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 |
Browse filings by year
10 yearsMarket data
Market data not available
Last price
Market cap
volume
Day range
today
52-week range
trailing
Price history
Peer group · Mining of hard coal
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
PT Bukit Asam (Persero) Tbk
Focused on coal mining, energy infrastructure, and developi…
|
PTBA | ID | Mining and quarrying |
|
PT BUMA Internasional Grup Tbk
A holding company providing leading open-cut coal mining se…
|
DOID | ID | Mining and quarrying |
|
PT BUMI RESOURCES TBK.
Holding company engaged in coal exploration, production, an…
|
81GB | SG | Mining and quarrying |
|
PT Dwi Guna Laksana Tbk
Coal mining and trading, managing concessions and port faci…
|
DWGL | ID | Mining and quarrying |
|
PT Mitrabara Adiperdana Tbk
Primarily engaged in coal mining and trading activities, se…
|
MBAP | ID | Mining and quarrying |
|
PT MNC Energy Investments Tbk
Investment and holding company in energy, specializing in c…
|
IATA | ID | Mining and quarrying |
|
PT Permata Prima Sakti Tbk.
Specializes in coal mining and trading, providing products …
|
TKGA | ID | Mining and quarrying |
|
PT Petrindo Jaya Kreasi Tbk
Holding company engaged in mineral and energy mining, opera…
|
CUAN | ID | Mining and quarrying |
|
PT Prima Andalan Mandiri Tbk
Primarily engaged in coal mining, providing integrated serv…
|
MCOL | ID | Mining and quarrying |
|
PT Royaltama Mulia Kontraktorindo Tbk.
Provides comprehensive services to the mining industry, spe…
|
RMKO | 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)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.
We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.