---
schema_version: "secwatch.filing_event.v1"
accession: "0000717538-26-000100"
form_type: "8-K"
ticker: "AROW"
cik: "0000717538"
company_name: "ARROW FINANCIAL CORP"
filed_at: "2026-07-01T11:42:10+00:00"
generated_at: "2026-07-01T11:45:06.958396+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Arrow Financial completes acquisition of Adirondack Bancorp; combined assets $5.4B

## Summary
- Each Adirondack share converted into 1.8610 Arrow shares plus $18.72 cash; tax-free reorganization under Section 368(a).
- Combined company: $5.4B assets, $4.8B deposits, $4.1B gross loans, 57 branches across northeastern NY and Mohawk Valley.
- Rocco F. Arcuri Sr. appointed to Arrow board and as SVP, Regional President, Mohawk Valley of Arrow Bank.
- Banking system conversion and integration scheduled for later in 2026; customers will see Arrow branding starting July 1.
- Arrow President & CEO David S. DeMarco cites complementary community banks and long-term value creation.

## SEC filing metadata
- accession: 0000717538-26-000100
- form_type: 8-K
- ticker: AROW
- cik: 0000717538
- company_name: ARROW FINANCIAL CORP
- filed_at: 2026-07-01T11:42:10+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.01, 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/717538/000071753826000100/0000717538-26-000100-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/717538/000071753826000100/arow-20260701.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000717538-26-000100
- JSON: https://secwatch.observer/filing/0000717538-26-000100.json
- Plain text: https://secwatch.observer/filing/0000717538-26-000100.txt

## Key facts
- Executive change
  Rocco F. Arcuri, Sr. was appointed as Director and Senior Vice President, Regional President, Mohawk Valley at ARROW FINANCIAL CORP.
  - Action: appointed
  - Role: Director and Senior Vice President, Regional President, Mohawk Valley
  source text: the Board of Directors (the “Board”) of the Company appointed Rocco F. Arcuri, Sr. as a director of the Company effective July 1, 2026.
  evidence_url: https://www.sec.gov/Archives/edgar/data/717538/000071753826000100/0000717538-26-000100-index.htm

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