Builders FirstSource Ownership | Who Owns Builders FirstSource?
Builders FirstSource Ownership Summary
Builders FirstSource is owned by 100.38% institutional investors, 2.64% insiders. Vanguard group is the largest institutional shareholder, holding 11.20% of BLDR shares. Fidelity Advisor Growth Opps M is the top mutual fund, with 3.99% of its assets in Builders FirstSource shares.
BLDR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Builders FirstSource | 100.38% | 2.64% | -3.02% |
| Sector | Industrials Stocks | 46.77% | 12.62% | 40.60% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 12.42M | 11.20% | $1.51B |
| Fmr | 11.41M | 10.28% | $1.38B |
| Blackrock | 11.34M | 9.30% | $1.57B |
| Blackrock funding, inc. /de | 8.71M | 7.85% | $1.06B |
| State street | 4.99M | 4.50% | $605.31M |
| Capital investors | 3.54M | 3.19% | $429.64M |
| Wellington management group llp | 3.24M | 2.92% | $393.21M |
| Geode capital management | 2.80M | 2.53% | $338.51M |
| Sands capital management | 2.43M | 2.19% | $294.75M |
| Dimensional fund advisors lp | 1.92M | 1.73% | $232.28M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Stadium capital management | 182.79K | 23.69% | $22.16M |
| Hauser brothers gmbh | 125.50K | 12.27% | $15.22M |
| Robotti robert | 413.98K | 8.71% | $50.19M |
| Lodge hill capital | 328.00K | 7.10% | $39.77M |
| Mountain lake investment management | 76.56K | 6.91% | $9.28M |
| Goodhaven capital management | 170.52K | 6.66% | $20.68M |
| Giverny capital | 87.10K | 6.22% | $194.92M |
| Jb capital partners lp | 292.26K | 6.00% | $35.44M |
| Brave warrior advisors | 1.81M | 5.08% | $218.90M |
| Mountaineer partners management | 60.76K | 4.28% | $7.37M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Capital investors | 3.54M | 0.07% | 3.54M |
| Franklin resources | 1.85M | 0.06% | 1.78M |
| Sands capital management | 2.43M | 0.81% | 1.41M |
| Norges bank | 1.40M | 0.03% | 1.40M |
| Victory capital management | 1.89M | 0.13% | 1.33M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | 11.34M | 0.04% | -1.44M |
| William blair investment management | - | - | -1.05M |
| Capital research global investors | - | - | -937.28K |
| Diamond hill capital management | 1.65M | 0.95% | -884.97K |
| Coliseum capital management | - | - | -638.21K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Capital investors | 3.54M | 0.07% | 3.54M | $429.64M |
| Norges bank | 1.40M | 0.03% | 1.40M | $199.89M |
| Westfield capital management co lp | 616.03K | 0.31% | 616.03K | $74.69M |
| Zurich insurance group ltd/fi | 218.65K | 0.19% | 218.65K | $26.51M |
| Cartenna capital, lp | 150.00K | 0.51% | 150.00K | $18.19M |
Sold Out
| Holder | Change |
|---|---|
| Redwood wealth management group | -1.00 |
| Nvwm | -1.00 |
| Country trust bank | -1.00 |
| Sugar maple asset management | -1.00 |
| Kohmann bosshard financial services | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 772 | -2.77% | 111,348,826 | 5.91% | 100 | 1.12% | 356 | -11.44% | 281 | 1.81% |
| Jun 30, 2025 | 783 | -3.57% | 108,327,925 | 0.13% | 97 | 1.08% | 395 | -4.13% | 271 | -4.91% |
| Mar 31, 2025 | 801 | -5.54% | 107,989,865 | -0.56% | 94 | 1.09% | 405 | -1.46% | 283 | -12.11% |
| Dec 31, 2024 | 815 | -5.78% | 108,238,022 | -0.89% | 93 | 1.05% | 392 | -16.24% | 310 | 14.81% |
| Sep 30, 2024 | 856 | 6.34% | 109,427,982 | 0.26% | 94 | 1.18% | 465 | 18.02% | 264 | -11.11% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Fidelity Advisor Growth Opps M | 4.41M | 3.99% | - |
| Vanguard US Total Market Shares ETF | 3.70M | 3.26% | -154.58K |
| Vanguard Total Stock Mkt Idx Inv | 3.30M | 2.99% | -76.74K |
| Vanguard Institutional 500 Index Trust | 3.27M | 2.96% | 20.53K |
| Vanguard 500 Index Investor | 2.74M | 2.48% | -400.79K |
| Vanguard Small Cap Index | 2.55M | 2.31% | -16.20K |
| Vanguard Small Cap Value Index Inv | 1.64M | 1.48% | 3.43K |
| Fidelity 500 Index | 1.40M | 1.27% | 597.00 |
| SPDR® S&P 500 ETF | 1.43M | 1.26% | -21.08K |
| SPDR® S&P 500® ETF Trust | 1.39M | 1.23% | -7.34K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 22, 2025 | Johnson Timothy D | EVP & General Counsel | Sell | $181.06K |
| Jun 10, 2025 | Vance Todd | President - East Division | Buy | $224.99K |
| May 27, 2025 | Charles Dirkson R | - | Buy | $548.35K |
| May 09, 2025 | LEVY PAUL S | - | Buy | $31.53M |
| May 08, 2025 | LEVY PAUL S | - | Buy | $23.95M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | - |
| 2025 Q3 | - | 1 |
| 2025 Q2 | 4 | - |
| 2025 Q1 | - | 1 |
| 2024 Q4 | - | 2 |
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