NBBK
NB Bancorp, Inc. Common Stock
NASDAQ · Financial Services · Banks - Regional · US
$23.16
+0.83%2
Insider buys (3m)
1
Insider sells (3m)
$2.0K
Net value (3m)
+16.4%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 21, 2026 | Lapointe Jean-Pierre · officer: SEVP and CFO | Purchase | 200 | $22 |
| Aug 21, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 2,000 | $22 |
| Aug 18, 2026 | Henkin Kevin · officer: EVP, Chief Credit Officer | Sale | 2,000 | $23 |
| May 18, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 400 | $19 |
| May 18, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 100 | $19 |
| May 18, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 767 | $19 |
| May 18, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 253 | $19 |
| May 18, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 247 | $19 |
| May 18, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 133 | $19 |
| May 18, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 500 | $19 |
| Apr 27, 2026 | Darcey William · director | F-InKind | 4,918 | $20 |
| Apr 27, 2026 | Roberts Christine · officer: SEVP and COO | F-InKind | 3,589 | $20 |
| Apr 27, 2026 | Lynch Christopher R. · director | F-InKind | 4,150 | $20 |
| Apr 27, 2026 | Montgomery Kenneth C. · director | F-InKind | 5,015 | $20 |
| Apr 27, 2026 | NOLAN JOSEPH R JR · director | F-InKind | 4,918 | $20 |
| Apr 27, 2026 | Whalen Mark · director | F-InKind | 4,918 | $20 |
| Apr 27, 2026 | Jackson Angela · director | F-InKind | 4,918 | $20 |
| Apr 27, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 100 | $19 |
| Apr 27, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 178 | $19 |
| Apr 27, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 722 | $19 |
| Apr 27, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 500 | $19 |
| Apr 27, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 180 | $19 |
| Apr 27, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 320 | $19 |
| Apr 27, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | F-InKind | 24,371 | $20 |
| Apr 24, 2026 | Pascucci Hope · director | Purchase | 10,000 | $19 |
| Mar 30, 2026 | Schulman Matthew G · officer: EVP, President Needham Prv Bnk | A-Award | 6,980 | $0.00 |
| Mar 19, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 2,500 | $20 |
| Mar 9, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 2,000 | $21 |
| Mar 9, 2026 | CAMPANELLI JOSEPH P · director, officer, other: President & CEO | Purchase | 3,000 | $21 |
| Mar 9, 2026 | Lapointe Jean-Pierre · officer: SEVP and CFO | Purchase | 1,000 | $20 |
Institutional positioning
13F filings over the trailing two quarters
New 44Increased 132Reduced 98Sold out 25
| Filer | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 3,331,544 | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 3,084,222 | May 13, 2026 |
| PERTENTO PARTNERS LLP | Reduced | 2,206,666 | May 14, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1,703,928 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 1,670,835 | Aug 13, 2026 |
| AltraVue Capital, LLC | Increased | 1,655,108 | Aug 13, 2026 |
| Pertento Partners LLP | Reduced | 1,475,770 | Aug 13, 2026 |
| STATE STREET CORP | Increased | 1,471,766 | Aug 7, 2026 |
| ALTRAVUE CAPITAL, LLC | Increased | 1,304,080 | May 13, 2026 |
| STATE STREET CORP | Increased | 1,293,538 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1,153,217 | Aug 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1,098,930 | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 753,320 | Aug 11, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 710,000 | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | Reduced | 691,668 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 21, 2026