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FUEL TECH, INC.

For the period ended May 5, 2026. Filed May 5, 2026.

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About this filing

A notice of a major event between regular reports, such as results, a deal or a change of executives. It is often the first formal record of the news.

May 5, 2026 · Filed May 5, 2026

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FTEK$1.35+1.5%Stored close · as of Nov 6, 2026
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EX-99.1 · Segment Data- Reporting Segments

Segment Data- Reporting Segments

Air Pollution · FUEL CHEM
Three months ended March 31, 2026Control SegmentSegmentOtherTotal
Revenues from external customers$1,604$4,476$—$6,080
Cost of sales(989)(2,447)—(3,436)
Gross margin6152,029—2,644
Selling, general and administrative——(3,716)(3,716)
Research and development——(524)(524)
Operating income (loss) from operations$615$2,029$(4,240)$(1,596)
Air Pollution · FUEL CHEM
Three months ended March 31, 2025Control SegmentSegmentOtherTotal
Revenues from external customers$1,303$5,079$—$6,382
Cost of sales(878)(2,545)—(3,423)
Gross margin4252,534—2,959
Selling, general and administrative——(3,341)(3,341)
Research and development——(570)(570)
Operating income (loss) from operations$425$2,534$(3,911)$(952)
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.