---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-24-015108"
form_type: "8-K"
ticker: "FTEK"
cik: "0000846913"
company_name: "FUEL TECH, INC."
filed_at: "2024-05-07T23:59:59+00:00"
generated_at: "2026-06-02T21:24:27.748676+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Fuel Tech Q1 revenue down 32% to $5.0M; net income $281k on $1.7M ERC credit

## Summary
- Q1 2024 revenue $5.0M vs $7.3M YoY; net income $281k ($0.01/sh) vs net loss $(414k).
- APC segment revenue $2.3M (down 36%); gross margin improved to 38.4% from 27.1%.
- FUEL CHEM segment revenue $2.6M (down 30%); gross margin fell to 43.2% from 49.4%.
- Adjusted EBITDA loss $(1.5M) vs $(0.6M) YoY; cash & investments $32.1M, no debt.
- Expects APC revenue to rise modestly in 2024; potential $1.5-2M from new FUEL CHEM client.

## SEC filing metadata
- accession: 0001437749-24-015108
- form_type: 8-K
- ticker: FTEK
- cik: 0000846913
- company_name: FUEL TECH, INC.
- filed_at: 2024-05-07T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/846913/000143774924015108/0001437749-24-015108-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/846913/000143774924015108/ftek20240430_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-24-015108
- JSON: https://secwatch.observer/filing/0001437749-24-015108.json
- Plain text: https://secwatch.observer/filing/0001437749-24-015108.txt

## Key facts
- Earnings Releases
  FUEL TECH, INC. reported first quarter (Q1 2024) ended March 31, 2024 results: revenue $5.0 million, net income $281,000, EPS $0.01 per share.
  - Period: first quarter (Q1 2024) ended March 31, 2024
  - Revenue: $5.0 million
  - Net income: $281,000
  - EPS: $0.01 per share
  - Result: reported results
  source text: Q1 2024 Consolidated Results Overview Consolidated revenues for Q1 2024 declined to $5.0 million from $7.3 million in the three months ended March 31, 2023 (Q1 2023), with reductions in both business segments from the prior year period.
  evidence_url: https://www.sec.gov/Archives/edgar/data/846913/000143774924015108/0001437749-24-015108-index.htm

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