---
schema_version: "secwatch.filing_event.v1"
accession: "0000943374-25-000034"
form_type: "8-K"
ticker: "NBBK"
cik: "0001979330"
company_name: "NB Bancorp, Inc."
filed_at: "2025-01-31T23:59:59+00:00"
generated_at: "2026-05-27T04:52:36.991071+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Needham Bank freezes benefits under Director Retirement Plan and NQ Deferred Comp Plan

## Summary
- Director Retirement Plan benefit frozen as of Dec 31, 2024; no further accruals.
- Nonqualified Deferred Compensation Plan closed to new participants after Jan 28, 2025.
- Existing participants in both plans are not affected by the freezes.
- Amendments adopted by Compensation Committee Chairman Christopher Lynch on Jan 28, 2025.

## SEC filing metadata
- accession: 0000943374-25-000034
- form_type: 8-K
- ticker: NBBK
- cik: 0001979330
- company_name: NB Bancorp, Inc.
- filed_at: 2025-01-31T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1979330/000094337425000034/0000943374-25-000034-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1979330/000094337425000034/form8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000943374-25-000034
- JSON: https://secwatch.observer/filing/0000943374-25-000034.json
- Plain text: https://secwatch.observer/filing/0000943374-25-000034.txt

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