Fuel Tech FTEK SEC Filings

NASDAQ FTEK
$1.37 -0.01 (-0.72%)
At close: Oct 21, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Fuel Tech, Inc. (FTEK) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
1SCHEDULE 13G/AOthers0000903064-26-000010Oct 7, 2026 4:46 PM
28-KCurrent Report0001437749-26-030744Sep 18, 2026 8:02 PM
34Insider Transaction0001437749-26-029608Sep 3, 2026 8:06 PM
48-KCurrent Report0001437749-26-029510Sep 2, 2026 4:02 PM
53Insider Transaction0001437749-26-028527Aug 19, 2026 8:01 PM
610-QQuarterly & Annual Report0001437749-26-025711Aug 4, 2026 9:03 PM
78-KCurrent Report0001437749-26-025707Aug 4, 2026 9:01 PM
88-KCurrent Report0001437749-26-025704Aug 4, 2026 9:00 PM
98-KCurrent Report0001437749-26-019829Jun 8, 2026 8:02 PM
104Insider Transaction0001437749-26-019745Jun 5, 2026 8:12 PM
114Insider Transaction0001437749-26-019744Jun 5, 2026 8:12 PM
124Insider Transaction0001437749-26-019743Jun 5, 2026 8:11 PM
1310-QQuarterly & Annual Report0001437749-26-014907May 5, 2026 8:33 PM
1410-QQuarterly & Annual Report0001437749-26-014907May 5, 2026 8:33 PM
1510-QQuarterly & Annual Report0001437749-26-014907May 5, 2026 8:33 PM
168-KCurrent Report0001437749-26-014902May 5, 2026 8:30 PM
178-KCurrent Report0001437749-26-014902May 5, 2026 8:30 PM
188-KCurrent Report0001437749-26-014902May 5, 2026 8:30 PM
19DEF 14AOthers0001437749-26-012157Apr 13, 2026 8:03 PM
20SCHEDULE 13GBeneficial Ownership Report0000903064-26-000005Apr 6, 2026 9:05 PM
218-KCurrent Report0001437749-26-010084Mar 27, 2026 8:05 PM
224Insider Transaction0001437749-26-010082Mar 27, 2026 8:03 PM
234Insider Transaction0001437749-26-010082Mar 27, 2026 8:03 PM
244Insider Transaction0001437749-26-010082Mar 27, 2026 8:03 PM
254Insider Transaction0001437749-26-010081Mar 27, 2026 8:03 PM
264Insider Transaction0001437749-26-010081Mar 27, 2026 8:03 PM
274Insider Transaction0001437749-26-010081Mar 27, 2026 8:03 PM
284Insider Transaction0001437749-26-010080Mar 27, 2026 8:02 PM
294Insider Transaction0001437749-26-010080Mar 27, 2026 8:02 PM
304Insider Transaction0001437749-26-010080Mar 27, 2026 8:02 PM
314Insider Transaction0001437749-26-007356Mar 9, 2026 8:05 PM
3210-KQuarterly & Annual Report0001437749-26-006623Mar 3, 2026 9:31 PM
338-KCurrent Report0001437749-26-006620Mar 3, 2026 9:30 PM
348-KCurrent Report0001437749-25-037724Dec 12, 2025 9:00 PM
3510-QQuarterly & Annual Report0001437749-25-033043Nov 4, 2025 9:35 PM
368-KCurrent Report0001437749-25-033042Nov 4, 2025 9:33 PM
37SCHEDULE 13GBeneficial Ownership Report0000903064-25-000015Nov 3, 2025 10:27 PM
3810-QQuarterly & Annual Report0001437749-25-024873Aug 5, 2025 8:31 PM
398-KCurrent Report0001437749-25-024872Aug 5, 2025 8:30 PM
408-KCurrent Report0001437749-25-019974Jun 10, 2025 8:05 PM
414Insider Transaction0001437749-25-019724Jun 6, 2025 8:11 PM
424Insider Transaction0001437749-25-019724Jun 6, 2025 8:11 PM
434Insider Transaction0001437749-25-019724Jun 6, 2025 8:11 PM
444Insider Transaction0001437749-25-019722Jun 6, 2025 8:10 PM
454Insider Transaction0001437749-25-019722Jun 6, 2025 8:10 PM
464Insider Transaction0001437749-25-019722Jun 6, 2025 8:10 PM
474Insider Transaction0001437749-25-019721Jun 6, 2025 8:09 PM
484Insider Transaction0001437749-25-019721Jun 6, 2025 8:09 PM
494Insider Transaction0001437749-25-019721Jun 6, 2025 8:09 PM
50144Insider Transaction0001950047-25-003852Jun 4, 2025 8:50 PM
...

Fuel Tech, Inc. SEC Filings API

Pull Fuel Tech, Inc.'s SEC filing index, with links to every filing and exhibit, into your own tools with the Business Quant SEC Filings API. Swap YOUR_API_KEY for your own key.

https://data.businessquant.com/secfilings?ticker=FTEK&formtype=10-K,10-Q&api_key=YOUR_API_KEY