Core Natural Resources, Inc. — Investor Relations & Filings
Filings indexed
623
across all filing types
Latest filing
2026-05-19
Regulatory Filings
Country
US
United States of America
Listing
US
CNR
Core Natural Resources, Inc. is a producer and global supplier of coal-based products. The company operates multiple mines, focusing on the production and export of high-quality, low-cost metallurgical and high calorific value thermal coals. These products serve international markets, meeting demand for essential infrastructure development, reliable energy generation, and critical resources for steel manufacturing.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K | 2026-05-19 | English | |
| 10-Q - Core Natural Resources, Inc. (0001710366) (Filer) | 2026-05-07 | English | |
| 8-K - Core Natural Resources, Inc. (0001710366) (Filer) | 2026-05-07 | English | |
| 8-K - Core Natural Resources, Inc. (0001710366) (Filer) | 2026-05-04 | English | |
| 8-K - Core Natural Resources, Inc. (0001710366) (Filer) | 2026-04-30 | English | |
| 4 - Core Natural Resources, Inc. (0001710366) (Issuer) | 2026-03-20 | English |
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Peer group · Mining of hard coal
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
Cobalt Coal Ltd.
Extracts and processes metallurgical coal for steel manufac…
|
CCF | CA | Mining and quarrying |
|
COKAL LIMITED
Develops metallurgical coal projects in Indonesia for the g…
|
CKA | AU | Mining and quarrying |
|
Colonial Coal International Corp.
Pure-play metallurgical coal development company focused on…
|
CAD | CA | Mining and quarrying |
|
Compliance Energy Corporation
Resource development company that historically focused on c…
|
CPYCF | CA | Mining and quarrying |
|
CONTANGO HOLDINGS PLC
A natural resource company producing coking and thermal coa…
|
CGO | GB | Mining and quarrying |
|
CORONADO GLOBAL RESOURCES INC.
Global producer and exporter of metallurgical coal for the …
|
CRN | US | Mining and quarrying |
|
Corsa Coal Corp.
A mining company producing and selling metallurgical and th…
|
CSO.H | CA | Mining and quarrying |
|
E&P Global Holdings Limited
Focused on Russian coal extraction/trade and refined petrol…
|
1142 | HK | Mining and quarrying |
|
Exploitasi Energi Indonesia Tbk
Integrated coal-based energy provider with operations in mi…
|
CNKO | ID | Mining and quarrying |
|
EXXARO RESOURCES LIMITED
Diversified resources enterprise transitioning to minerals …
|
EXX | ZA | Mining and quarrying |
Core Natural Resources, 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/31117/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=31117 | 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=31117 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
Full reference: API reference · OpenAPI schema
cURL
$ curl https://api.financialreports.eu/api/filings/?company=31117 \ -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": 31117}, 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 Core Natural Resources, Inc. (id: 31117)"
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