InsiderTrades

Form 4 for BLDR Builders FirstSource

Accepted 2026-03-03 00:00:00 ET · period of report 2026-03-01 · accession 0001193125-26-088139 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-03-03 2026-03-01 BLDR Steinke Craig Arthur Dir A - Grant $104.29 +359 99.0K +0.4% +$37.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.01 per share 2026-03-01 A A 359 $104.29 99,013 D — —