Trevor J. Stedke - 06 Feb 2026 Form 4 Insider Report for Frontier Group Holdings, Inc. (ULCC)

Role: Sr. Vice President, Operations
Signature: /s/ Howard Diamond, as Attorney-in-fact for Trevor J. Stedke
Issuer symbol: ULCC
Transactions as of: 06 Feb 2026
Net transactions value: -$70,600
Form type: 4
Filing time: 10 Feb 2026, 16:28:02 UTC
Previous filing: 09 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Stedke Trevor J.	Sr. Vice President, Operations	C/O FRONTIER GROUP HOLDINGS, INC., 4545 AIRPORT WAY, DENVER	/s/ Howard Diamond, as Attorney-in-fact for Trevor J. Stedke	10 Feb 2026	0001853409

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ULCC	Common Stock	Options Exercise		+14,421	+6.1%		249,802	06 Feb 2026	Direct	F1, F2
transaction	ULCC	Common Stock	Tax liability	$35,646	-6,309	-2.5%	$5.65	243,493	06 Feb 2026	Direct	F3
transaction	ULCC	Common Stock	Options Exercise		+12,255	+5%		255,748	08 Feb 2026	Direct	F1, F2
transaction	ULCC	Common Stock	Tax liability	$34,954	-5,361	-2.1%	$6.52	250,387	08 Feb 2026	Direct	F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ULCC	Restricted Stock Units	Options Exercise	$0	-14,421	-33%	$0.000000	28,842	06 Feb 2026	Common Stock	14,421		Direct	F2, F5
transaction	ULCC	Restricted Stock Units	Options Exercise	$0	-12,255	-100%	$0.000000	0	08 Feb 2026	Common Stock	12,255		Direct	F2, F6

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Relates solely to the settlement of previously granted Restricted Stock Units upon vesting. No shares were sold by the Reporting Person.
F2	Each Restricted Stock Unit represents a contingent right to receive one share of Issuer Common Stock. The Restricted Stock Units have no expiration date.
F3	Represents shares of Issuer Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of Issuer Common Stock delivered to the Reporting on February 6, 2026, from the vesting of Restricted Stock Units, and does not represent a sale by the Reporting Person.
F4	Represents shares of Issuer Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of Issuer Common Stock delivered to the Reporting Person on February 8, 2026, from the vesting of Restricted Stock Units, and does not represent a sale by the Reporting Person.
F5	The remaining Restricted Stock Units vest in two substantially equal annual installments beginning on February 6, 2027.
F6	The Restricted Stock Units have fully vested as of February 8, 2026.