Core Natural Resources, Inc. 8-K

What Happened

• Core Natural Resources, Inc. announced its 2025 fourth-quarter results in a press release dated February 12, 2026. The press release is attached to the Form 8‑K as Exhibit 99.1.
• On the same date (February 12, 2026) the company posted an investor presentation to its website (furnished as Exhibit 99.2). The company’s website is www.corenaturalresources.com.
• The company states that the information in this Current Report and its exhibits is “furnished” (not “filed”) under SEC rules. The report is signed by Miteshkumar B. Thakkar, President and Chief Financial Officer, dated February 12, 2026.

Key Details

• Filing date: February 12, 2026 (Form 8‑K).
• Item 2.02: Press release announcing 2025 Q4 results (Exhibit 99.1).
• Item 7.01: Investor presentation posted to website and furnished as Exhibit 99.2.
• Legal note: Exhibits are furnished—not filed—per the report’s disclosure.

Why It Matters

• This 8‑K notifies investors that Core Natural Resources has publicly released its quarterly results and supporting investor materials; those documents are the primary sources for specific financial figures, trends, and management commentary.
• Retail investors should review the attached press release and investor presentation (Exhibits 99.1 and 99.2) or visit the company’s Investors page for the detailed numbers and any management discussion before making decisions.