DOSSIER · 13F Holders · Q3 2026
FUEL TECH INC
3 institutions still hold FUEL TECH INC as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 359523907·3 13F holders·last filed Sep 30, 2026
AI Holders Summary · Q3 2026
3 institutions reported FUEL TECH INC in Q3 2026. SIMPLEX TRADING, LLC leads at 84.6% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.