Fuel Tech(FTEK) - 2019 Q3 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) For the transition period from ______ to______. x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-33059 For the quarterly period ended September 30, 2019 FUEL TECH, INC. or (State or other jurisdiction of incorporation of organization) Delaware 20-5657551 (I.R.S. Employer Identification Number) ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF ...