CORE NATURAL RESOURCES INC

Ticker: CNR CUSIP: 218937100 Class: Common Stock

Mountain Lake Investment Management LLC's Holding History (CIK: 0001308555)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 17,643 Value ($000) $1,473 Avg Close $74.75 Range $64.40 - $85.49

Q2 2025

Shares 15,766 Value ($000) $1,100 Avg Close $70.86 Range $57.95 - $78.17

Q1 2025

Shares 11,500 Value ($000) $887 Avg Close $84.05 Range $66.27 - $109.02

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	17,643	$1,473	$74.75	$64.40 - $85.49
Q2 2025	15,766	$1,100	$70.86	$57.95 - $78.17
Q1 2025	11,500	$887	$84.05	$66.27 - $109.02