FilingIndex
10-K/AThe Record

Core Natural Resources, Inc. files 10-K/A

Filed Feb 27, 2026 · 4mo ago · Accession 0001710366-26-000009

Plain English

Annual report — full-year financials, business overview, and risk factors.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
CNR
CIK
1710366
Form type
10-K/A
Filing date
Feb 27, 2026
Report date
Dec 31, 2025
Document
cnr-20251231.htm
Size
15.3 MB