<SEC-DOCUMENT>0001037389-21-000020-index.html : 20210210 <SEC-HEADER>0001037389-21-000020.hdr.sgml : 20210210 <ACCEPTANCE-DATETIME>20210210104746 ACCESSION NUMBER: 0001037389-21-000020 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20210210 DATE AS OF CHANGE: 20210210 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: FUEL TECH, INC. CENTRAL INDEX KEY: 0000846913 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564] IRS NUMBER: 205657551 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-53967 FILM NUMBER: 21610555 BUSINESS ADDRESS: STREET 1: 27601 BELLA VISTA PARKWAY CITY: WARRENVILLE STATE: IL ZIP: 60555 BUSINESS PHONE: 6308454431 MAIL ADDRESS: STREET 1: 27601 BELLA VISTA PARKWAY CITY: WARRENVILLE STATE: IL ZIP: 60555 FORMER COMPANY: FORMER CONFORMED NAME: FUEL TECH N V DATE OF NAME CHANGE: 19930510 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: RENAISSANCE TECHNOLOGIES LLC CENTRAL INDEX KEY: 0001037389 IRS NUMBER: 260385758 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 800 THIRD AVE CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 2124866780 MAIL ADDRESS: STREET 1: 800 THIRD AVE CITY: NEW YORK STATE: NY ZIP: 10022 FORMER COMPANY: FORMER CONFORMED NAME: RENAISSANCE TECHNOLOGIES CORP DATE OF NAME CHANGE: 19990324 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G <SEQUENCE>1 <FILENAME>ftek-13g_20201231.txt <TEXT> Document 1 - file: ftek-13g_20201231.txt
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