Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-05-15 Purchase | 2026-05-18 4:25 pm | NB Bancorp Inc. | NBBK | CAMPANELLI JOSEPH P President & CEO | 3,000 | $19.18 | $57,547 | 481,937 (Indirect Direct) | View |
| 2026-04-24 Purchase | 2026-04-27 2:51 pm | NB Bancorp Inc. | NBBK | CAMPANELLI JOSEPH P President & CEO | 2,500 | $19.45 | $48,618 | 478,937 (Indirect Direct) | View |
| 2026-04-24 Purchase | 2026-04-24 3:04 pm | NB Bancorp Inc. | NBBK | Pascucci Hope Director | 20,000 | $19.46 | $389,281 | 222,402 (Indirect Direct) | View |
| 2026-03-06 Purchase(A) | 2026-03-20 10:04 am | NB Bancorp Inc. | NBBK | CAMPANELLI JOSEPH P President & CEO | 5,000 | $20.77 | $103,870 | 450,435 (Indirect Direct) | View |
| 2026-03-19 Purchase | 2026-03-19 4:38 pm | NB Bancorp Inc. | NBBK | CAMPANELLI JOSEPH P President & CEO | 2,500 | $20.16 | $50,400 | 499,935 (Indirect Direct) | View |
| 2026-03-06 Purchase | 2026-03-09 4:07 pm | NB Bancorp Inc. | NBBK | CAMPANELLI JOSEPH P President & CEO | 5,000 | $20.77 | $103,870 | 495,435 (Indirect Direct) | View |
| 2026-03-09 Purchase | 2026-03-09 1:42 pm | NB Bancorp Inc. | NBBK | Lapointe Jean-Pierre SEVP and CFO | 1,000 | $20.42 | $20,420 | 116,128 (Indirect Direct) | View |
| 2025-01-24 Purchase | 2026-01-30 11:02 am | NB Bancorp Inc. | NBBK | Elliott Mary Susan Director | 11,434 | $19.05 | $217,873 | 117,195 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-04-24 Tax Withholding | 2026-04-27 2:51 pm | N/A N/A | NB Bancorp Inc. | NBBK | CAMPANELLI JOSEPH P President & CEO | 24,371 | $19.82 | 478,937 (Direct) | View |
| 2026-04-24 Tax Withholding | 2026-04-27 2:51 pm | N/A N/A | NB Bancorp Inc. | NBBK | Darcey William Director | 4,918 | $19.82 | 157,721 (Direct) | View |
| 2026-04-24 Tax Withholding | 2026-04-27 2:50 pm | N/A N/A | NB Bancorp Inc. | NBBK | Jackson Angela Director | 4,918 | $19.82 | 76,337 (Direct) | View |
| 2026-04-24 Tax Withholding | 2026-04-27 2:50 pm | N/A N/A | NB Bancorp Inc. | NBBK | Whalen Mark Director | 4,918 | $19.82 | 102,721 (Direct) | View |
| 2026-04-24 Tax Withholding | 2026-04-27 2:49 pm | N/A N/A | NB Bancorp Inc. | NBBK | NOLAN JOSEPH R JR Director | 4,918 | $19.82 | 82,821 (Direct) | View |
| 2026-04-24 Tax Withholding | 2026-04-27 2:48 pm | N/A N/A | NB Bancorp Inc. | NBBK | Montgomery Kenneth C. Director | 5,015 | $19.82 | 80,125 (Direct) | View |
| 2026-04-24 Tax Withholding | 2026-04-27 2:48 pm | N/A N/A | NB Bancorp Inc. | NBBK | Lynch Christopher R. Director | 4,150 | $19.82 | 152,772 (Direct) | View |
| 2026-04-24 Tax Withholding | 2026-04-27 2:47 pm | N/A N/A | NB Bancorp Inc. | NBBK | Roberts Christine SEVP and COO | 3,589 | $19.82 | 71,081 (Direct) | View |
| 2026-03-09 Option Award | 2026-03-30 1:02 pm | N/A N/A | NB Bancorp Inc. | NBBK | Schulman Matthew G EVP, President Needham Prv Bnk | 6,980 | $0 | 6,980 (Direct) | View |
Ownership | 2026-03-30 10:45 am | N/A N/A | NB Bancorp Inc. | NBBK | Schulman Matthew G EVP, President Needham Prv Bnk | 0 | $0 | 0 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:20 am | N/A N/A | NB Bancorp Inc. | NBBK | CAMPANELLI JOSEPH P President & CEO | 63,015 | $0 | 492,435 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:17 am | N/A N/A | NB Bancorp Inc. | NBBK | White James J. EVP, Chief Administrative Offc | 6,874 | $0 | 60,473 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:16 am | N/A N/A | NB Bancorp Inc. | NBBK | EVANGELISTA PAUL A EVP, Dir Spec. Bank. Ctr. | 6,874 | $0 | 51,771 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:13 am | N/A N/A | NB Bancorp Inc. | NBBK | Henkin Kevin EVP, Chief Credit Officer | 6,874 | $0 | 17,180 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:12 am | N/A N/A | NB Bancorp Inc. | NBBK | Richardson Matthew EVP, Treasury & Cash Mgmt Svcs | 13,749 | $0 | 13,749 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:11 am | N/A N/A | NB Bancorp Inc. | NBBK | Lapointe Jean-Pierre SEVP and CFO | 13,749 | $0 | 115,128 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:10 am | N/A N/A | NB Bancorp Inc. | NBBK | Roberts Christine SEVP and COO | 13,749 | $0 | 74,670 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:09 am | N/A N/A | NB Bancorp Inc. | NBBK | Daley James B. EVP - Dir C&I Banking | 6,874 | $0 | 16,271 (Direct) | View |
| 2026-02-25 Option Award | 2026-02-27 11:09 am | N/A N/A | NB Bancorp Inc. | NBBK | Maiona Stephanie EVP, Dir CRE Banking | 6,874 | $0 | 50,726 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:30 pm | N/A N/A | NB Bancorp Inc. | NBBK | Reilly Joseph B Director | 2,402 | $0 | 53,277 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:29 pm | N/A N/A | NB Bancorp Inc. | NBBK | Ayoub Paul J. Director | 7,205 | $0 | 97,512 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:28 pm | N/A N/A | NB Bancorp Inc. | NBBK | Elliott Mary Susan Director | 5,524 | $0 | 105,761 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:27 pm | N/A N/A | NB Bancorp Inc. | NBBK | Lynch Christopher R. Director | 7,685 | $0 | 156,922 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:27 pm | N/A N/A | NB Bancorp Inc. | NBBK | Whalen Mark Director | 2,402 | $0 | 107,639 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:26 pm | N/A N/A | NB Bancorp Inc. | NBBK | Montgomery Kenneth C. Director | 4,803 | $0 | 85,140 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:25 pm | N/A N/A | NB Bancorp Inc. | NBBK | Jackson Angela Director | 2,402 | $0 | 81,255 (Direct) | View |
| 2026-01-02 Option Award | 2026-01-06 12:25 pm | N/A N/A | NB Bancorp Inc. | NBBK | NOLAN JOSEPH R JR Director | 2,402 | $0 | 87,739 (Direct) | View |