secwatch.observer — SEC 8-K summary
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Issuer:     Core Natural Resources, Inc. (CNR)
CIK:        0001710366
Form:       8-K/A
Filed at:   2025-02-18T23:59:59+00:00
Accession:  0001193125-25-028132
Event type: other_material
Sentiment:  neutral
Materiality: 0.10
Item codes: 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Core Natural Resources files amendment to include Arch financials in 8-K
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- Amendment adds audited Arch financials for 2023, 2022, 2021 and unaudited 2024 nine-month period.
- Includes pro forma combined financials as of Sept 30, 2024 and for year ended Dec 31, 2023.
- No new material changes; original 8-K merger close on Jan 14, 2025 unchanged.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1710366/000119312525028132/0001193125-25-028132-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1710366/000119312525028132/d900101d8ka.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-028132

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer