
FUEL TECH, INC. — Investor Relations & Filings
Fuel Tech, Inc. is a technology company that develops, commercializes, and applies proprietary technologies for air pollution control (APC) and water treatment. The company's APC segment provides multi-pollutant emissions control and process optimization solutions for industrial combustion sources, including systems for nitrogen oxide (NOx) reduction. Its water treatment segment offers advanced technologies for water and wastewater management, featuring its DGI® (Dissolved Gas Infusion) systems which support applications in markets such as aquaculture. The company focuses on delivering cost-effective and sustainable environmental technologies to a global customer base.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 10-Q - FUEL TECH, INC. (0000846913) (Filer) | 2026-05-05 | English | |
| DEF 14A - FUEL TECH, INC. (0000846913) (Filer) | 2026-04-13 | English | |
| 4 - FUEL TECH, INC. (0000846913) (Issuer) | 2026-03-27 | English | |
| 4 - FUEL TECH, INC. (0000846913) (Issuer) | 2026-03-27 | English | |
| 4 - FUEL TECH, INC. (0000846913) (Issuer) | 2026-03-27 | English | |
| 10-K - FUEL TECH, INC. (0000846913) (Filer) | 2026-03-03 | English |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
7 filings
| |||||
| 41530406 | 10-Q - FUEL TECH, INC. (0000846913) (Filer) | 2026-05-05 | English | ||
| 34434526 | DEF 14A - FUEL TECH, INC. (0000846913) (Filer) | 2026-04-13 | English | ||
| 33065539 | 4 - FUEL TECH, INC. (0000846913) (Issuer) | 2026-03-27 | English | ||
| 33065529 | 4 - FUEL TECH, INC. (0000846913) (Issuer) | 2026-03-27 | English | ||
| 33065432 | 4 - FUEL TECH, INC. (0000846913) (Issuer) | 2026-03-27 | English | ||
| 32882182 | 10-K - FUEL TECH, INC. (0000846913) (Filer) | 2026-03-03 | English | ||
| 32882181 | 8-K - FUEL TECH, INC. (0000846913) (Filer) | 2026-03-03 | English | ||
|
2025
8 filings
| |||||
| 24439382 | 8-K Filing | 2025-12-12 | English | ||
| 9761037 | FORM 10-Q | 2025-11-04 | English | ||
| 9761038 | FORM 8-K | 2025-11-04 | English | ||
| 9761039 | Major Shareholding Notification 2025 | 2025-11-03 | English | ||
| 9761040 | FORM 10-Q | 2025-08-05 | English | ||
| 9761041 | FORM 8-K | 2025-08-05 | English | ||
| 9761042 | FORM 8-K | 2025-06-10 | English | ||
| 9761043 | FORM 4 | 2025-06-06 | English | ||
Market data
Market data not available
Price history
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FUEL TECH, INC. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/34249/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=34249 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=34249 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=34249 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 34249}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for FUEL TECH, INC. (id: 34249)"
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