Arch Coal

SEC EDGAR Filings (Core Natural Resources, CIK 1710366)

Machine-readable filing data for Core Natural Resources is available from the U.S. Securities and Exchange Commission, not from the company. The SEC EDGAR submissions API returns the full filing history for CIK 0001710366 (formerly CONSOL Energy Inc., renamed Core Natural Resources in January 2025) as JSON. This is a third-party government API listed here because it is the only real programmatic access to this company's data.

GitHub

Documentation

📖
Documentation
https://www.sec.gov/search-filings/edgar-application-programming-interfaces
📖
APIReference
https://data.sec.gov/submissions/CIK0001710366.json

Other Resources

🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/arch-coal/refs/heads/main/apis.yml

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API entry from apis.yml

apis.yml Raw ↑ 
aid: arch-coal:sec-edgar-filings
name: SEC EDGAR Filings (Core Natural Resources, CIK 1710366)
description: Machine-readable filing data for Core Natural Resources is available from the U.S. Securities
  and Exchange Commission, not from the company. The SEC EDGAR submissions API returns the full filing
  history for CIK 0001710366 (formerly CONSOL Energy Inc., renamed Core Natural Resources in January 2025)
  as JSON. This is a third-party government API listed here because it is the only real programmatic access
  to this company's data.
humanURL: https://www.sec.gov/search-filings/edgar-application-programming-interfaces
tags:
- Filings
- SEC EDGAR
- Third Party
tags_raw:
- Filings
- SEC EDGAR
- Third-Party
properties:
- type: Documentation
  url: https://www.sec.gov/search-filings/edgar-application-programming-interfaces
- type: APIReference
  url: https://data.sec.gov/submissions/CIK0001710366.json
x-evidence:
  verified: '2026-07-25'
  method: fetched documentation and called the endpoint
  documentation: The SEC's EDGAR APIs page documents RESTful JSON APIs on data.sec.gov — https://data.sec.gov/submissions/CIK##########.json
    plus the XBRL companyconcept, companyfacts, and frames APIs. No authentication or API key required;
    a declared User-Agent and a 10-request-per-second ceiling are the stated fair-access terms.
  endpoint_check: GET https://data.sec.gov/submissions/CIK0001710366.json returned HTTP 200 with JSON
    naming "Core Natural Resources, Inc.", ticker CNR, and the former name "CONSOL Energy Inc." through
    2025-01-10.