LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM

Reporting ownerCIK 0001222378

Joseph P. Campanelli

22 transactions in one company, from February 25, 2026 to August 20, 2026.

By company

Where this insider traded.

Company	Ticker	Trades	Bought	Sold
NB Bancorp, Inc.	NBBK	22	$304K	—

22 in total, newest filings first.

Company	Ticker	Insider	Date	Code	Shares	Price	Value
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Aug 20	P	2,000	$21.75	$44K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	247	$19.21	$5K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	100	$19.21	$2K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	253	$19.20	$5K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	500	$19.19	$10K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	767	$19.18	$15K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	100	$19.18	$2K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	400	$19.18	$8K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	133	$19.17	$3K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	May 15	P	500	$19.16	$10K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	P	500	$19.63	$10K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	P	100	$19.47	$2K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	P	178	$19.46	$3K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	P	722	$19.45	$14K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	P	500	$19.37	$10K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	P	180	$19.34	$3K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	P	320	$19.33	$6K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Apr 24	F	24,371	$19.82	$483K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Mar 19	P	2,500	$20.16	$50K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Mar 6	P	3,000	$20.77	$62K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Mar 6	P	2,000	$20.78	$42K
NB Bancorp, Inc.	NBBK	Joseph P. CampanelliCEO	Feb 25	A	63,015	$0.00	—