---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-22-011761"
form_type: "8-K"
ticker: "FTEK"
cik: "0000846913"
company_name: "FUEL TECH, INC."
filed_at: "2022-05-10T23:59:59+00:00"
generated_at: "2026-06-25T22:07:04.527277+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Fuel Tech Q1 2022 revenue up 10% to $5.5M; net loss of $(1.0)M vs prior-year income of $0.4M

## Summary
- Revenue $5.5M (+10% YoY); gross margin 41.4% vs 46.9% due to mix and costs.
- Net loss $(1.0)M ($(0.03)/share) vs net income $0.4M ($0.01/share) in Q1 2021 which included $1.6M PPP forgiveness.
- Cash $35.2M, no debt; backlog $9.6M up from $9.1M at Dec 2021.
- Adjusted EBITDA loss $(0.9)M unchanged YoY; guides total 2022 revenue modestly higher than 2021.
- APC segment revenue more than doubled to $2.2M; FUEL CHEM fell to $3.3M due to lower power demand.

## SEC filing metadata
- accession: 0001437749-22-011761
- form_type: 8-K
- ticker: FTEK
- cik: 0000846913
- company_name: FUEL TECH, INC.
- filed_at: 2022-05-10T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/846913/000143774922011761/0001437749-22-011761-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/846913/000143774922011761/ftek20220502_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-22-011761
- JSON: https://secwatch.observer/filing/0001437749-22-011761.json
- Plain text: https://secwatch.observer/filing/0001437749-22-011761.txt

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