---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-091070"
form_type: "8-K"
ticker: "CBU"
cik: "0000723188"
company_name: "COMMUNITY FINANCIAL SYSTEM, INC."
filed_at: "2025-09-18T23:59:59+00:00"
generated_at: "2026-05-17T06:18:26.575579+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Community Financial System appoints John A. Vaccaro as independent director effective Oct 1, 2025

## Summary
- Appointed John A. Vaccaro as independent director effective October 1, 2025.
- Vaccaro is Chairman Emeritus of MML Investors Services, a broker-dealer with $285B in assets under management.
- He served as CEO of MML Investors Services from 2009 to March 2025, leading 7,500+ financial advisors.
- Board expands to 13 directors, 12 of whom are independent under NYSE standards.
- Vaccaro also joined Community Bank, N.A. board and will serve on its Trust Committee.

## SEC filing metadata
- accession: 0001104659-25-091070
- form_type: 8-K
- ticker: CBU
- cik: 0000723188
- company_name: COMMUNITY FINANCIAL SYSTEM, INC.
- filed_at: 2025-09-18T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/723188/000110465925091070/0001104659-25-091070-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/723188/000110465925091070/tm2526373d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-091070
- JSON: https://secwatch.observer/filing/0001104659-25-091070.json
- Plain text: https://secwatch.observer/filing/0001104659-25-091070.txt

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