201 institutions reported holding $1.09B of FRONTIER GROUP HLDGS INC (ULCC) in SEC 13F filings for 2026-06-30. Largest institutional holders: Indigo Partners LLC ($253.8M), Wildcat Capital Management, LLC ($222.0M), VANGUARD GROUP INC ($60.9M), BlackRock, Inc. ($47.2M), U S GLOBAL INVESTORS INC ($38.9M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30