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 |
|---|---|---|---|
|
ALLIANCE RESOURCE PARTNERS LP
A diversified natural resource company producing coal and o…
|
ARLP | US | Mining and quarrying |
|
Alpha Metallurgical Resources, Inc.
A mining company that produces and sells metallurgical and …
|
AMR | US | Mining and quarrying |
|
AM Resources Corp.
Junior mineral exploration focused on coal, hydrocarbons, a…
|
AMR.H | CA | Mining and quarrying |
|
Anhui Hengyuan Coal Industry and Electricity Power Co.,Ltd
Engages in coal exploration, extraction, processing, and th…
|
600971 | CN | Mining and quarrying |
|
ASPIRE MINING LIMITED
Develops metallurgical coal projects and rail infrastructur…
|
AKM | AU | Mining and quarrying |
|
Atlas Resources Tbk
Prominent coal producer involved in acquisition, exploratio…
|
ARII | ID | Mining and quarrying |
|
AUSTRALIAN PACIFIC COAL LIMITED
Explores and develops coal assets, focusing on the Dartbroo…
|
AQC | AU | Mining and quarrying |
|
Baramulti Suksessarana Tbk
A coal mining and trading company operating multiple conces…
|
BSSR | ID | Mining and quarrying |
|
BATHURST RESOURCES LIMITED.
Produces coking coal for global export and thermal coal for…
|
BRL | NZ | Mining and quarrying |
|
Bayan Resources Tbk
Integrated, innovative, low-cost coal producer specializing…
|
BYAN | ID | 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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