Builders FirstSource, Inc.
BLDR- Exchange
- NYSE
- Industry
- Retail-Lumber & Other Building Materials Dealers
- SEC CIK
- 0001316835
No open-market purchases or sales by Builders FirstSource, Inc. insiders were filed in the last 90 days; 671 institutions reported holding it in 13F filings for Q2 2026, worth $9.63B in total; 3 superinvestors hold it, including D1 Capital Partners and Semper Augustus.
13F holders, Q1 2026
Institutional positions in Builders FirstSource, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 726
- −28 vs. Q4 2025
- Shares held
- 106.1M
- +14.5M (+15.8%) vs. Q4 2025
- Total value
- $8.74B
- −$698.3M (−7.4%) vs. Q4 2025
- New holders
- 105
- 277 more added
- Sold out
- 133
- 241 more reduced
14 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BLDR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 671 | $9.63B |
| Q1 2026 | 726 | $8.74B |
| Q4 2025 | 768 | $10.8B |
| Q3 2025 | 778 | $13.6B |
| Q2 2025 | 776 | $12.7B |
| Q1 2025 | 786 | $13.7B |
| Q4 2024 | 819 | $15.6B |
| Q3 2024 | 832 | $21.4B |
| Q2 2024 | 776 | $15.1B |
| Q1 2024 | 859 | $23.4B |
| Q4 2023 | 745 | $19.3B |
| Q3 2023 | 675 | $14.6B |
| Q2 2023 | 662 | $16.1B |
| Q1 2023 | 544 | $11.5B |
| Q4 2022 | 518 | $9.03B |
| Q3 2022 | 490 | $8.81B |
| Q2 2022 | 491 | $8.58B |
| Q1 2022 | 509 | $11.1B |
| Q4 2021 | 494 | $15.0B |
| Q3 2021 | 404 | $10.5B |
| Q2 2021 | 403 | $8.75B |
| Q1 2021 | 380 | $9.58B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Builders FirstSource, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Farther Finance Advisors, LLC | 6,780 | $549.0K | 0.01% | −169−2.4% | Reduced |
| Two Sigma Investments, LP | 6,577 | $541.5K | 0.00% | −176,093−96.4% | Reduced |
| Prudential PLC | 6,569 | $540.8K | 0.00% | 00.0% | Unchanged |
| Roundview Capital LLC | 6,561 | $540.2K | 0.03% | +6,561 | New |
| Hartford Investment Management Co | 6,375 | $524.9K | 0.02% | 00.0% | Unchanged |
| Farringdon Capital, Ltd. | 6,251 | $514.6K | 0.11% | +6,251 | New |
| Vestcor Inc | 6,204 | $511.0K | 0.01% | 00.0% | Unchanged |
| Tokio Marine Asset Management Co Ltd | 6,173 | $508.2K | 0.02% | +256+4.3% | Added |
| NewEdge Wealth, LLC | 6,038 | $497.1K | 0.01% | +1,216+25.2% | Added |
| Hardy Reed LLC | 6,000 | $494.0K | 0.04% | 00.0% | Unchanged |
| ClearAlpha Technologies LP | 5,792 | $476.9K | 0.98% | +1,601+38.2% | Added |
| Lewis Asset Management, LLC | 5,775 | $475.5K | 0.19% | +5,775 | New |
| Hodges Capital Management Inc. | 5,734 | $472.1K | 0.04% | −100−1.7% | Reduced |
| Louisiana State Employees Retirement System | 5,600 | $461.0K | 0.01% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 5,672 | $459.3K | 0.00% | −231−3.9% | Reduced |
| Benjamin Edwards Inc | 5,471 | $450.3K | 0.00% | +1,333+32.2% | Added |
| Moneta Group Investment Advisors LLC | 5,434 | $447.4K | 0.00% | +5,434 | New |
| J.W. Cole Advisors, Inc. | 5,429 | $447.0K | 0.02% | −523−8.8% | Reduced |
| Snowden Capital Advisors LLC | 5,397 | $444.3K | 0.01% | +76+1.4% | Added |
| Panagora Asset Management Inc | 5,376 | $442.6K | 0.00% | +2,396+80.4% | Added |
| Quadrant Capital Group LLC | 5,373 | $442.4K | 0.01% | −404−7.0% | Reduced |
| Maryland State Retirement & Pension System | 5,355 | $440.9K | 0.01% | 00.0% | Unchanged |
| AlphaCore Capital LLC | 5,303 | $436.6K | 0.01% | −3,916−42.5% | Reduced |
| Knights of Columbus Asset Advisors LLC | 5,286 | $435.2K | 0.02% | −7,749−59.4% | Reduced |
| Oppenheimer Asset Management Inc. | 5,227 | $430.3K | 0.00% | −1,909−26.8% | Reduced |
| HB Wealth Management, LLC | 5,201 | $428.2K | 0.00% | +1,090+26.5% | Added |
| Perigon Wealth Management, LLC | 5,161 | $424.9K | 0.01% | +100+2.0% | Added |
| KPP Advisory Services LLC | 5,148 | $423.8K | 0.06% | +289+5.9% | Added |
| New Mexico Educational Retirement Board | 5,100 | $420.0K | 0.01% | 00.0% | Unchanged |
| Commonwealth Financial Services, LLC | 4,805 | $395.6K | 0.06% | +5+0.1% | Added |
| Coldstream Capital Management Inc | 4,792 | $394.5K | 0.00% | −311−6.1% | Reduced |
| Landmark Investment Partners, L.P. | 4,726 | $389.1K | 0.40% | +4,726 | New |
| E. Ohman J:or Asset Management AB | 4,700 | $387.0K | 0.01% | 00.0% | Unchanged |
| CAPROCK Group, Inc. | 4,661 | $383.7K | 0.01% | −6,957−59.9% | Reduced |
| Evolve Private Wealth, LLC | 4,661 | $383.7K | 0.02% | −300−6.0% | Reduced |
| Centiva Capital, LP | 4,540 | $373.8K | 0.02% | +4,540 | New |
| MUFG Securities EMEA plc | 4,537 | $373.5K | 0.01% | 00.0% | Unchanged |
| Perpetual Ltd | 4,531 | $373.0K | 0.01% | +1,245+37.9% | Added |
| Vident Advisory, LLC | 4,520 | $372.1K | 0.00% | −2,557−36.1% | Reduced |
| Diametric Capital, LP | 4,441 | $365.6K | 0.10% | +2,258+103.4% | Added |
| Boothbay Fund Management, LLC | 4,407 | $362.8K | 0.01% | +4,407 | New |
| Change Path, LLC | 4,403 | $362.5K | 0.01% | −269−5.8% | Reduced |
| Harbour Investments, Inc. | 4,355 | $358.6K | 0.01% | +3,702+566.9% | Added |
| Credit Agricole S A | 4,351 | $358.2K | 0.00% | −38−0.9% | Reduced |
| Wealth Group, Ltd. | 4,350 | $358.0K | 0.33% | +300+7.4% | Added |
| Alphadyne Asset Management LP | 4,299 | $353.9K | 0.05% | +2,685+166.4% | Added |
| SHEPHERD WEALTH MANAGEMENT Ltd LIABILITY Co | 2,600 | $346.3K | 0.26% | +2,600 | New |
| Crossmark Global Holdings, Inc. | 4,195 | $345.4K | 0.01% | −142−3.3% | Reduced |
| Leonteq Securities AG | 4,090 | $336.7K | 0.02% | +2,402+142.3% | Added |
| Saudi Central Bank | 4,082 | $336.1K | 0.01% | +4,082 | New |
| First Manhattan Co | 4,071 | $335.2K | 0.00% | +4,071 | New |
| Bridgewater Associates, LP | 4,062 | $334.4K | 0.00% | +4,062 | New |
| MAI Capital Management | 4,038 | $332.4K | 0.00% | −15−0.4% | Reduced |
| GWM Advisors LLC | 4,014 | $330.5K | 0.00% | −579−12.6% | Reduced |
| Formula Growth Ltd | 4,000 | $329.3K | 0.15% | 00.0% | Unchanged |
| Gabelli Funds LLC | 4,000 | $329.3K | 0.00% | +1,600+66.7% | Added |
| Great Valley Advisor Group, Inc. | 3,975 | $327.3K | 0.01% | +369+10.2% | Added |
| Peak Planning Group, LLC | 3,973 | $327.1K | 0.09% | 00.0% | Unchanged |
| Wisconsin Wealth Advisors, LLC | 3,927 | $323.3K | 0.32% | 00.0% | Unchanged |
| Alamea Verwaltungs GmbH | 3,903 | $321.3K | 0.24% | +864+28.4% | Added |
| Obermeyer Wood Investment Counsel, LLLP | 3,844 | $316.5K | 0.01% | 00.0% | Unchanged |
| Y.D. More Investments Ltd | 3,817 | $314.3K | 0.01% | −49−1.3% | Reduced |
| MQS Management LLC | 3,814 | $314.0K | 0.21% | −925−19.5% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 3,968 | $313.9K | 0.00% | −8,316−67.7% | Reduced |
| Marex Group plc | 3,801 | $312.9K | 0.00% | −804−17.5% | Reduced |
| Blalock Williams, LLC | 3,795 | $312.4K | 0.24% | +106+2.9% | Added |
| PEAK6 LLC | 3,779 | $311.1K | 0.01% | −7,775−67.3% | Reduced |
| Oslo Pensjonsforsikring AS | 3,741 | $308.0K | 0.05% | +3,741 | New |
| AlphaGrep UK Ltd | 3,666 | $301.8K | 0.09% | +3,666 | New |
| Ring Mountain Capital, LLC | 3,642 | $300.0K | 0.16% | −70−1.9% | Reduced |
| Sterling Capital Management LLC | 3,640 | $299.7K | 0.01% | −2,792−43.4% | Reduced |
| Neo Ivy Capital Management | 3,593 | $295.8K | 0.08% | +3,593 | New |
| Cullen/Frost Bankers, Inc. | 3,557 | $292.8K | 0.00% | −40,134−91.9% | Reduced |
| Jacobs Levy Equity Management, Inc | 3,550 | $292.3K | 0.00% | −36,968−91.2% | Reduced |
| Lido Advisors, LLC | 3,542 | $291.7K | 0.00% | −4,736−57.2% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 3,538 | $291.3K | 0.00% | +4+0.1% | Added |
| Medallion Wealth Advisors, LLC | 3,498 | $288.0K | 0.09% | 00.0% | Unchanged |
| Vestmark Advisory Solutions, Inc. | 3,474 | $286.0K | 0.00% | +1,200+52.8% | Added |
| Deseret Mutual Benefit Administrators | 3,446 | $283.7K | 0.10% | +1,940+128.8% | Added |
| Triton Wealth Management, PLLC | 3,448 | $283.1K | 0.11% | −570−14.2% | Reduced |
| N.E.W. Advisory Services LLC | 3,432 | $282.6K | 0.02% | 00.0% | Unchanged |
| Atlas Capital Advisors LLC | 3,419 | $281.5K | 0.03% | −1,837−35.0% | Reduced |
| Ofi Invest Asset Management | 3,401 | $280.0K | 0.00% | +1,973+138.2% | Added |
| Jump Financial, LLC | 3,392 | $279.3K | 0.00% | −6,896−67.0% | Reduced |
| State of Wyoming | 3,368 | $277.3K | 0.03% | −2,650−44.0% | Reduced |
| Patton Fund Management, Inc. | 3,363 | $276.9K | 0.05% | +3,363 | New |
| Ifrah Financial Services, Inc. | 3,351 | $275.9K | 0.07% | −115−3.3% | Reduced |
| Banque Cantonale Vaudoise | 3,316 | $273.0K | 0.01% | +3,316 | New |
| World Equity Group, Inc. | 3,308 | $272.3K | 0.07% | +3,308 | New |
| Wexford Capital LP | 3,300 | $271.7K | 0.04% | +2,000+153.8% | Added |
| Kestra Advisory Services, LLC | 3,285 | $270.5K | 0.00% | −586−15.1% | Reduced |
| Horizon Investments, LLC | 3,281 | $270.1K | 0.00% | +772+30.8% | Added |
| B. Metzler seel. Sohn & Co. AG | 3,249 | $267.5K | 0.00% | 00.0% | Unchanged |
| QRG Capital Management, Inc. | 3,244 | $267.1K | 0.00% | −33−1.0% | Reduced |
| Sequoia Financial Advisors, LLC | 3,228 | $265.8K | 0.00% | −2,638−45.0% | Reduced |
| Calamos Advisors LLC | 3,209 | $264.2K | 0.00% | +3,209 | New |
| Calamos Wealth Management LLC | 3,209 | $264.2K | 0.01% | +3,209 | New |
| Penserra Capital Management LLC | 3,223 | $264.0K | 0.00% | +70+2.2% | Added |
| Metis Global Partners, LLC | 3,186 | $262.3K | 0.01% | −338−9.6% | Reduced |
| V-Square Quantitative Management LLC | 3,178 | $261.6K | 0.03% | +670+26.7% | Added |