PAUL A. EVANGELISTA - 19 Dec 2025 Form 4 Insider Report for NB Bancorp, Inc. (NBBK)

Role
EVP, Dir Spec. Bank. Ctr.
Signature
/s/ Steven Lanter, pursuant to power of attorney
Issuer symbol
NBBK
Transactions as of
19 Dec 2025
Net transactions value
+$41,743
Form type
4
Filing time
19 Dec 2025, 14:52:56 UTC
Previous filing
25 Jul 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
EVANGELISTA PAUL A EVP, Dir Spec. Bank. Ctr. 1063 GREAT PLAIN AVE, NEEDHAM /s/ Steven Lanter, pursuant to power of attorney 19 Dec 2025 0001246206

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction NBBK Common Stock Purchase $41,743 +2,000 +8.1% $20.87 26,566 19 Dec 2025 Direct
holding NBBK Common Stock 14,210 19 Dec 2025 By 401(k) F1
holding NBBK Common Stock 1,822 19 Dec 2025 By ESOP
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Reflects transactions not required to be reported pursuant to Section 16 of the Securities Act of 1934, as amended.