← Back to Intel
Insider ActivityNBBK
Whalen Mark, Director at NB Bancorp, Inc., traded $97K of NBBK
Updated Jun 17, 2026
Whalen Mark
Director
NB Bancorp, Inc. ·
$NBBK
Transaction Details
| Insider | Whalen Mark |
|---|---|
| Title | Director |
| Company | NB Bancorp, Inc. |
| Ticker | NBBK |
| Transaction Type | Tax |
| Transaction Date | 2026-04-24 |
| Shares Traded | 4,918 |
| Price Per Share | $19.82 |
| Total Value | $97K |
| Filed Date | 2026-04-27 |
| Accession Number | 0001437749-26-013437 |
Ownership Context
| Shares Owned After Transaction | 72,721 |
|---|---|
| Ownership Type | Direct |
SEC Filing
Accession: 0001437749-26-013437
Other Insider Trades — NBBK
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $5K | 2026-05-15 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $3K | 2026-05-15 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $8K | 2026-05-15 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $15K | 2026-05-15 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $5K | 2026-05-15 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $2K | 2026-05-15 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $10K | 2026-05-15 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $3K | 2026-04-24 |
| CAMPANELLI JOSEPH P | President & CEO, Director | bought | $6K | 2026-04-24 |
| NOLAN JOSEPH R JR | Director | traded | $97K | 2026-04-24 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for NBBK — NB Bancorp, Inc. →
Track NBBK insider activity in real time on The Wire →
Get alerts when Whalen Mark files new trades — Go Pro →
Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 17, 2026 at 07:15 UTC