InsiderTrades

Form 4 for NBBK NB Bancorp, Inc.

Accepted 2025-08-12 00:00:00 ET · period of report 2025-08-11 · accession 0001437749-25-026142 · 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
M 2025-08-12 2025-08-11 NBBK Darcey William Dir P - Purchase $17.30 +5,000 80.2K +7% +$86.5K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-08-11 P A 139 $17.29 75,376 D — — (F1) Includes shares of restricted stock which vest at a rate of 20% per year commencing on April 24, 2026.
2 Common Common Stock 2025-08-11 P A 4,861 $17.30 80,237 D — — (F1) Includes shares of restricted stock which vest at a rate of 20% per year commencing on April 24, 2026.