---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-26-029510"
form_type: "8-K"
ticker: "FTEK"
cik: "0000846913"
company_name: "FUEL TECH, INC."
filed_at: "2026-09-02T20:02:36+00:00"
generated_at: "2026-09-02T20:03:15.668031+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Fuel Tech Chairman Arnone to resign Sept 15; Sharon Jones named successor

## Summary
- Vincent J. Arnone resigns as Chairman of the Board, effective September 15, 2026.
- Arnone will remain a member of the Board; resignation not due to any disagreement with the Company.
- Sharon L. Jones, existing independent director, elected Chairman, effective September 16, 2026.

## SEC filing metadata
- accession: 0001437749-26-029510
- form_type: 8-K
- ticker: FTEK
- cik: 0000846913
- company_name: FUEL TECH, INC.
- filed_at: 2026-09-02T20:02:36+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/846913/000143774926029510/0001437749-26-029510-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/846913/000143774926029510/ftek20260828_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-26-029510
- JSON: https://secwatch.observer/filing/0001437749-26-029510.json
- Plain text: https://secwatch.observer/filing/0001437749-26-029510.txt

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