---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-283221"
form_type: "8-K"
ticker: "AVBC"
cik: "0002058758"
company_name: "Avidia Bancorp, Inc."
filed_at: "2025-11-14T23:59:59+00:00"
generated_at: "2026-05-16T19:59:14.770830+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Avidia Bancorp dismisses auditor Berry, Dunn and engages affiliate BDMP Assurance LLP

## Summary
- Audit Committee dismissed Berry, Dunn, McNeil & Parker, LLC effective Nov 12, 2025.
- Audit Committee engaged BDMP Assurance, LLP as new independent registered public accounting firm for FY2025.
- Change due to Berry Dunn restructuring; BDMP Assurance is owned by certain partners of former firm.
- No disagreements or reportable events with Berry Dunn during the past two fiscal years.
- Prior audit reports for years ended Dec 31, 2023 and 2024 were unqualified.

## SEC filing metadata
- accession: 0001193125-25-283221
- form_type: 8-K
- ticker: AVBC
- cik: 0002058758
- company_name: Avidia Bancorp, Inc.
- filed_at: 2025-11-14T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2058758/000119312525283221/0001193125-25-283221-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2058758/000119312525283221/avbc-20251112.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-283221
- JSON: https://secwatch.observer/filing/0001193125-25-283221.json
- Plain text: https://secwatch.observer/filing/0001193125-25-283221.txt

## Source-grounded claims
- claim_id: 10914fbe2d0a7c559db1ffed9db8c7fe577515dd
  claim: Avidia Bancorp, Inc. dismissed Berry, Dunn, McNeil & Parker, LLC as its auditor.
  evidence_excerpt: (the “Company”) approved the dismissal of Berry, Dunn, McNeil & Parker, LLC, the Company’s independent registered public accounting firm, effective as of November 12, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2058758/000119312525283221/0001193125-25-283221-index.htm
- claim_id: 621ff143f1bfffe357c59c00cf326d22c41274b7
  claim: Avidia Bancorp, Inc. engaged BDMP Assurance, LLP as its auditor.
  evidence_excerpt: the Audit Committee approved the engagement of BDMP Assurance, LLP as the Company’s new independent registered public accounting firm for the fiscal year ending December 31, 2025, effective as of November 12, 2025
  evidence_url: https://www.sec.gov/Archives/edgar/data/2058758/000119312525283221/0001193125-25-283221-index.htm

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