---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-024872"
form_type: "8-K"
ticker: "FTEK"
cik: "0000846913"
company_name: "FUEL TECH, INC."
filed_at: "2025-08-05T23:59:59+00:00"
generated_at: "2026-05-17T21:12:23.229595+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Fuel Tech Q2 revenue down 20% to $5.6M, net loss $(0.02)/sh; backlog drops to $7.8M

## Summary
- Revenue $5.6M vs $7.0M; net loss $(689K) ($0.02/sh) vs $(421K) ($0.02/sh).
- Gross margin improved to 45.5% from 41.9%; APC segment margin 43.9% vs 39.1%.
- APC backlog $7.8M at June 30, down from $10.3M at March 31; expects $2.5-3.0M new orders in Aug.
- Cash and securities $31M, no debt; equity $40.6M ($1.32/sh).
- CEO highlights data center SCR opportunities; DGI demonstration at fish hatchery through Q2 2026.

## SEC filing metadata
- accession: 0001437749-25-024872
- form_type: 8-K
- ticker: FTEK
- cik: 0000846913
- company_name: FUEL TECH, INC.
- filed_at: 2025-08-05T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/846913/000143774925024872/0001437749-25-024872-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/846913/000143774925024872/ftek20250729_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-024872
- JSON: https://secwatch.observer/filing/0001437749-25-024872.json
- Plain text: https://secwatch.observer/filing/0001437749-25-024872.txt

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