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.
Q2 FY2026 — expected 2026-08-12
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-03-03 | 2025-12-31 | 0001437749-26-006623 | EDGAR | 38K words |
| 2025-03-04 | 2024-12-31 | 0001437749-25-006116 | EDGAR | — |
| 2024-03-11 | 2023-12-31 | 0001437749-24-007335 | EDGAR | — |
| 2023-03-07 | 2022-12-31 | 0001437749-23-005675 | EDGAR | — |
| 2022-03-08 | 2021-12-31 | 0001437749-22-005551 | EDGAR | — |
| 2021-03-15 | 2020-12-31 | 0001437749-21-006048 | EDGAR | — |
| 2020-03-12 | 2019-12-31 | 0000846913-20-000019 | EDGAR | — |
| 2019-03-14 | 2018-12-31 | 0000846913-19-000020 | EDGAR | — |
| 2018-03-12 | 2017-12-31 | 0000846913-18-000031 | EDGAR | — |
| 2017-03-14 | 2016-12-31 | 0000846913-17-000025 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2025-11-04 | 2025-09-30 | 0001437749-25-033043 | EDGAR | 15K words |
| 2025-08-05 | 2025-06-30 | 0001437749-25-024873 | EDGAR | — |
| 2025-05-12 | 2025-03-31 | 0001437749-25-016135 | EDGAR | — |
| 2024-11-06 | 2024-09-30 | 0001437749-24-033640 | EDGAR | — |
| 2024-08-06 | 2024-06-30 | 0001437749-24-024919 | EDGAR | — |
| 2024-05-07 | 2024-03-31 | 0001437749-24-015111 | EDGAR | — |
| 2023-11-07 | 2023-09-30 | 0001437749-23-030663 | EDGAR | — |
| 2023-08-08 | 2023-06-30 | 0001437749-23-022534 | EDGAR | — |
| 2023-05-09 | 2023-03-31 | 0001437749-23-013321 | EDGAR | — |
| 2022-11-08 | 2022-09-30 | 0001437749-22-026380 | EDGAR | — |
| 2022-08-10 | 2022-06-30 | 0001437749-22-019803 | EDGAR | — |
| 2022-05-10 | 2022-03-31 | 0001437749-22-011763 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-03-27 | 0001437749-26-010084 | EDGAR | 2K words |
| 2026-03-03 | 0001437749-26-006620 | EDGAR | — |
| 2025-12-12 | 0001437749-25-037724 | EDGAR | — |
| 2025-11-04 | 0001437749-25-033042 | EDGAR | — |
| 2025-08-05 | 0001437749-25-024872 | EDGAR | — |
| 2025-06-10 | 0001437749-25-019974 | EDGAR | — |
| 2025-05-22 | 0001437749-25-018151 | EDGAR | — |
| 2025-05-12 | 0001437749-25-016134 | EDGAR | — |
| 2025-04-02 | 0001437749-25-010722 | EDGAR | — |
| 2025-03-04 | 0001437749-25-006115 | EDGAR | — |
323 total filings indexed. 291 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0000846913 |
| Ticker | FTEK |
| Exchange | Nasdaq |
| SIC | 3564: Industrial & Commercial Fans & Blowers & Air Purifing Equip |
| Incorporated | DE |
| Headquarters | Warrenville, Illinois |
| Website | http://www.ftek.com |
| Listed | 1993-09-07 |
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