---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-385193"
form_type: "8-K"
ticker: "FISI"
cik: "0000862831"
company_name: "FINANCIAL INSTITUTIONS INC"
filed_at: "2026-09-08T20:05:14+00:00"
generated_at: "2026-09-08T20:07:08.431531+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Director Bruce W. Harting retires; Board rebalances classes, Holliday reclassified

## Summary
- Bruce W. Harting retired from Financial Institutions, Inc. and Five Star Bank boards effective September 1, 2026, to pursue outside interests.
- Board size reduced from 13 to 12 members; resignation not due to any disagreement with the Company or management.
- Susan R. Holliday, Chair, resigned from 2029 Class and was reappointed to 2028 Class effective September 3, 2026, for class rebalancing.
- After reclassification, each of the three board classes has 4 members; Holliday continues as Chair with no changes to compensation or committee assignments.
- Holliday's service deemed uninterrupted; her reappointment runs until 2027 Annual Meeting when shareholders will elect her to 2028 Class.

## SEC filing metadata
- accession: 0001193125-26-385193
- form_type: 8-K
- ticker: FISI
- cik: 0000862831
- company_name: FINANCIAL INSTITUTIONS INC
- filed_at: 2026-09-08T20:05:14+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/862831/000119312526385193/0001193125-26-385193-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/862831/000119312526385193/fisi-20260908.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-385193
- JSON: https://secwatch.observer/filing/0001193125-26-385193.json
- Plain text: https://secwatch.observer/filing/0001193125-26-385193.txt

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