Quick Answer
FUEL TECH, INC. reported Operating Income of -$3.68 million for fiscal year 2025.
FUEL TECH, INC. Operating Income — Annual History
| Fiscal Year | Operating Income | YoY Change |
|---|---|---|
| 2025 | -$3.68M | +21.7% |
| 2024 | -$4.70M | -76.9% |
| 2023 | -$2.66M | -74.1% |
| 2022 | -$1.53M | -2.6% |
| 2021 | -$1.49M | +65.7% |
| 2020 | -$4.34M | +47.4% |
| 2019 | -$8.24M | -7590.9% |
| 2018 | $110.0K | +101.6% |
| 2017 | -$7.07M | +41.2% |
| 2016 | -$12.02M | -121.4% |
| 2015 | -$5.43M | +78.4% |
| 2014 | -$25.16M | -414.5% |
| 2013 | $8.00M | +53.8% |
| 2012 | $5.20M | -46.1% |
| 2011 | $9.65M | +145.1% |
| 2010 | $3.94M | +227.8% |
| 2009 | -$3.08M | — |
Quarterly Operating Income
| Quarter Ending | Operating Income | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $4.0K | +102.2% | +100.3% |
| June 30, 2025 | -$1.31M | -82.9% | -37.4% |
| March 31, 2025 | -$952.0K | +43.7% | -431.8% |
| September 30, 2024 | -$179.0K | -234.6% | +75.0% |
| June 30, 2024 | -$715.0K | +46.3% | +57.7% |
| March 31, 2024 | -$1.69M | -157.1% | -1372.2% |
| September 30, 2023 | $133.0K | -30.7% | +110.0% |
| June 30, 2023 | -$1.33M | -174.6% | -102.4% |
- FUEL TECH, INC. showed an increase of +21.7% in Operating Income compared to the prior fiscal year.
- Over the 2009–2025 period, FUEL TECH, INC.’s operating income has declined by 19.5% (from -$3.08 million to -$3.68 million).
- The most recent figure is from FUEL TECH, INC.’s fiscal year 2025 report (Form 10-K), filed with the SEC on March 3, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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