Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001437749-26-025711
Filing Date
2026-08-04
Accepted
2026-08-04 17:03:31
Documents
75
Period of Report
2026-06-30

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q ftek20260630_10q.htm   iXBRL 10-Q 1106784
2 EXHIBIT 31.1 ex_971459.htm EX-31.1 9608
3 EXHIBIT 31.2 ex_971460.htm EX-31.2 9694
4 EXHIBIT 32 ex_971461.htm EX-32 8831
  Complete submission text file 0001437749-26-025711.txt   6327947

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA ftek-20260630.xsd EX-101.SCH 55642
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE ftek-20260630_cal.xml EX-101.CAL 42738
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE ftek-20260630_def.xml EX-101.DEF 357469
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE ftek-20260630_lab.xml EX-101.LAB 308016
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ftek-20260630_pre.xml EX-101.PRE 396524
79 EXTRACTED XBRL INSTANCE DOCUMENT ftek20260630_10q_htm.xml XML 1128496
Mailing Address 27601 BELLA VISTA PARKWAY WARRENVILLE IL 60555
Business Address 27601 BELLA VISTA PARKWAY WARRENVILLE IL 60555 6308454431
FUEL TECH, INC. (Filer) CIK: 0000846913 (see all company filings)

EIN.: 205657551 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-33059 | Film No.: 261239951
SIC: 3564 Industrial & Commercial Fans & Blowers & Air Purifing Equip
(CF Office: 06 Technology)