FRONTIER GROUP HLDGS INC

Ticker: ULCC CUSIP: 35909R108 Class: Common Stock

Mountaineer Partners Management, LLC's Holding History (CIK: 0001730532)

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

Q4 2025

Shares 953,375 Value ($000) $4,490 Avg Close $4.43 Range $3.55 - $6.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	953,375	$4,490	$4.43	$3.55 - $6.02