NB Bancorp, Inc. - NBBK
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 28
Latest filed: Aug 21, 2026
| Form | Count |
|---|---|
| 4 | 14 |
| 4/A | 7 |
| 8-K | 5 |
| SCHEDULE 13G/A | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Aug 21, 2026 | 4 | Aug 20, 2026 | 0001104659-26-099729 | View |
| Aug 21, 2026 | 4 | Aug 20, 2026 | 0001104659-26-099677 | View |
| Aug 18, 2026 | 4 | Aug 14, 2026 | 0001104659-26-098334 | View |
| Jul 22, 2026 | 8-K | Jul 22, 2026 | 0001104659-26-085826 | View |
| May 21, 2026 | 8-K | May 21, 2026 | 0001104659-26-064982 | View |
| May 18, 2026 | 4 | May 15, 2026 | 0001437749-26-017617 | View |
| May 15, 2026 | SCHEDULE 13G/A | — | 0000919574-26-003333 | View |
| May 15, 2026 | 4/A | Apr 24, 2026 | 0001437749-26-017263 | View |
| May 15, 2026 | 4/A | Apr 24, 2026 | 0001437749-26-017265 | View |
| May 15, 2026 | 4/A | Apr 24, 2026 | 0001437749-26-017267 | View |
| May 15, 2026 | 4/A | Apr 24, 2026 | 0001437749-26-017270 | View |
| May 15, 2026 | 4/A | Apr 24, 2026 | 0001437749-26-017273 | View |
| May 15, 2026 | 4/A | Apr 24, 2026 | 0001437749-26-017275 | View |
| May 13, 2026 | 8-K | May 12, 2026 | 0001104659-26-060111 | View |
| Apr 29, 2026 | 8-K | Apr 29, 2026 | 0001104659-26-051401 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013433 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013434 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013435 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013436 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013437 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013438 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013439 | View |
| Apr 27, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013440 | View |
| Apr 24, 2026 | 4 | Apr 24, 2026 | 0001437749-26-013302 | View |
| Apr 22, 2026 | 8-K | Apr 22, 2026 | 0001104659-26-046868 | View |
| Mar 30, 2026 | 4 | Mar 09, 2026 | 0001437749-26-010252 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001815 | View |
| Mar 20, 2026 | 4/A | Mar 06, 2026 | 0001437749-26-009133 | View |