Transaction Details

Footnotes

This sale was made in connection with a long-term strategy for estate planning purposes. | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.62 to $101.57, inclusive. The reporting person undertakes to provide to Core Natural Resources, Inc., any security holder of Core Natural Resources, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4. | Of the 266,975 shares reported, 44,640 shares are unvested restricted stock units.