INSIDER
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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

Robinhood Chain…
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersPlanned Sales & StakesGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources
SEC FORM 434m ago
HOUSE PTR34m ago
SEC 13F34m ago
ROBINHOOD CHAIN33m ago
Public company

Builders FirstSource Inc

BLDRCIK 0001316835

EDGAR filingsOpen in network
Price$62.54
1 year-43.9%
Disclosed transactions0
Buys / sells0 / 0
Max Insider Score—
Connections with evidence2

BLDR · disclosed activity on price

Disclosed transactions

No records

No transactions recorded for this profile.

Verified connections

  • ← Holds over 5% ofevidence
    Vanguard Portfolio Management5.03% of class · Schedule 13G · Oct 29, 2026
  • ← Holds over 5% ofevidence
    Vanguard Capital Management5.13% of class · Schedule 13G · Oct 29, 2026

Planned sales and 5% stakes

Form 144, 13D and 13G
  • VMVanguard Portfolio ManagementPassive holder · crossed on Sep 30, 2026 · 5.42M shares5.03% of class13G · filed Oct 30, 2026
  • VMVanguard Capital ManagementPassive holder · crossed on Sep 30, 2026 · 5.52M shares5.13% of class13G amendment · filed Oct 30, 2026