---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-105995"
form_type: "8-K"
ticker: "NBBK"
cik: "0001979330"
company_name: "NB Bancorp, Inc."
filed_at: "2025-11-04T23:59:59+00:00"
generated_at: "2026-05-17T00:44:30.109778+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "low"
source: SEC EDGAR
---

# NB Bancorp presents at KBW investor conference; no specific financial figures in filing text

## Summary
- Made slide presentation available at in-person KBW investor meeting on Nov 4, 2025.
- Slides cover operations and financial performance, but no numbers provided in 8-K excerpt.
- Ticker NBBK; presentation filed as Exhibit 99.1.
- Not an earnings release; conference participation considered routine.

## SEC filing metadata
- accession: 0001104659-25-105995
- form_type: 8-K
- ticker: NBBK
- cik: 0001979330
- company_name: NB Bancorp, Inc.
- filed_at: 2025-11-04T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: low
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1979330/000110465925105995/0001104659-25-105995-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1979330/000110465925105995/nbbk-20251104x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-105995
- JSON: https://secwatch.observer/filing/0001104659-25-105995.json
- Plain text: https://secwatch.observer/filing/0001104659-25-105995.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.