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Core Natural Resources, Inc.

For the period ended Feb 20, 2025. Filed Feb 20, 2025.

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About this filing

A notice of a major event between regular reports, such as results, a deal or a change of executives. It is often the first formal record of the news.

Feb 20, 2025 · Filed Feb 20, 2025

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CNR$79.31+5.5%Stored close · as of Nov 6, 2026
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Contents

EX-99.1 · Fair Value of Long-Term Debt

Fair Value of Long-Term Debt

At December 31, 2024 and 2023, the fair value of the Company’s debt, including amounts classified as current, was $137.9 million and $142.1 million, respectively. Fair values are based upon observed prices in an active market, when available, or from valuation models using market information, which fall into Level 2 in the fair value hierarchy.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.