|
516,311
|
$53,123,239 | — | 31 Dec 2025 | |
| BESSEMER GROUP INC |
13F
|
Company |
0.45%
|
501,018
|
$51,550,000 | — | 31 Dec 2025 | |
| WESTFIELD CAPITAL MANAGEMENT CO LP |
13F
|
Company |
0.42%
|
475,697
|
$48,944,464 | — | 31 Dec 2025 | |
| Amundi |
13F
|
Individual |
0.39%
|
439,481
|
$45,218,200 | — | 31 Dec 2025 | |
| Robert E. Robotti |
13F
|
Individual |
0.38%
|
426,991
|
$43,933,104 | — | 31 Dec 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
0.38%
|
426,738
|
$43,907,073 | — | 31 Dec 2025 | |
| COMMERCE BANK |
13F
|
Company |
0.34%
|
384,164
|
$39,526,632 | — | 31 Dec 2025 | |
| FRED ALGER MANAGEMENT, LLC |
13F
|
Company |
0.34%
|
375,723
|
$38,658,139 | — | 31 Dec 2025 |
Institutional Holders of Builders FirstSource, Inc. - Common Stock (BLDR) as of Q1 2026
As of 31 Mar 2026,
Builders FirstSource, Inc. - Common Stock (BLDR) was held by
16 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
26,183 shares.
The largest 10 holders included
PARK AVENUE SECURITIES LLC, Farther Finance Advisors, LLC, WEALTH ENHANCEMENT ADVISORY SERVICES, LLC, Wisconsin Wealth Advisors, LLC, WASHINGTON TRUST Co, GAMMA Investing LLC, SIGNATUREFD, LLC, CX Institutional, EASTERN BANK, and Versant Capital Management, Inc.
This page lists
17
institutional shareholders reporting positions in this security
for the Q1 2026 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
755
Q1 2026 holders
16
Holder diff
-739
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 Value $ | Q1 2026 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.