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 |
|---|---|---|---|---|---|
| North Dakota State Investment Board | 3,172 | $261.2K | 0.01% | −560−15.0% | Reduced |
| American Trust | 3,138 | $258.4K | 0.02% | +197+6.7% | Added |
| Asahi Life Asset Management Co., Ltd. | 3,125 | $257.3K | 0.17% | +3,125 | New |
| Guyasuta Investment Advisors Inc | 3,122 | $257.0K | 0.01% | 00.0% | Unchanged |
| Royal London Asset Management Ltd | 3,095 | $254.8K | 0.00% | −50,770−94.3% | Reduced |
| MUFG Securities Americas Inc. | 3,060 | $251.9K | 0.02% | +81+2.7% | Added |
| Securian Asset Management, Inc | 2,968 | $244.4K | 0.01% | 00.0% | Unchanged |
| Northbridge Financial Group, LLC | 2,781 | $243.4K | 0.10% | −290−9.4% | Reduced |
| Squarepoint Ops LLC | 2,940 | $242.1K | 0.00% | −18,033−86.0% | Reduced |
| Artisan Partners Limited Partnership | 2,920 | $240.4K | 0.00% | +20+0.7% | Added |
| Private Advisor Group, LLC | 2,890 | $237.9K | 0.00% | +162+5.9% | Added |
| Kentucky Retirement Systems Insurance Trust Fund | 2,855 | $235.1K | 0.02% | 00.0% | Unchanged |
| Cidel Asset Management Inc | 2,841 | $233.9K | 0.01% | +708+33.2% | Added |
| Cornerstone Investment Partners, LLC | 2,833 | $233.2K | 0.01% | +2,833 | New |
| Cheviot Value Management, LLC | 2,825 | $232.6K | 0.02% | +150+5.6% | Added |
| Applied Finance Capital Management, LLC | 2,805 | $230.9K | 0.02% | +75+2.7% | Added |
| Wedbush Securities Inc | 2,780 | $229.0K | 0.01% | +144+5.5% | Added |
| Bennett Selby Investments LP | 2,756 | $226.9K | 0.08% | −160−5.5% | Reduced |
| SFMG, LLC | 2,753 | $226.7K | 0.02% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 2,736 | $225.3K | 0.01% | +2,736 | New |
| Integrated Wealth Concepts LLC | 2,728 | $224.6K | 0.00% | +2,728 | New |
| Washington Trust Co | 2,702 | $222.5K | 0.01% | −132−4.7% | Reduced |
| Larson Financial Group LLC | 2,696 | $222.0K | 0.01% | −451−14.3% | Reduced |
| Cambria Investment Management, L.P. | 2,671 | $219.9K | 0.01% | +2,671 | New |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 2,656 | $218.7K | 0.00% | −7,172−73.0% | Reduced |
| Sowell Financial Services LLC | 2,636 | $217.0K | 0.01% | −763−22.4% | Reduced |
| Councilmark Asset Management, LLC | 2,615 | $215.3K | 0.12% | −40−1.5% | Reduced |
| JGP Wealth Management, LLC | 2,604 | $214.4K | 0.02% | 00.0% | Unchanged |
| STRS Ohio | 2,595 | $213.6K | 0.00% | −4−0.2% | Reduced |
| Kathmere Capital Management, LLC | 2,582 | $212.6K | 0.01% | −782−23.2% | Reduced |
| Exchange Traded Concepts, LLC | 2,566 | $211.3K | 0.00% | −19,074−88.1% | Reduced |
| Ostrum Asset Management | 2,545 | $209.5K | 0.01% | +1,953+329.9% | Added |
| Seelaus Asset Management LLC | 2,540 | $209.1K | 0.15% | 00.0% | Unchanged |
| Denali Advisors LLC | 2,511 | $206.7K | 0.02% | +400+18.9% | Added |
| Nisa Investment Advisors, LLC | 2,489 | $204.9K | 0.00% | −1,425−36.4% | Reduced |
| EverSource Wealth Advisors, LLC | 2,482 | $204.3K | 0.01% | +985+65.8% | Added |
| Osmosis Investment Management UK Ltd | 2,450 | $201.7K | 0.01% | −5,705−70.0% | Reduced |
| Stevens Capital Management LP | 2,447 | $201.0K | 0.03% | +2,447 | New |
| Federated Hermes, Inc. | 2,378 | $195.8K | 0.00% | +168+7.6% | Added |
| GAMMA Investing LLC | 2,375 | $195.5K | 0.01% | +349+17.2% | Added |
| ASR Vermogensbeheer N.V. | 2,138 | $176.0K | 0.00% | +50+2.4% | Added |
| Brown Brothers Harriman & Co | 2,127 | $175.1K | 0.00% | +1,580+288.8% | Added |
| Covestor Ltd | 2,115 | $174.0K | 0.12% | +1,983+1,502.3% | Added |
| Harbor Capital Advisors, Inc. | 2,087 | $172.0K | 0.01% | +2,087 | New |
| NBC Securities, Inc. | 2,038 | $167.8K | 0.01% | +690+51.2% | Added |
| CWM, LLC | 2,016 | $166.0K | 0.00% | −262−11.5% | Reduced |
| LSV Asset Management | 2,000 | $165.0K | 0.00% | 00.0% | Unchanged |
| NBT Bank N A | 2,000 | $164.7K | 0.01% | +1,897+1,841.7% | Added |
| IFP Advisors, Inc | 1,986 | $163.5K | 0.00% | −219−9.9% | Reduced |
| Signature Equity Partners, LLC | 1,899 | $156.3K | 0.08% | +340+21.8% | Added |
| Siemens Fonds Invest GmbH | 1,819 | $149.8K | 0.01% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 1,663 | $136.6K | 0.00% | −1,682−50.3% | Reduced |
| Tower Research Capital LLC (TRC) | 1,560 | $128.4K | 0.00% | −1,806−53.7% | Reduced |
| Steward Partners Investment Advisory, LLC | 1,533 | $126.2K | 0.00% | −879−36.4% | Reduced |
| Perkins Coie Trust Co | 1,432 | $117.9K | 0.02% | 00.0% | Unchanged |
| Board of the Pension Protection Fund | 1,400 | $115.3K | 0.11% | −10,000−87.7% | Reduced |
| Advisory Services Network, LLC | 1,380 | $113.6K | 0.00% | −696−33.5% | Reduced |
| Northwestern Mutual Wealth Management Co | 1,344 | $110.7K | 0.00% | −1,106−45.1% | Reduced |
| Tema ETFs LLC | 1,278 | $105.2K | 0.01% | +27+2.2% | Added |
| Raiffeisen Bank International AG | 1,304 | $102.8K | 0.00% | −21−1.6% | Reduced |
| Parallel Advisors, LLC | 1,234 | $101.6K | 0.00% | −109−8.1% | Reduced |
| Storebrand Asset Management AS | 1,140 | $93.9K | 0.00% | −2,124−65.1% | Reduced |
| Chapman Financial Group, LLC | 1,095 | $90.2K | 0.06% | 00.0% | Unchanged |
| Canada Post Corp Registered Pension Plan | 1,030 | $84.8K | 0.00% | −1,200−53.8% | Reduced |
| Picton Mahoney Asset Management | 1,012 | $83.3K | 0.00% | −111,005−99.1% | Reduced |
| Salem Investment Counselors Inc | 950 | $78.2K | 0.00% | +950 | New |
| Signaturefd, LLC | 948 | $78.0K | 0.00% | −205−17.8% | Reduced |
| Livforsakringsbolaget Skandia, Omsesidigt | 902 | $74.3K | 0.00% | 00.0% | Unchanged |
| CX Institutional | 836 | $69.0K | 0.00% | −169−16.8% | Reduced |
| FIL Ltd | 811 | $66.8K | 0.00% | +552+213.1% | Added |
| Westpac Banking Corp | 796 | $65.5K | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 795 | $65.5K | 0.01% | +426+115.4% | Added |
| Eastern Bank | 746 | $61.4K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 719 | $59.2K | 0.00% | −71−9.0% | Reduced |
| Huntington National Bank | 712 | $58.6K | 0.00% | −180−20.2% | Reduced |
| Smartleaf Asset Management LLC | 722 | $56.9K | 0.00% | −149−17.1% | Reduced |
| Umb Bank N A | 668 | $55.0K | 0.00% | +12+1.8% | Added |
| Clearstead Advisors, LLC | 608 | $50.1K | 0.00% | +142+30.5% | Added |
| Financial Consulate, Inc | 585 | $48.2K | 0.01% | +85+17.0% | Added |
| Caitong International Asset Management Co., Ltd | 581 | $47.8K | 0.01% | +541+1,352.5% | Added |
| Parkside Financial Bank & Trust | 569 | $46.8K | 0.00% | −45−7.3% | Reduced |
| Financial Perspectives, Inc | 535 | $44.0K | 0.01% | 00.0% | Unchanged |
| Smithfield Trust Co | 544 | $43.0K | 0.00% | +106+24.2% | Added |
| Pinnacle Wealth Planning Services, Inc. | 511 | $42.1K | 0.00% | +211+70.3% | Added |
| Allworth Financial LP | 507 | $41.8K | 0.00% | −104−17.0% | Reduced |
| Central Trust Co | 500 | $41.2K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 488 | $40.2K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 483 | $39.8K | 0.00% | −35−6.8% | Reduced |
| CVA Family Office, LLC | 477 | $39.3K | 0.00% | +337+240.7% | Added |
| Massmutual Trust Co FSB | 453 | $37.3K | 0.00% | −282−38.4% | Reduced |
| Rossby Financial, LCC | 421 | $34.1K | 0.01% | −1,568−78.8% | Reduced |
| Quarry LP | 393 | $32.4K | 0.01% | +294+297.0% | Added |
| Anchor Investment Management, LLC | 375 | $30.9K | 0.00% | 00.0% | Unchanged |
| Pension & Wealth Management Advisors, Inc. | 375 | $30.9K | 0.01% | +351+1,462.5% | Added |
| Root Financial Partners, LLC | 372 | $30.6K | 0.00% | +113+43.6% | Added |
| IMA Wealth, Inc. | 372 | $30.6K | 0.00% | −1−0.3% | Reduced |
| Intentional Wealth Strategies, LLC | 363 | $29.9K | 0.03% | +363 | New |
| Sunbelt Securities, Inc. | 359 | $29.6K | 0.00% | +300+508.5% | Added |
| Versant Capital Management, Inc | 319 | $26.3K | 0.00% | +39+13.9% | Added |
| Zions Bancorporation, National Association | 312 | $25.7K | 0.00% | −159−33.8% | Reduced |