InsiderTrades

Form 4 for BLDR Builders FirstSource

Accepted 2026-07-21 16:30:04 ET · period of report 2026-07-18 · accession 0001193125-26-310384 · 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
2026-07-21 16:30 2026-07-18 BLDR O'Brien Matthew Coley CHRO A - Grant $0.00 +7,406 7,406 New $0

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 2026-07-18 A A 7,406 $0.00 7,406 D — — (F1) Reflects the acquisition of restricted stock units pursuant to the Corporation's 2026 Incentive Plan. The restricted stock units vest in 33.3% increments on each of July 18, 2027-2029 and entitle the reporting person to one share of common stock for each restricted stock unit that vests.