FUEL TECH, INC. — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-K
10-K/A
10-Q
10-Q/A
144
3
3/A
4
4/A
424B3
5
5/A
8-A12B
8-K
8-K/A
ARS
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFR14A
EFFECT
NT 10-K
PRE 14A
S-3
S-3/A
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | FORM 8-K | 0001437749-26-010084 | Mar 27, 2026 | Mar 24, 2026 |
| 4 | FORM 4 | 0001437749-26-010082 | Mar 27, 2026 | Mar 24, 2026 |
| 4 | FORM 4 | 0001437749-26-010081 | Mar 27, 2026 | Mar 24, 2026 |
| 4 | FORM 4 | 0001437749-26-010080 | Mar 27, 2026 | Mar 24, 2026 |
| 4 | FORM 4 | 0001437749-26-007356 | Mar 9, 2026 | Mar 6, 2026 |
| 10-K | FORM 10-K | 0001437749-26-006623 | Mar 3, 2026 | Dec 31, 2025 |
| 8-K | FORM 8-K | 0001437749-26-006620 | Mar 3, 2026 | — |
| 8-K | FORM 8-K | 0001437749-25-037724 | Dec 12, 2025 | Dec 11, 2025 |
| 10-Q | FORM 10-Q | 0001437749-25-033043 | Nov 4, 2025 | Sep 30, 2025 |
| 8-K | FORM 8-K | 0001437749-25-033042 | Nov 4, 2025 | — |
| SCHEDULE 13G/A | — | 0000903064-25-000015 | Nov 3, 2025 | — |
| 10-Q | FORM 10-Q | 0001437749-25-024873 | Aug 5, 2025 | Jun 30, 2025 |
| 8-K | FORM 8-K | 0001437749-25-024872 | Aug 5, 2025 | — |
| 8-K | FORM 8-K | 0001437749-25-019974 | Jun 10, 2025 | Jun 5, 2025 |
| 4 | FORM 4 | 0001437749-25-019724 | Jun 6, 2025 | Jun 4, 2025 |
| 4 | FORM 4 | 0001437749-25-019722 | Jun 6, 2025 | Jun 4, 2025 |
| 4 | FORM 4 | 0001437749-25-019721 | Jun 6, 2025 | Jun 4, 2025 |
| 144 | — | 0001950047-25-003852 | Jun 4, 2025 | — |
| 8-K | FORM 8-K | 0001437749-25-018151 | May 22, 2025 | May 21, 2025 |
| 10-Q | FORM 10-Q | 0001437749-25-016135 | May 12, 2025 | Mar 31, 2025 |
| 8-K | FORM 8-K | 0001437749-25-016134 | May 12, 2025 | — |
| DEF 14A | FORM DEF 14A | 0001437749-25-012519 | Apr 21, 2025 | Jun 5, 2025 |
| 8-K | FORM 8-K | 0001437749-25-010722 | Apr 2, 2025 | Mar 27, 2025 |
| S-8 POS | FORM S-8 POS | 0001437749-25-010721 | Apr 2, 2025 | — |
| S-8 | FORM S-8 | 0001437749-25-010720 | Apr 2, 2025 | — |
| 4 | FORM 4 | 0001437749-25-010449 | Apr 1, 2025 | Mar 28, 2025 |
| 10-K | FORM 10-K | 0001437749-25-006116 | Mar 4, 2025 | Dec 31, 2024 |
| 8-K | FORM 8-K | 0001437749-25-006115 | Mar 4, 2025 | — |
| SCHEDULE 13G/A | — | 0000903064-25-000003 | Feb 5, 2025 | — |
| 8-K | FORM 8-K | 0001437749-24-037473 | Dec 13, 2024 | Dec 12, 2024 |
| 8-K | FORM 8-K | 0001437749-24-036693 | Dec 4, 2024 | Dec 2, 2024 |
| 4 | FORM 4 | 0001437749-24-035859 | Nov 20, 2024 | Nov 19, 2024 |
| 4 | FORM 4 | 0001437749-24-035732 | Nov 19, 2024 | Nov 15, 2024 |
| 4 | FORM 4 | 0001437749-24-035532 | Nov 18, 2024 | Nov 12, 2024 |
| 10-Q | FORM 10-Q | 0001437749-24-033640 | Nov 6, 2024 | Sep 30, 2024 |
| 8-K | FORM 8-K | 0001437749-24-033639 | Nov 6, 2024 | — |
| 4 | FORM 4 | 0001437749-24-029190 | Sep 16, 2024 | Sep 12, 2024 |
| 4 | FORM 4 | 0001437749-24-029188 | Sep 16, 2024 | Sep 12, 2024 |
| 4 | FORM 4 | 0001437749-24-028131 | Aug 30, 2024 | Aug 28, 2024 |
| 8-K | FORM 8-K | 0001437749-24-027843 | Aug 27, 2024 | — |
| 4 | FORM 4 | 0001437749-24-027476 | Aug 21, 2024 | Aug 12, 2024 |
| 4 | FORM 4 | 0001437749-24-025946 | Aug 12, 2024 | Aug 9, 2024 |
| 10-Q | FORM 10-Q | 0001437749-24-024919 | Aug 6, 2024 | Jun 30, 2024 |
| 8-K | FORM 8-K | 0001437749-24-024917 | Aug 6, 2024 | — |
| 8-K/A | FORM 8-K/A | 0001437749-24-021566 | Jun 28, 2024 | Jun 6, 2024 |
| 8-K | FORM 8-K | 0001437749-24-019815 | Jun 10, 2024 | Jun 6, 2024 |
| 8-K | FORM 8-K | 0001437749-24-019814 | Jun 10, 2024 | Jun 6, 2024 |
| 4 | FORM 4 | 0001437749-24-019657 | Jun 7, 2024 | Jun 5, 2024 |
| 4 | FORM 4 | 0001437749-24-019656 | Jun 7, 2024 | Jun 5, 2024 |
| 4 | FORM 4 | 0001437749-24-019655 | Jun 7, 2024 | Jun 5, 2024 |