144 0001511298 XXXXXXXX LIVE 0001670076 Frontier Group Holdings, Inc. 001-40304 4545 AIRPORT WAY DENVER CO 80239 (720) 374-4490 Biffle Barry Officer Common UBS FINANCIAL SERVICES INC.

1000 Harbor Boulevard 3rd Floor Weehawken NJ 07086

160000 1340800.00 225372311 01/15/2025 Nasdaq Common 05/26/2023 Exercise of Stock Option Issuer N 139218 05/26/2023 Cash Common 05/30/2023 Exercise of Stock Option Issuer N 20782 05/30/2023 Cash N Barry Biffle

c/o 4545 Airport Way Denver CO 80239

Common 12/23/2024 160000 1100800.00 Barry Biffle

c/o 4545 Airport Way Denver CO 80239

Common 01/06/2025 160000 1260800.00 01/15/2025 08/14/2024 /s/ UBS Financial Services Inc, as attorney-in-fact for Barry Biffle