Institutional Ownership
Builders Firstsource Inc
CUSIP 12008R107COMBLDRQ1 2026
13D / 13G Filings
38
Schedule 13D/13G on record
Beneficial Filers
8
Distinct reporting persons
Largest Stake
15.4%
Max % of class reported
Institutional Holders
710
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
38 filings · latest Dec 5, 2025
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Dec 5, 2025 | Fmr LLC | 13G/A | 3.3% | 3.70M | SEC |
| 2 | Apr 17, 2025 | Blackrock, Inc. | 13G/A | 7.5% | 8.47M | SEC |
| 3 | Feb 7, 2025 | Fmr LLC | 13G/A | 10.3% | 11.87M | SEC |
| 4 | Nov 12, 2024 | Fmr LLC | 13G | 8.7% | — | SEC |
| 5 | Nov 8, 2024 | Blackrock, Inc. | 13G/A | 8.6% | 9.98M | SEC |
| 6 | Nov 8, 2024 | Wellington Management Group LLP | 13G/A | 3.0% | 3.46M | SEC |
| 7 | Oct 22, 2024 | Blackrock, Inc. | 13G/A | 8.6% | 9.98M | SEC |
| 8 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 11.9% | 14.67M | SEC |
| 9 | Feb 8, 2024 | Wellington Management Group LLP | 13G/A | 6.7% | 8.20M | SEC |
| 10 | Feb 7, 2024 | Blackrock Inc. | 13G/A | 10.3% | 12.74M | SEC |
28 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Builders Firstsource Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Blackrock, Inc. | 8.76M | $721.32M |
| 2 | State Street Corp | 5.12M | $421.54M |
| 3 | Wellington Management Group LLP | 3.68M | $302.93M |
| 4 | Dimensional Fund Advisors LP | 2.97M | $244.30M |
| 5 | Capital International Investors | 2.94M | $242.31M |
| 6 | Geode Capital Management, LLC | 2.88M | $236.56M |
| 7 | Sands Capital Management, LLC | 2.62M | $215.79M |
| 8 | Invesco Ltd. | 2.60M | $214.41M |
| 9 | Brave Warrior Advisors, LLC | 2.37M | $195.31M |
| 10 | Coliseum Capital Management, LLC | 2.09M | $172.33M |