InsiderTrades

Form 4 for BLDR Builders FirstSource

Accepted 2026-03-17 00:00:00 ET · period of report 2026-03-15 · accession 0001193125-26-111423 · 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
2026-03-17 2026-03-15 BLDR Rush David E Dir F - Tax $88.09 -2,332 127.3K -2% -$205.4K

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 2026-03-15 F D 2,332 $88.09 127,284 D — —