Security record · archived quarter
BLDR
Builders FirstSource, Inc. · Basic Materials · Construction Materials
159Tracked holders
-4Δ holders
71.68MShares held
$5.90BReported value
+5New positions
−10Exits
Momentum inputs (comparable managers):
holder breadth -2.5% ·
share flow -2.2% ·
net new positions -3.1%
· formula
Broad distribution: falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 30.54K | $1.66M | n/a | −1 |
| Q2 2026 | 147 | -8 | 70.49M | $6.31B | +9 | −18 |
| Q1 2026 | 159 | -4 | 71.68M | $5.90B | +5 | −10 |
| Q4 2025 | 162 | +1 | 79.68M | $8.20B | +5 | −3 |
| Q3 2025 | 21 | -3 | 50.93M | $6.17B | +1 | −5 |
| Q2 2025 | 22 | +3 | 49.55M | $5.78B | +4 | −1 |
| Q1 2025 | 16 | 0 | 16.67M | $2.08B | +1 | −1 |
| Q4 2024 | 16 | -2 | 15.82M | $2.26B | +1 | −3 |
| Q3 2024 | 17 | +1 | 12.21M | $2.37B | +2 | −1 |
| Q2 2024 | 16 | n/a | 11.49M | $1.59B | n/a | n/a |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 8.76M | -1.3% | $721.32M | 0.0% | ▼ Trim | 4 | SEC ↗ ×21 |
| 2 | Vanguard Capital Management Llc | 7.03M | n/a | $578.54M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | State Street Global Advisors ✦ (passive) | 5.12M | +0.2% | $421.54M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 4 | Wellington Management ✦ | 3.68M | +10.9% | $302.93M | 0.1% | ▲ Add | 8 | SEC ↗ ×8 |
| 5 | Dimensional Fund Advisors Lp | 2.97M | +12.3% | $244.30M | 0.1% | ▲ Add | 2 | SEC ↗ ×5 |
| 6 | Capital International Investors | 2.94M | +16.5% | $242.31M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 7 | Geode Capital Management ✦ (passive) | 2.88M | +2.4% | $236.56M | 0.0% | ▲ Add | 8 | SEC ↗ ×2 |
| 8 | Invesco Ltd. | 2.60M | +23.9% | $214.41M | 0.0% | ▲ Add | 2 | SEC ↗ ×10 |
| 9 | Goldman Sachs Group ✦ | 1.72M | +72.2% | $141.34M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 10 | Focus Partners Wealth | 1.66M | +140.1% | $136.93M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 11 | Boston Partners | 1.60M | -10.5% | $131.91M | 0.1% | ▼ Trim | 2 | SEC ↗ ×4 |
| 12 | Morgan Stanley ✦ | 1.41M | -8.4% | $116.35M | 0.0% | ▼ Trim | 3 | SEC ↗ ×13 |
| 13 | Pictet Asset Management Holding SA | 1.38M | +74.6% | $113.48M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 14 | Fidelity (FMR) ✦ | 1.27M | -63.6% | $104.25M | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 15 | Deutsche Bank Ag\ | 1.13M | +35.7% | $93.40M | 0.0% | ▲ Add | 2 | SEC ↗ ×14 |
| 16 | Charles Schwab Investment… | 1.12M | +7.2% | $92.30M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 17 | Massachusetts Financial Services Co… | 1.02M | -0.7% | $83.86M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 18 | Northern Trust Corp | 954.77K | -3.8% | $78.61M | 0.0% | ▼ Trim | 2 | SEC ↗ ×9 |
| 19 | Bank Of America Corp /De/ | 885.08K | -7.0% | $72.87M | 0.0% | ▼ Trim | 2 | SEC ↗ ×7 |
| 20 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 822.60K | +3.7% | $67.72M | 0.1% | ▲ Add | 2 | SEC ↗ ×3 |
| 21 | Capital World Investors ✦ | 779.20K | +1.4% | $64.15M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 22 | Marshall Wace ✦ | 776.13K | +397.9% | $63.90M | 0.1% | ▲ Add | 3 | SEC ↗ ×4 |
| 23 | UBS Group AG | 751.13K | +45.5% | $61.84M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 24 | Janus Henderson Group Plc | 688.75K | -6.0% | $56.70M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 25 | Clearbridge Investments, LLC | 669.50K | +4.0% | $55.12M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 26 | Point72 Asset Management ✦ | 572.63K | +98.9% | $47.14M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 27 | Millennium Management ✦ | 571.26K | +122.8% | $47.03M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 28 | Neuberger Berman Group LLC | 567.30K | +139.9% | $46.71M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 29 | Holocene Advisors, LP | 562.88K | +1589.6% | $46.34M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 30 | Amundi | 560.57K | +27.6% | $46.15M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 31 | Royal Bank Of Canada | 551.87K | +48.6% | $45.43M | 0.0% | ▲ Add | 2 | SEC ↗ ×7 |
| 32 | Bank of New York Mellon Corp | 537.43K | -21.1% | $44.25M | 0.0% | ▼ Trim | 2 | SEC ↗ ×18 |
| 33 | Citadel Advisors ✦ | 537.27K | -58.1% | $44.23M | 0.0% | ▼ Trim | 8 | SEC ↗ ×2 |
| 34 | UBS AM, a distinct business unit of… | 515.22K | -0.5% | $42.42M | 0.0% | ▼ Trim | 2 | SEC ↗ ×11 |
| 35 | Barclays Plc | 461.74K | +51.3% | $38.01M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 36 | Legal & General Group Plc | 442.79K | -20.0% | $36.45M | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
| 37 | Wells Fargo & Company/Mn | 424.46K | +71.1% | $34.95M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 38 | Citigroup Inc | 410.24K | +14.2% | $33.78M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 39 | Caisse De Depot Et Placement Du… | 400.56K | +20.5% | $32.98M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 40 | Victory Capital Management Inc | 390.38K | -80.8% | $32.14M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 41 | Swiss National Bank | 324.49K | +7.1% | $26.72M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 42 | Nuveen, LLC | 318.29K | +25.9% | $26.20M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 43 | Envestnet Asset Management Inc | 316.35K | -7.9% | $26.04M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 44 | Raymond James Financial Inc | 306.58K | +19.5% | $25.24M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 45 | Grantham, Mayo, Van Otterloo & Co.… | 304.03K | +86.2% | $25.03M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 46 | JPMorgan Chase ✦ | 316.88K | -1.0% | $24.99M | 0.0% | ▼ Trim | 3 | SEC ↗ ×11 |
| 47 | Arrowstreet Capital ✦ | 283.16K | New | $23.31M | 0.0% | New | 1 | SEC ↗ |
| 48 | Stifel Financial Corp | 277.20K | +23.4% | $22.82M | 0.0% | ▲ Add | 2 | SEC ↗ ×6 |
| 49 | Cerity Partners LLC | 262.62K | +39.3% | $21.62M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
| 50 | Mitsubishi UFJ Asset Management… | 246.84K | +3.3% | $20.32M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 51 | Balyasny Asset Management L.P. | 235.55K | -22.8% | $19.39M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 52 | LPL Financial LLC | 232.24K | +6.0% | $19.12M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 53 | Rhumbline Advisers | 222.92K | -1.1% | $18.35M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 54 | Renaissance Technologies ✦ | 220.24K | -58.8% | $18.13M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 55 | Allianz Asset Management GmbH | 219.73K | +3328.5% | $18.09M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 56 | Hsbc Holdings Plc | 218.86K | -58.1% | $17.99M | 0.0% | ▼ Trim | 2 | SEC ↗ ×7 |
| 57 | Sei Investments Co | 213.40K | +119.8% | $17.57M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 58 | Bnp Paribas Financial Markets | 210.53K | +5.8% | $17.33M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Sumitomo Mitsui Trust Group, Inc. | 209.99K | -13.4% | $17.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 60 | Ameriprise Financial Inc | 206.73K | -14.3% | $17.02M | 0.0% | ▼ Trim | 2 | SEC ↗ ×4 |
| 61 | California Public Employees… | 177.16K | -4.5% | $14.59M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 62 | Alliancebernstein L.P. | 134.99K | -17.3% | $13.89M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 63 | T. Rowe Price ✦ | 165.15K | -1.1% | $13.60M | 0.0% | ▼ Trim | 8 | SEC ↗ ×2 |
| 64 | California State Teachers… | 164.67K | -0.9% | $13.56M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 65 | Franklin Resources Inc | 155.32K | -91.5% | $12.79M | 0.0% | ▼ Trim | 2 | SEC ↗ ×10 |
| 66 | First Trust Advisors Lp | 150.32K | +4.4% | $12.38M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 67 | Parnassus Investments, Llc | 149.32K | New | $12.29M | 0.0% | New | 1 | SEC ↗ |
| 68 | DZ BANK AG Deutsche Zentral… | 147.76K | +1676.2% | $12.17M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 69 | New York State Common Retirement… | 143.88K | 0.0% | $11.85M | 0.0% | Held | 2 | SEC ↗ |
| 70 | AQR Capital Management ✦ | 138.75K | +25.5% | $11.39M | 0.0% | ▲ Add | 8 | SEC ↗ ×6 |
| 71 | Gotham Asset Management ✦ | 136.76K | -0.8% | $11.26M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 72 | Susquehanna International Group, Llp | 125.63K | +107.1% | $10.34M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 73 | Principal Financial Group Inc | 123.17K | +1.0% | $10.14M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 74 | Korea Investment CORP | 106.80K | +56.9% | $8.79M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 75 | State Board Of Administration Of… | 105.09K | -3.2% | $8.65M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | State Of Wisconsin Investment Board | 90.62K | +23.2% | $7.46M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 77 | Robeco Institutional Asset… | 89.12K | +55.5% | $7.34M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 78 | Aviva Plc | 81.34K | -2.2% | $6.70M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 79 | Manufacturers Life Insurance… | 80.07K | +3.4% | $6.59M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 80 | Russell Investments Group, Ltd. | 73.46K | -24.1% | $6.05M | 0.0% | ▼ Trim | 2 | SEC ↗ ×12 |
| 81 | Mackenzie Financial Corp | 67.61K | +420.7% | $5.57M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 82 | Adage Capital Partners ✦ | 65.70K | -79.6% | $5.41M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 83 | Quantinno Capital Management LP | 64.39K | -44.7% | $5.30M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 84 | Zurcher Kantonalbank (Zurich… | 61.41K | +2.4% | $5.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 85 | Bank Of Montreal /Can/ | 61.08K | -27.0% | $5.03M | 0.0% | ▼ Trim | 2 | SEC ↗ ×6 |
| 86 | Universal- Beteiligungs- und… | 56.42K | +3.0% | $4.72M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 87 | Captrust Financial Advisors | 56.49K | +33.8% | $4.65M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 88 | Prudential Financial Inc | 54.80K | -9.1% | $4.51M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 89 | Chevy Chase Trust Holdings, LLC | 54.48K | -2.8% | $4.49M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 90 | Fifth Third Bancorp | 54.02K | +2974.3% | $4.45M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | Nomura Asset Management Co Ltd | 48.44K | +1.9% | $3.99M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 92 | Asset Management One Co., Ltd. | 47.43K | +6.5% | $3.91M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 93 | Commonwealth Equity Services, Llc | 46.13K | +193.8% | $3.80M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 94 | Mitsubishi UFJ Trust & Banking Corp | 44.79K | -9.7% | $3.69M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 95 | Cetera Investment Advisers | 41.12K | -16.3% | $3.39M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 96 | CIBC Bancorp USA Inc. | 41.08K | n/a | $3.38M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 97 | Healthcare Of Ontario Pension Plan… | 40.65K | +830.0% | $3.35M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | Mml Investors Services, Llc | 40.19K | -28.8% | $3.31M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 99 | Corient Private Wealth LP | 38.87K | -60.6% | $2.95M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 100 | Man Group plc | 35.06K | +63.1% | $2.89M | 0.0% | ▲ Add | 2 | SEC ↗ ×3 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Arrowstreet Capital | $23.31M | 0.0% |
| Parnassus Investments, Llc | $12.29M | 0.0% |
Exited
| Norges Bank | $109.27M | was 0.0% |
| Loomis Sayles & Co L P | $30.42M | was 0.0% |
| Jane Street Group, Llc | $21.15M | was 0.0% |
| Tudor Investment Corp Et Al | $12.11M | was 0.1% |
| D. E. Shaw & Co. | $5.51M | was 0.0% |
| Cibc World Market Inc. | $584,621 | was 0.0% |
| Nomura Holdings Inc | $364,333 | was 0.0% |
| Wealthfront Advisers LLC | $257,225 | was 0.0% |
| Capstone Investment Advisors… | $252,183 | was 0.0% |
| Optiver Holding B.V. | $7,099 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 717 holders, 105.81M shares, $8.56B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Oct 05
SC 13G/A: BlackRock, Inc.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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