Fuel Tech, Inc. SEC filings FTEK
Fuel Tech, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Oct 28, 2003. Its latest annual report, Form 10-K, was filed on Mar 3, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 3, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEF 14A | Proxy statement | Apr 13, 2026 | Jun 4, 2026 |
| DEF 14A | Proxy statement | Apr 21, 2025 | Jun 5, 2025 |
| DEF 14A | Proxy statement | Apr 15, 2024 | Jun 6, 2024 |
| PRE 14A | Preliminary proxy statement | Apr 4, 2024 | Jun 6, 2024 |
| DEFA14A | Additional proxy material | Apr 19, 2023 | — |
| DEF 14A | Proxy statement | Apr 17, 2023 | Jun 8, 2023 |
| DEF 14A | Proxy statement | Apr 11, 2022 | Jun 2, 2022 |
| DEFA14A | Additional proxy material | May 13, 2021 | — |
| DEF 14A | Proxy statement | Mar 26, 2021 | May 20, 2021 |
| DEFA14A | Additional proxy material | May 11, 2020 | — |
| DEF 14A | Proxy statement | Mar 25, 2020 | May 20, 2020 |
| PRE 14A | Preliminary proxy statement | Mar 13, 2020 | May 20, 2020 |
| DEF 14A | Proxy statement | Mar 26, 2019 | May 16, 2019 |
| DEF 14A | Proxy statement | Mar 26, 2018 | May 16, 2018 |
| DEF 14A | Proxy statement | Mar 27, 2017 | May 18, 2017 |
| PRE 14A | Preliminary proxy statement | Mar 16, 2017 | May 18, 2017 |
| DEF 14A | Proxy statement | Mar 24, 2016 | May 19, 2016 |
| DEF 14A | Proxy statement | Apr 1, 2015 | May 21, 2015 |
| DEF 14A | Proxy statement | Mar 31, 2014 | May 22, 2014 |
| PRE 14A | Preliminary proxy statement | Mar 18, 2014 | May 22, 2014 |
| DEF 14A | Proxy statement | Apr 17, 2013 | May 23, 2013 |
| DEF 14A | Proxy statement | Apr 11, 2012 | May 24, 2012 |
| DEFA14A | Additional proxy material | May 12, 2011 | — |
| DEFA14A | Additional proxy material | May 10, 2011 | — |
| DEF 14A | Proxy statement | Apr 5, 2011 | May 19, 2011 |
| PRE 14A | Preliminary proxy statement | Mar 16, 2011 | May 19, 2011 |
| DEF 14A | Proxy statement | Apr 26, 2010 | May 20, 2010 |
| DEF 14A | Proxy statement | Apr 15, 2009 | May 21, 2009 |
| DEF 14A | Proxy statement | Apr 14, 2008 | May 22, 2008 |
| DEF 14A | Proxy statement | Apr 23, 2007 | May 23, 2007 |
| DEF 14A | Proxy statement | Apr 27, 2006 | Jun 1, 2006 |
| DEF 14A | Proxy statement | Apr 27, 2005 | Jun 2, 2005 |
| DEF 14A | Proxy statement | Apr 29, 2004 | Jun 3, 2004 |
Showing 33 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Industrial & Commercial Fans & Blowers & Air Purifing Equip (SIC 3564)
- Listed as
- FTEK (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Warrenville, IL
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 846913
- Former names
- FUEL TECH N V (until Oct 5, 2006)
Other Industrial & Commercial Fans & Blowers & Air Purifing Equip companies
- Madison Air Solutions Corp MAIR
- DONALDSON Co INC DCI
- Ceco Environmental Corp CECO
- Perma-Pipe International Holdings, Inc. PPIH
- Kronos Advanced Technologies Inc KNOS
All 6 Industrial & Commercial Fans & Blowers & Air Purifing Equip companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.