Joseph P. Campanelli

CIK: 0001222378

Transaction Breakdown

Open Market Buys (P)25 (89.3%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (7.1%)

Compensation grants

Other (G, F, J, C, D, …)1 (3.6%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

NBBK

NB Bancorp, Inc.

DirectorOfficer

Discretionary Trading P&L

Holdings

Transaction History (28 total)

NBBK
NB Bancorp, Inc.
Aug 20, 2026
Purchase(P)
Direct
2K shares at avg. $21.75$44K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
247 shares at avg. $19.21$5K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
100 shares at avg. $19.20$2K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
253 shares at avg. $19.20$5K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
500 shares at avg. $19.19$10K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
767 shares at avg. $19.18$15K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
500 shares at avg. $19.16$10K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
133 shares at avg. $19.17$3K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
400 shares at avg. $19.18$8K
NBBK
NB Bancorp, Inc.
May 15, 2026
Purchase(P)
Direct
100 shares at avg. $19.18$2K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Purchase(P)
Direct
180 shares at avg. $19.34$3K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Purchase(P)
Direct
722 shares at avg. $19.45$14K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Purchase(P)
Direct
178 shares at avg. $19.46$3K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Purchase(P)
Direct
100 shares at avg. $19.47$2K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Purchase(P)
Direct
500 shares at avg. $19.63$10K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Purchase(P)
Direct
500 shares at avg. $19.37$10K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Tax Payment(F)
Direct
24.4K shares at avg. $19.82$483K
NBBK
NB Bancorp, Inc.
Apr 24, 2026
Purchase(P)
Direct
320 shares at avg. $19.33$6K
NBBK
NB Bancorp, Inc.
Mar 19, 2026
Purchase(P)
Direct
2.5K shares at avg. $20.16$50K
NBBK
NB Bancorp, Inc.
Mar 6, 2026
Purchase(P)
Indirect
3K shares at avg. $20.77$62K
NBBK
NB Bancorp, Inc.
Mar 6, 2026
Purchase(P)
Indirect
2K shares at avg. $20.78$42K
NBBK
NB Bancorp, Inc.
Feb 25, 2026
Award(A)
Direct
63K shares-
NBBK
NB Bancorp, Inc.
Jun 9, 2025
Purchase(P)
Direct
900 shares at avg. $16.35$15K
NBBK
NB Bancorp, Inc.
Jun 9, 2025
Purchase(P)
Direct
100 shares at avg. $16.33$2K
NBBK
NB Bancorp, Inc.
Jun 9, 2025
Purchase(P)
Indirect
5K shares at avg. $16.29$81K

		Type	Shares	Price		Ownership
Aug 20, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	2,000	$21.75	$43,500	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	247	$19.21	$4,745	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	100	$19.20	$1,920	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	253	$19.20	$4,858	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	500	$19.19	$9,595	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	767	$19.18	$14,711	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	500	$19.16	$9,580	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	133	$19.17	$2,550	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	400	$19.18	$7,670	Direct
May 15, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	100	$19.18	$1,918	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	180	$19.34	$3,481	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	722	$19.45	$14,043	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	178	$19.46	$3,464	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	100	$19.47	$1,947	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	500	$19.63	$9,813	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	500	$19.37	$9,685	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Tax Payment(F)	24,371	$19.82	$483,033	Direct
Apr 24, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	320	$19.33	$6,186	Direct
Mar 19, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	2,500	$20.16	$50,400	Direct
Mar 6, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	3,000	$20.77	$62,310	Indirect
Mar 6, 2026	NBBK NB Bancorp, Inc.	Purchase(P)	2,000	$20.78	$41,560	Indirect
Feb 25, 2026	NBBK NB Bancorp, Inc.	Award(A)	63,015	-	$0	Direct
Jun 9, 2025	NBBK NB Bancorp, Inc.	Purchase(P)	900	$16.35	$14,715	Direct
Jun 9, 2025	NBBK NB Bancorp, Inc.	Purchase(P)	100	$16.33	$1,633	Direct
Jun 9, 2025	NBBK NB Bancorp, Inc.	Purchase(P)	5,000	$16.29	$81,450	Indirect

1-25 of 28 transactions

About CAMPANELLI JOSEPH P

CAMPANELLI JOSEPH P (SEC CIK 0001222378) files insider reports with the SEC as President & CEO of NB Bancorp, Inc. (NBBK).

Signal8 holds 10 ownership filings by CAMPANELLI JOSEPH P, all Form 4s, filed between Mar 13, 2025 and Aug 21, 2026. Those filings report 28 transactions, from Mar 11, 2025 to Aug 20, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on CAMPANELLI JOSEPH P's filings is in NEEDHAM, MA.

Recent filings by CAMPANELLI JOSEPH P

Aug 20, 2026: Open-market purchase of NBBK shares (Form 4, code P).
May 15, 2026: Open-market purchases of NBBK shares (9 lines, Form 4, code P).
Apr 24, 2026: Open-market purchases of NBBK shares (6 lines, Form 4, code P).
Apr 24, 2026: Tax withholding of NBBK shares (Form 4, code F).
Apr 24, 2026: Open-market purchase of NBBK shares (Form 4, code P).

Other insiders filing for NB Bancorp, Inc. (NBBK)

Lapointe Jean-Pierre, SEVP and CFO
Henkin Kevin, EVP, Chief Credit Officer
Lynch Christopher R., Director
Montgomery Kenneth C., Director
NOLAN JOSEPH R JR, Director
Whalen Mark, Director

How to read Form 4 transaction codes