Fuel Tech(FTEK) - 2018 Q4 - Annual Report

Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ______________________________ (Mark One) ý ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-33059 ______________________________ Fuel Tech, Inc. (Exact name of registrant as specified in its charter) ...