BUILDERS FIRSTSOURCE INC (BLDR): Institutional Ownership
Hedge funds and institutional managers reporting a position in BLDR. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
29
13F filers
Aggregate Value
$550.9M
Across holders
Last Price
$89.14
2026-06-26
Sector
—
GICS
Holder activity8 new10 added11 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| SANDS CAPITAL MANAGEMENT, LLC CIK 0001020066 | Institutional Manager | 2.62M | $215.8M | 39.2% | 0.8% | Reduced | $-11.3M | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 672K | $55.3M | 10.0% | 0.1% | Added | +$43.1M | Q1 2026 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 563K | $46.3M | 8.4% | 0.1% | Added | +$43.6M | Q1 2026 |
| Egerton Capital (UK) LLP CIK 0001581811 | Hedge Fund | 263K | $30.6M | 5.6% | 0.3% | New | — | Q2 2025 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 304K | $25.0M | 4.5% | 0.1% | Added | +$11.6M | Q1 2026 |
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 177K | $21.5M | 3.9% | 0.0% | New | — | Q3 2025 |
| MOORE CAPITAL MANAGEMENT, LP CIK 0001448574 | Hedge Fund | 242K | $19.9M | 3.6% | 0.4% | Added | +$18.5M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 236K | $19.4M | 3.5% | 0.0% | Reduced | $-5.7M | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 228K | $18.8M | 3.4% | 0.1% | Added | +$2.4M | Q1 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 220K | $18.1M | 3.3% | 0.0% | Reduced | $-25.9M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 146K | $12.0M | 2.2% | 0.0% | Reduced | $-7.2M | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 138K | $11.3M | 2.1% | 0.0% | Added | +$11.3M | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 137K | $11.3M | 2.0% | 0.0% | Reduced | $-95K | Q1 2026 |
| Duquesne Family Office LLC CIK 0001536411 | Family Office | 85K | $9.9M | 1.8% | 0.2% | New | — | Q2 2025 |
| Engle Capital Management, L.P. CIK 0001684868 | Hedge Fund | 45K | $9.4M | 1.7% | 2.6% | New | — | Q1 2024 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 66K | $5.4M | 1.0% | 0.0% | Reduced | $-21.1M | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 44K | $3.6M | 0.7% | 0.0% | Added | +$1.3M | Q1 2026 |
| Hudson Bay Capital Management LP CIK 0001393825 | Hedge Fund | 40K | $3.3M | 0.6% | 0.0% | Added | +$1.2M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 33K | $2.7M | 0.5% | 0.0% | Added | +$2.1M | Q1 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 22K | $2.7M | 0.5% | 0.0% | New | — | Q3 2025 |
Reduced
Institutional Manager
$215.8M· 39.2% of total· 0.8% port· 2.62M sh· $-11.3M QoQ· Q1 2026
Added
Hedge Fund
$55.3M· 10.0% of total· 0.1% port· 672K sh· +$43.1M QoQ· Q1 2026
Added
Hedge Fund
$46.3M· 8.4% of total· 0.1% port· 563K sh· +$43.6M QoQ· Q1 2026
New
Hedge Fund
$30.6M· 5.6% of total· 0.3% port· 263K sh· — QoQ· Q2 2025
Added
Institutional Manager
$25.0M· 4.5% of total· 0.1% port· 304K sh· +$11.6M QoQ· Q1 2026
New
Institutional Manager
$21.5M· 3.9% of total· 0.0% port· 177K sh· — QoQ· Q3 2025
Added
Hedge Fund
$19.9M· 3.6% of total· 0.4% port· 242K sh· +$18.5M QoQ· Q1 2026
Reduced
Hedge Fund
$19.4M· 3.5% of total· 0.0% port· 236K sh· $-5.7M QoQ· Q1 2026
Added
Hedge Fund
$18.8M· 3.4% of total· 0.1% port· 228K sh· +$2.4M QoQ· Q1 2026
Reduced
Hedge Fund
$18.1M· 3.3% of total· 0.0% port· 220K sh· $-25.9M QoQ· Q1 2026
Reduced
Hedge Fund
$12.0M· 2.2% of total· 0.0% port· 146K sh· $-7.2M QoQ· Q1 2026
Added
Hedge Fund
$11.3M· 2.1% of total· 0.0% port· 138K sh· +$11.3M QoQ· Q1 2026
Reduced
Hedge Fund
$11.3M· 2.0% of total· 0.0% port· 137K sh· $-95K QoQ· Q1 2026
New
Family Office
$9.9M· 1.8% of total· 0.2% port· 85K sh· — QoQ· Q2 2025
New
Hedge Fund
$9.4M· 1.7% of total· 2.6% port· 45K sh· — QoQ· Q1 2024
Reduced
Hedge Fund
$5.4M· 1.0% of total· 0.0% port· 66K sh· $-21.1M QoQ· Q1 2026
Added
Hedge Fund
$3.6M· 0.7% of total· 0.0% port· 44K sh· +$1.3M QoQ· Q1 2026
Added
Hedge Fund
$3.3M· 0.6% of total· 0.0% port· 40K sh· +$1.2M QoQ· Q1 2026
Added
Hedge Fund
$2.7M· 0.5% of total· 0.0% port· 33K sh· +$2.1M QoQ· Q1 2026
New
Institutional Manager
$2.7M· 0.5% of total· 0.0% port· 22K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$2.5M· 0.5% of total· 0.0% port· 30K sh· $-1.8M QoQ· Q1 2026
New
Hedge Fund
$1.4M· 0.2% of total· 0.0% port· 17K sh· — QoQ· Q1 2026
Added
Hedge Fund
$1.2M· 0.2% of total· 0.0% port· 14K sh· +$1.0M QoQ· Q1 2026
Reduced
Hedge Fund
$1.1M· 0.2% of total· 0.0% port· 13K sh· $-2.1M QoQ· Q1 2026
Reduced
Hedge Fund
$840K· 0.2% of total· 0.0% port· 10K sh· $-11.8M QoQ· Q1 2026
Reduced
Hedge Fund
$541K· 0.1% of total· 0.0% port· 7K sh· $-14.5M QoQ· Q1 2026
New
Hedge Fund
$334K· 0.1% of total· 0.0% port· 4K sh· — QoQ· Q1 2026
New
Hedge Fund
$292K· 0.1% of total· 0.0% port· 3K sh· — QoQ· Q4 2025
Reduced
Family Office
$219K· 0.0% of total· 0.0% port· 3K sh· $-590K QoQ· Q1 2026
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