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, Q3 2025
Institutional positions in Builders FirstSource, Inc. as of Sep 30, 2025. 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
- 778
- +14 vs. Q2 2025
- Shares held
- 112.1M
- +4.81M (+4.5%) vs. Q2 2025
- Total value
- $13.6B
- +$1.07B (+8.5%) vs. Q2 2025
- New holders
- 110
- 253 more added
- Sold out
- 96
- 307 more reduced
12 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Builders FirstSource, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Loews Corp | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Cobalt Capital Management, Inc. | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Voss Capital, LLC | 0 | $0 | 0.00% | −35,000−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −31,625−100.0% | Sold out |
| Threadgill Financial, LLC | 0 | $0 | 0.00% | −31,028−100.0% | Sold out |
| Clio Asset Management LLC | 0 | $0 | 0.00% | −30,652−100.0% | Sold out |
| Delta Global Management LP | 0 | $0 | 0.00% | −22,508−100.0% | Sold out |
| Guild Investment Management, Inc. | 0 | $0 | 0.00% | −19,891−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −15,287−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −14,257−100.0% | Sold out |
| 1832 Asset Management L.P. | 0 | $0 | 0.00% | −13,742−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −13,231−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −11,954−100.0% | Sold out |
| Polianta Ltd | 0 | $0 | 0.00% | −9,600−100.0% | Sold out |
| Burney Co | 0 | $0 | 0.00% | −8,440−100.0% | Sold out |
| TFR Capital, LLC. | 0 | $0 | 0.00% | −8,332−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −8,096−100.0% | Sold out |
| Tectonic Advisors LLC | 0 | $0 | 0.00% | −7,747−100.0% | Sold out |
| Eqis Capital Management, Inc. | 0 | $0 | 0.00% | −7,549−100.0% | Sold out |
| Hardy Reed LLC | 0 | $0 | 0.00% | −6,250−100.0% | Sold out |
| Dynasty Wealth Management, LLC | 0 | $0 | 0.00% | −5,119−100.0% | Sold out |
| Proficio Capital Partners LLC | 0 | $0 | 0.00% | −5,083−100.0% | Sold out |
| Barnett & Company, Inc. | 0 | $0 | 0.00% | −4,308−100.0% | Sold out |
| Procyon Private Wealth Partners, LLC | 0 | $0 | 0.00% | −4,027−100.0% | Sold out |
| Alpha Wealth Funds, LLC | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Banco BTG Pactual S.A. | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Bryn Mawr Trust Co | 0 | $0 | 0.00% | −3,558−100.0% | Sold out |
| 111 Capital | 0 | $0 | 0.00% | −2,909−100.0% | Sold out |
| Concurrent Investment Advisors, LLC | 0 | $0 | 0.00% | −2,648−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −2,642−100.0% | Sold out |
| V-Square Quantitative Management LLC | 0 | $0 | 0.00% | −2,580−100.0% | Sold out |
| Williams Jones Wealth Management, LLC. | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −2,495−100.0% | Sold out |
| Shell Asset Management Co | 0 | $0 | 0.00% | −2,492−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −2,303−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −2,270−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −2,263−100.0% | Sold out |
| Pitcairn Co | 0 | $0 | 0.00% | −2,210−100.0% | Sold out |
| Integrated Wealth Concepts LLC | 0 | $0 | 0.00% | −1,981−100.0% | Sold out |
| Csenge Advisory Group | 0 | $0 | 0.00% | −2,136−100.0% | Sold out |
| MBB Public Markets I LLC | 0 | $0 | 0.00% | −1,952−100.0% | Sold out |
| VestGen Advisors, LLC | 0 | $0 | 0.00% | −1,943−100.0% | Sold out |
| Inscription Capital, LLC | 0 | $0 | 0.00% | −1,833−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −1,823−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −1,821−100.0% | Sold out |
| TownSquare Capital, LLC | 0 | $0 | 0.00% | −1,766−100.0% | Sold out |
| Envestnet Portfolio Solutions, Inc. | 0 | $0 | 0.00% | −1,743−100.0% | Sold out |
| Park Square Financial Group, LLC | 0 | $0 | 0.00% | −883−100.0% | Sold out |
| Skopos Labs, Inc. | 0 | $0 | 0.00% | −660−100.0% | Sold out |
| Mount Yale Investment Advisors, LLC | 0 | $0 | 0.00% | −578−100.0% | Sold out |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 0 | $0 | 0.00% | −409−100.0% | Sold out |
| Advisors Asset Management, Inc. | 0 | $0 | 0.00% | −147−100.0% | Sold out |
| Harvest Fund Management Co., Ltd | 0 | $0 | 0.00% | −133−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −101−100.0% | Sold out |
| GFG Capital, LLC | 0 | $0 | 0.00% | −107−100.0% | Sold out |
| Armstrong Advisory Group, Inc | 0 | $0 | 0.00% | −106−100.0% | Sold out |
| HighMark Wealth Management LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Marshall & Sterling Wealth Advisors Inc. | 0 | $0 | 0.00% | −92−100.0% | Sold out |
| GeoWealth Management, LLC | 0 | $0 | 0.00% | −83−100.0% | Sold out |
| NewSquare Capital LLC | 0 | $0 | 0.00% | −35−100.0% | Sold out |
| Bayforest Capital Ltd | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| BankPlus Trust Department | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| WealthTrak Capital Management LLC | 0 | $0 | 0.00% | −29−100.0% | Sold out |
| Atlantic Union Bankshares Corp | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Trifecta Capital Advisors, LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Whipplewood Advisors, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Garde Capital, Inc. | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Total Investment Management Inc | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Beacon Capital Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Transce3nd, LLC | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| CBIZ Investment Advisory Services, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Aventura Private Wealth, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| LGT Financial Advisors LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Dunhill Financial, LLC | 0 | $0 | 0.00% | 0 | Sold out |
| Norges Bank | – | – | – | – | Not filed |
| CIBC World Markets Corp | – | – | – | – | Not filed |
| Atlas Capital Advisors LLC | – | – | – | – | Not filed |
| Avantax Advisory Services, Inc. | – | – | – | – | Not filed |
| Congress Wealth Management LLC | – | – | – | – | Not filed |
| Wealth Group, Ltd. | – | – | – | – | Not filed |
| Smith Anglin Financial, LLC | – | – | – | – | Not filed |
| First Horizon Advisors, Inc. | – | – | – | – | Not filed |
| Iron Horse Wealth Management, LLC | – | – | – | – | Not filed |
| Legacy Investment Solutions, LLC | – | – | – | – | Not filed |
| Capital A Wealth Management, LLC | – | – | – | – | Not filed |
| Parkworth Wealth Management, Inc. | – | – | – | – | Not filed |