FUEL TECH, INC.

FTEK · Nasdaq · SIC 3564: Industrial & Commercial Fans & Blowers & Air Purifing Equip
323
SEC Filings

Business Summary

Fuel Tech, Inc. is a technology company developing and commercializing proprietary technologies for air pollution control, process optimization, water treatment, and advanced engineering services. Key products include NOxOUT and ASCR NOx reduction systems, ULTRA and U2A ammonia generation systems, Electrostatic Precipitator (ESP) solutions, Flue Gas Conditioning (FGC) systems, FUEL CHEM chemical injection programs using TIFI technology, and DGI Dissolved Gas Infusion water treatment systems. The company serves utility, industrial, and municipal customers worldwide with installations on over 2,000 NOx reduction units and 600 particulate control units globally.

Next Earnings

Q2 FY2026 — expected 2026-08-12

Key Facts from Earnings Calls

TypeSubjectDetailQuarter
topic_mentionFTEKdiscussed_in_filing Data Center
topic_mentionFTEKdiscussed_in_filing Cybersecurity
topic_mentionFTEKdiscussed_in_filing Trusted Computing
topic_mentionFTEKdiscussed_in_filing Blockchain & Crypto
topic_mentionFTEKdiscussed_in_filing Supply Chain
topic_mentionFTEKdiscussed_in_filing Regulation
topic_mentionFTEKdiscussed_in_filing Automotive
topic_mentionFTEKdiscussed_in_filing Healthcare & Bio
topic_mentionFTEKdiscussed_in_filing AI Compute
topic_mentionFTEKdiscussed_in_filing Platform & Ecosystem
topic_mentionFTEKdiscussed_in_filing Sovereign & Government
topic_mentionFTEKdiscussed_in_filing Data Center
topic_mentionFTEKdiscussed_in_filing Cybersecurity
topic_mentionFTEKdiscussed_in_filing Trusted Computing
topic_mentionFTEKdiscussed_in_filing Blockchain & Crypto
topic_mentionFTEKdiscussed_in_filing Supply Chain
topic_mentionFTEKdiscussed_in_filing Regulation
topic_mentionFTEKdiscussed_in_filing Automotive
topic_mentionFTEKdiscussed_in_filing Healthcare & Bio
topic_mentionFTEKdiscussed_in_filing AI Compute

Annual Reports (10-K)

FiledPeriodAccessionSourceFull Text
2026-03-032025-12-310001437749-26-006623EDGAR38K words
2025-03-042024-12-310001437749-25-006116EDGAR—
2024-03-112023-12-310001437749-24-007335EDGAR—
2023-03-072022-12-310001437749-23-005675EDGAR—
2022-03-082021-12-310001437749-22-005551EDGAR—
2021-03-152020-12-310001437749-21-006048EDGAR—
2020-03-122019-12-310000846913-20-000019EDGAR—
2019-03-142018-12-310000846913-19-000020EDGAR—
2018-03-122017-12-310000846913-18-000031EDGAR—
2017-03-142016-12-310000846913-17-000025EDGAR—

Quarterly Reports (10-Q)

FiledPeriodAccessionSourceFull Text
2025-11-042025-09-300001437749-25-033043EDGAR15K words
2025-08-052025-06-300001437749-25-024873EDGAR—
2025-05-122025-03-310001437749-25-016135EDGAR—
2024-11-062024-09-300001437749-24-033640EDGAR—
2024-08-062024-06-300001437749-24-024919EDGAR—
2024-05-072024-03-310001437749-24-015111EDGAR—
2023-11-072023-09-300001437749-23-030663EDGAR—
2023-08-082023-06-300001437749-23-022534EDGAR—
2023-05-092023-03-310001437749-23-013321EDGAR—
2022-11-082022-09-300001437749-22-026380EDGAR—
2022-08-102022-06-300001437749-22-019803EDGAR—
2022-05-102022-03-310001437749-22-011763EDGAR—

Recent Current Reports (8-K)

FiledAccessionSourceFull Text
2026-03-270001437749-26-010084EDGAR2K words
2026-03-030001437749-26-006620EDGAR—
2025-12-120001437749-25-037724EDGAR—
2025-11-040001437749-25-033042EDGAR—
2025-08-050001437749-25-024872EDGAR—
2025-06-100001437749-25-019974EDGAR—
2025-05-220001437749-25-018151EDGAR—
2025-05-120001437749-25-016134EDGAR—
2025-04-020001437749-25-010722EDGAR—
2025-03-040001437749-25-006115EDGAR—

323 total filings indexed. 291 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR

Sector Peers

CECO — CECO ENVIRONMENTAL CORP DCI — DONALDSON Co INC KNOS — KRONOS ADVANCED TECHNOLOGIES INC PPIH — Perma-Pipe International Holdings, Inc.

Tags

air-pollution-control nox-reduction particulate-control flue-gas-conditioning water-and-wastewater-treatment electric-power-generation industrial-combustion biomass-and-waste-incineration hydrogen-production chemical-and-petrochemical-industries municipal-waste-treatment naaqs-(national-ambient-air-quality-standards) clean-air-act-(caa) best-available-control-technology-(bact) best-available-retrofit-control-technology-(barct) eu-best-available-reference-technology-(bref) good-neighbor-sip-provisions california-south-coast-aqmd-requirements

Company Identity

CIK0000846913
TickerFTEK
ExchangeNasdaq
SIC3564: Industrial & Commercial Fans & Blowers & Air Purifing Equip
IncorporatedDE
HeadquartersWarrenville, Illinois

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JSON Profile Stock Quote AI Readiness Report
Origin Provenance
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signed: 2026-04-13T04:45:09.309Z
sources: 22 verified data leaves
chain: SEC.gov PEM → origin.rootz.global extraction → this page
verify: sha256(content_hash + parent + timestamp) = leaf