CORE NATURAL RESOURCES INC

Ticker: CNR CUSIP: 218937100 Class: Common Stock

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q4 2025

Shares 30,202 Value ($000) $2,673 Avg Close $85.17 Range $74.65 - $102.80

Q3 2025

Shares 32,119 Value ($000) $2,681 Avg Close $74.75 Range $64.40 - $85.49

Q2 2025

Shares 32,707 Value ($000) $2,281 Avg Close $70.86 Range $57.95 - $78.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	30,202	$2,673	$85.17	$74.65 - $102.80
Q3 2025	32,119	$2,681	$74.75	$64.40 - $85.49
Q2 2025	32,707	$2,281	$70.86	$57.95 - $78.17