---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-108797"
form_type: "8-K"
ticker: "CBU"
cik: "0000723188"
company_name: "COMMUNITY FINANCIAL SYSTEM, INC."
filed_at: "2025-11-10T23:59:59+00:00"
generated_at: "2026-05-16T22:47:07.808022+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Community Bank completes acquisition of seven Santander branches in Allentown, PA

## Summary
- Acquired approximately $553M in deposits and $31.9M in performing loans from Santander Bank.
- Acquisition includes wealth management relationships from Santander Securities LLC.
- Deal accelerates expansion in Greater Lehigh Valley; CBU will operate 12 retail locations in the market.
- Branch acquisition closed on November 7, 2025; press release issued November 10.

## SEC filing metadata
- accession: 0001104659-25-108797
- form_type: 8-K
- ticker: CBU
- cik: 0000723188
- company_name: COMMUNITY FINANCIAL SYSTEM, INC.
- filed_at: 2025-11-10T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/723188/000110465925108797/0001104659-25-108797-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/723188/000110465925108797/tm2530626d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-108797
- JSON: https://secwatch.observer/filing/0001104659-25-108797.json
- Plain text: https://secwatch.observer/filing/0001104659-25-108797.txt

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