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Fuel Tech·Geographic·1 segment

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Data sourced from SEC filings — methodology

OpenCapital is not affiliated with or endorsed by the U.S. Securities and Exchange Commission (SEC). All data is sourced from publicly available SEC filings.

Segment	Q4 '21	Q4 '22	Q4 '23	Q4 '24	Q4 '25
Non Us	20%	25%	21%	29%	21%
Total	20%	25%	21%	29%	21%