Builders FirstSource Ownership | Who Owns Builders FirstSource?
Builders FirstSource Ownership Summary
Builders FirstSource is owned by 52.41% institutional investors, 2.67% insiders, and 44.92% retail investors. Vanguard group is the largest institutional shareholder, holding 11.20% of BLDR shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.26% of its assets in Builders FirstSource shares.
BLDR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Builders FirstSource | 52.41% | 2.67% | 44.92% |
| Sector | Industrials Stocks | 49.61% | 15.69% | 34.70% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 12.38M | 11.20% | $1.27B |
| Blackrock | 11.34M | 9.30% | $1.57B |
| Blackrock funding, inc. /de | 8.76M | 7.86% | $721.32M |
| State street | 5.12M | 4.60% | $421.54M |
| Wellington management group llp | 3.68M | 3.30% | $302.93M |
| Dimensional fund advisors lp | 2.97M | 2.66% | $244.30M |
| Capital investors | 2.94M | 2.64% | $242.31M |
| Geode capital management | 2.88M | 2.59% | $236.56M |
| Sands capital management | 2.62M | 2.35% | $215.79M |
| Invesco | 2.60M | 2.34% | $214.41M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Stadium capital management | 158.89K | 32.22% | $13.08M |
| Hauser brothers gmbh | 125.50K | 14.48% | $10.33M |
| Coliseum capital management | 2.09M | 14.13% | $172.33M |
| Littlejohn | 170.67K | 13.30% | $14.05M |
| Robotti robert | 523.60K | 6.72% | $43.11M |
| Mountain lake investment management | 104.64K | 5.57% | $8.62M |
| Goodhaven capital management | 185.43K | 5.32% | $15.27M |
| Lodge hill capital | 333.00K | 5.29% | $27.42M |
| Brave warrior advisors | 2.37M | 4.83% | $195.31M |
| Jb capital partners lp | 292.26K | 4.14% | $24.06M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Coliseum capital management | 2.09M | 14.13% | 1.31M |
| Norges bank | 1.06M | 0.01% | 1.06M |
| Colony group | 1.66M | 0.15% | 970.55K |
| Goldman sachs group | 1.72M | 0.02% | 719.60K |
| Marshall wace, llp | 776.13K | 0.06% | 620.26K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 1.27M | 0.01% | -2.21M |
| Franklin resources | 155.32K | 0.00% | -1.68M |
| Victory capital management | 390.38K | 0.02% | -1.64M |
| Baillie gifford | - | - | -1.47M |
| Blackrock | 11.34M | 0.04% | -1.44M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 1.06M | 0.01% | 1.06M | $109.27M |
| Vanguard fiduciary trust | 618.02K | 0.01% | 618.02K | $50.88M |
| Anchor capital advisors | 348.58K | 0.82% | 348.58K | $28.70M |
| L1 capital pty | 292.50K | 0.95% | 292.50K | $24.08M |
| Apollo management | 287.61K | 0.31% | 287.61K | $23.68M |
Sold Out
| Holder | Change |
|---|---|
| Redwood wealth management group | -1.00 |
| Sugar maple asset management | -1.00 |
| Gps wealth strategies group | -1.00 |
| Country trust bank | -1.00 |
| Kohmann bosshard financial services | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 494 | -38.71% | 58,388,804 | -44.48% | 52 | 0.58% | 235 | -37.50% | 166 | -45.57% |
| Dec 31, 2025 | 553 | -32.06% | 70,982,452 | -36.66% | 64 | 0.63% | 247 | -33.42% | 223 | -25.67% |
| 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% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 3.70M | 3.26% | -154.58K |
| Vanguard Total Stock Mkt Idx Inv | 3.36M | 3.12% | 8.25K |
| Vanguard Institutional 500 Index Trust | 3.27M | 2.96% | 20.53K |
| Vanguard 500 Index Investor | 2.87M | 2.67% | 52.06K |
| Vanguard Small Cap Index | 2.42M | 2.25% | -4.57K |
| Sands Capital Global Growth Equity | 2.35M | 2.19% | -103.80K |
| Invesco S&P 500® Equal Weight ETF | 1.85M | 1.72% | -559.00 |
| Pictet-Clean Energy Transition I USD | 1.79M | 1.66% | 986.19K |
| Vanguard Small Cap Value Index Inv | 1.56M | 1.45% | 11.68K |
| iShares Core S&P 500 ETF | 1.43M | 1.33% | 4.22K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 08, 2026 | Rush David E | - | Sell | $390.85K |
| Mar 13, 2026 | LEVY PAUL S | - | Buy | $4.39M |
| 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 |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | 1 | - |
| 2025 Q4 | - | - |
| 2025 Q3 | - | 1 |
| 2025 Q2 | 4 | - |
| 2025 Q1 | - | 1 |
BLDR Ownership FAQ
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