InsiderTrades

Form 4 for NBBK NB Bancorp, Inc.

Accepted 2026-03-09 00:00:00 ET · period of report 2026-03-09 · accession 0001437749-26-007305 · 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
2026-03-09 2026-03-09 NBBK Lapointe Jean-Pierre CFO, SEVP P - Purchase $20.42 +1,000 110.3K +0.9% +$20.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-09 P A 1,000 $20.42 110,331 D — — (F2) Includes shares of restricted stock which vest at a rate of 33 1/3% per year commencing on February 25, 2027. (F1) Includes shares of restricted stock which vest at a rate of 20% per year commencing on April 24, 2026.