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Livermore
Livermore
ZHEN

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.

Institutional holdersQ1 2026: 726 institutions
Q1 2021: 380 institutionsQ2 2021: 403 institutionsQ3 2021: 404 institutionsQ4 2021: 494 institutionsQ1 2022: 509 institutionsQ2 2022: 491 institutionsQ3 2022: 490 institutionsQ4 2022: 518 institutionsQ1 2023: 544 institutionsQ2 2023: 662 institutionsQ3 2023: 675 institutionsQ4 2023: 745 institutionsQ1 2024: 859 institutionsQ2 2024: 776 institutionsQ3 2024: 832 institutionsQ4 2024: 819 institutionsQ1 2025: 786 institutionsQ2 2025: 776 institutionsQ3 2025: 778 institutionsQ4 2025: 768 institutionsQ1 2026: 726 institutionsQ2 2026: 671 institutions
Value heldQ1 2026: $8.74B
Q1 2021: $9.58BQ2 2021: $8.75BQ3 2021: $10.5BQ4 2021: $15.0BQ1 2022: $11.1BQ2 2022: $8.58BQ3 2022: $8.81BQ4 2022: $9.03BQ1 2023: $11.5BQ2 2023: $16.1BQ3 2023: $14.6BQ4 2023: $19.3BQ1 2024: $23.4BQ2 2024: $15.1BQ3 2024: $21.4BQ4 2024: $15.6BQ1 2025: $13.7BQ2 2025: $12.7BQ3 2025: $13.6BQ4 2025: $10.8BQ1 2026: $8.74BQ2 2026: $9.63B
Institutions holding BLDR and their total value by quarter
QuarterHoldersValue
Q2 2026671$9.63B
Q1 2026726$8.74B
Q4 2025768$10.8B
Q3 2025778$13.6B
Q2 2025776$12.7B
Q1 2025786$13.7B
Q4 2024819$15.6B
Q3 2024832$21.4B
Q2 2024776$15.1B
Q1 2024859$23.4B
Q4 2023745$19.3B
Q3 2023675$14.6B
Q2 2023662$16.1B
Q1 2023544$11.5B
Q4 2022518$9.03B
Q3 2022490$8.81B
Q2 2022491$8.58B
Q1 2022509$11.1B
Q4 2021494$15.0B
Q3 2021404$10.5B
Q2 2021403$8.75B
Q1 2021380$9.58B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Builders FirstSource, Inc.; share changes are against Q4 2025.

Institutions holding BLDR in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Ogorek Anthony Joseph10$00.00%+2+25.0%Added
SHP Wealth Management0$10.00%−3−100.0%Reduced
Atlantic Union Bankshares Corp1$820.00%+1New
3 Factor Indexing, LLC1$830.00%+1New
Wilkerson Advisory Group LLC2$1650.00%−56−96.6%Reduced
Raffa Wealth Management, LLC2$1650.00%+2New
Retirement Wealth Solutions LLC3$2470.00%−9−75.0%Reduced
Seneschal Advisors, LLC3$2470.00%−1−25.0%Reduced
DecisionPoint Financial, LLC3$2470.00%00.0%Unchanged
GHP Investment Advisors, Inc.3$2470.00%+1+50.0%Added
Aster Capital Management (DIFC) Ltd2$2500.00%+2New
Cornerstone Planning Group LLC4$2990.00%−7−63.6%Reduced
Principia Wealth Advisory, LLC4$3290.00%−7−63.6%Reduced
Prosperity Bancshares Inc4$3290.00%00.0%Unchanged
Valued Wealth Advisors LLC4$3300.00%00.0%Unchanged
Ancora Advisors, LLC5$4120.00%−211−97.7%Reduced
HFM Investment Advisors, LLC5$4120.00%−1−16.7%Reduced
E Fund Management (Hong Kong) Co., Ltd.5$4120.00%00.0%Unchanged
Wolff Wiese Magana LLC5$4120.00%00.0%Unchanged
NVWM, LLC5$4120.00%+5New
Cornerstone Financial Management LLC5$4120.00%+5New
First Horizon Corp6$4940.00%−27−81.8%Reduced
MV Capital Management, Inc.6$4940.00%−4−40.0%Reduced
Colonial Trust Co6$4940.00%00.0%Unchanged
Greykasell Wealth Strategies, Inc.6$4940.00%00.0%Unchanged
Bogart Wealth, LLC6$4940.00%+6New
Vermillion Wealth Management, Inc.6$4940.00%+6New
TFC Financial Management6$4940.00%+6New
Synergy Investment Management, LLC6$4940.00%+6New
RMG Wealth Management LLC7$5240.00%+7New
Whipplewood Advisors, LLC7$5760.00%+7New
Clayton Financial Group LLC7$5770.00%00.0%Unchanged
Ares Financial Consulting, LLC9$7290.00%00.0%Unchanged
UMA Financial Services, Inc.9$7410.00%−5−35.7%Reduced
Highline Wealth Partners LLC9$7410.00%+9New
Activest Wealth Management10$8230.00%−72−87.8%Reduced
Portus Wealth Advisors, LLC10$8230.00%+10New
Caitlin John, LLC11$9060.00%+11New
Annis Gardner Whiting Capital Advisors, LLC12$9880.00%−6−33.3%Reduced
Aspect Partners, LLC12$9880.00%00.0%Unchanged
Bruce G. Allen Investments, LLC13$1.07K0.00%00.0%Unchanged
Hager Investment Management Services, LLC13$1.07K0.00%00.0%Unchanged
Park Place Capital Corp13$1.07K0.00%+13New
Ameriflex Group, Inc.14$1.15K0.00%−172−92.5%Reduced
Winch Advisory Services, LLC15$1.24K0.00%00.0%Unchanged
Dunhill Financial, LLC15$1.30K0.00%+12+400.0%Added
Abound Wealth Management17$1.40K0.00%00.0%Unchanged
Clear Street Markets LLC18$1.48K0.00%−147−89.1%Reduced
Bay Harbor Wealth Management, LLC20$1.65K0.00%+11+122.2%Added
Golden State Wealth Management, LLC20$1.65K0.00%00.0%Unchanged
Gill Capital Partners, LLC20$1.65K0.00%+20New
Avalon Trust Co20$1.65K0.00%+20New
Rialto Wealth Management, LLC23$1.89K0.00%+16+228.6%Added
JPL Wealth Management, LLC23$1.89K0.00%+23New
Torren Management, LLC24$1.98K0.00%−399−94.3%Reduced
AdvisorNet Financial, Inc24$1.98K0.00%−7−22.6%Reduced
Capital Advisors, Ltd. LLC30$2.00K0.00%00.0%Unchanged
Golden State Equity Partners27$2.22K0.00%+27New
Sachetta, LLC27$2.22K0.00%+22+440.0%Added
Twin Peaks Wealth Advisors, LLC27$2.22K0.00%+27New
CoreCap Advisors, LLC28$2.31K0.00%−5−15.2%Reduced
SJS Investment Consulting Inc.28$2.31K0.00%00.0%Unchanged
Migdal Insurance & Financial Holdings Ltd.31$2.55K0.00%+31New
DiNuzzo Private Wealth, Inc.31$2.55K0.00%+3+10.7%Added
Kilter Group LLC31$2.55K0.00%+26+520.0%Added
Fairway Wealth LLC37$3.05K0.00%00.0%Unchanged
Cranbrook Wealth Management, LLC37$3.05K0.00%00.0%Unchanged
Prestige Wealth Management Group LLC37$3.05K0.00%00.0%Unchanged
Front Row Advisors LLC38$3.13K0.00%00.0%Unchanged
Burk Holdings LLC42$3.46K0.00%+42New
Kozak & Associates, Inc.40$3.50K0.00%00.0%Unchanged
Cassaday & Co Wealth Management LLC45$3.71K0.00%+45New
WealthCollab, LLC47$3.87K0.00%00.0%Unchanged
Arlington Trust Co LLC48$3.95K0.00%+48New
Vaughan Nelson Investment Management, L.P.50$4.12K0.00%00.0%Unchanged
Rothschild Investment LLC50$4.12K0.00%+22+78.6%Added
MCF Advisors LLC50$4.12K0.00%+50New
WPG Advisers, LLC57$4.69K0.00%−45−44.1%Reduced
Avion Wealth72$5.00K0.00%00.0%Unchanged
Costello Asset Management, INC64$5.27K0.00%+32+100.0%Added
Meeder Asset Management Inc70$5.76K0.00%−2−2.8%Reduced
Quent Capital, LLC70$5.76K0.00%00.0%Unchanged
LGT Financial Advisors LLC74$6.09K0.03%+74New
LRI Investments, LLC75$6.17K0.00%00.0%Unchanged
Wealth Enhancement Trust Services, Inc.81$6.67K0.00%00.0%Unchanged
GW&K Investment Management, LLC84$7.00K0.00%−3−3.4%Reduced
Private Wealth Management Group, LLC90$7.41K0.00%+3+3.4%Added
Fortitude Family Office, LLC90$7.41K0.00%+56+164.7%Added
Bartlett & Co. Wealth Management LLC110$8.11K0.00%−24−17.9%Reduced
Strategic Wealth Partners, Ltd.100$8.21K0.00%+30+42.9%Added
Smallwood Wealth Investment Management, LLC100$8.23K0.00%00.0%Unchanged
Creative Financial Designs Inc101$8.31K0.00%00.0%Unchanged
Legacy Wealth Managment, LLC106$8.73K0.00%−63−37.3%Reduced
Key Financial Inc110$9.06K0.00%−3−2.7%Reduced
TD Private Client Wealth LLC110$9.06K0.00%+110New
Cromwell Holdings LLC115$9.47K0.01%−127−52.5%Reduced
Owl Creek Wealth Partners LLC120$9.88K0.00%+120New
Mascoma Wealth Management LLC122$10.0K0.00%00.0%Unchanged
Harel Insurance Investments & Financial Services Ltd.135$11.0K0.00%+14+11.6%Added
Longview Financial Advisors, Inc.138$11.4K0.01%+138New