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Who owns Builders FirstSource (BLDR) stock

619 funds reported Builders FirstSource (BLDR) shares in their latest 13F filings, worth $10.6B in all. The largest holder is Vanguard Group ($1.3B). Last quarter 299 funds added to their stakes and 369 cut them.

Largest holders of BLDR (13F)Largest holders of BLDR (13F)Vanguard Group$1.3BBlackRock$701MVanguard Capital Management LLC$613MState Street$433MVanguard Portfolio Management LLC$372MCapital International Investors$350MPictet Asset Management Holding SA$340MWellington Management Group LLP$310MDimensional Fund Advisors LP$308MInvesco$299M

Largest holders (13F)

FundSharesValueChangeQuarter
Vanguard Group12,377,575$1.3Bdecrease2025-12-31
BlackRock7,833,417$701Mdecrease2026-06-30
Vanguard Capital Management LLC6,854,631$613Mdecrease2026-06-30
State Street4,839,758$433Mdecrease2026-06-30
Vanguard Portfolio Management LLC4,162,116$372Mdecrease2026-06-30
Capital International Investors3,907,321$350Mincrease2026-06-30
Pictet Asset Management Holding SA3,801,076$340Mincrease2026-06-30
Wellington Management Group LLP3,465,251$310Mdecrease2026-06-30
Dimensional Fund Advisors LP3,439,279$308Mincrease2026-06-30
Invesco3,346,367$299Mincrease2026-06-30
Geode Capital Management, LLC2,834,402$253Mdecrease2026-06-30
Coliseum Capital Management, LLC2,598,218$232Mincrease2026-06-30
Brave Warrior Advisors, LLC2,340,571$209Mdecrease2026-06-30
Sands Capital Management, LLC2,283,236$204Mdecrease2026-06-30
D1 Capital Partners L.P.1,639,222$147Mnew2026-06-30

Builders FirstSource's latest quarter

Builders FirstSource, Q3 2026: revenue $3.9B (-2% year over year), operating margin 2.6%, net earnings $60.4M, operating cash flow $147M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most BLDR stock?

By the latest 13F filings: Vanguard Group ($1.3B); BlackRock ($701M); Vanguard Capital Management LLC ($613M); State Street ($433M); Vanguard Portfolio Management LLC ($372M).

What is the short interest in BLDR?

9,939,716 shares were sold short at the 2026-10-15 settlement, 8.45% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.