[Form 3] Allegiant Travel CO Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

Allegiant Travel Company director Jennifer L. Vogel filed an initial ownership report showing 9,277 shares of Allegiant common stock held directly. This position arises from Allegiant’s merger with Sun Country Airlines Holdings, Inc. under a Merger Agreement dated January 11, 2026.

Under that agreement, each Sun Country share was converted at the first merger effective time into $4.10 in cash plus 0.1557 Allegiant common shares. Equity awards in Sun Country held by Vogel became fully vested, were cancelled, and converted into the same cash-and-stock merger consideration.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider VOGEL JENNIFER L

Role null

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 9,277 shares (Direct, null)

Footnotes (1)

1. On May 13, 2026, pursuant to the Agreement and Plan of Merger dated as of January 11, 2026 (the "Merger Agreement"), by andamong the Issuer, Sun Country Airlines Holdings, Inc., ("Sun Country"), Mirage Merger Sub, Inc. ("Merger Sub 1"), a direct whollyowned subsidiary of the Issuer, and Sawdust Merger Sub, LLC ("Merger Sub 2"), a direct wholly owned subsidiary of the Issuer, (i)Merger Sub 1 merged with and into Sun Country (the "First Merger"), with Sun Country surviving the First Merger as a direct whollyowned subsidiary of the Issuer and (ii) immediately after the First Merger, Sun Country merged with and into Merger Sub 2, withMerger Sub 2 surviving as a direct, wholly owned subsidiary of the Issuer (the "Second Merger" and, together with the First Merger,the "Mergers"). Pursuant to the Merger Agreement, as of immediately prior to the effective time of the First Merger (the "First Effective Time"), eachshare of Sun Country's common stock, par value $0.01 per share, was converted into the right to receive (i) $4.10 in cash, withoutinterest and (ii) 0.1557 shares of the Issuer's common stock, par value $0.001 per share (collectively, the "Merger Consideration"). Asof immediately prior to the First Effective Time, each Sun Country equity award held by the reporting person became fully vested (tothe extent not yet vested), cancelled and converted into the right to receive the Merger Consideration.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

VOGEL JENNIFER L

(Last) (First) (Middle)

1201 N TOWN CENTER DR

(Street)

LAS VEGAS NEVADA 89144

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/13/2026

3. Issuer Name and Ticker or Trading Symbol
Allegiant Travel CO [ ALGT ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	9,277(1)(2)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. On May 13, 2026, pursuant to the Agreement and Plan of Merger dated as of January 11, 2026 (the "Merger Agreement"), by andamong the Issuer, Sun Country Airlines Holdings, Inc., ("Sun Country"), Mirage Merger Sub, Inc. ("Merger Sub 1"), a direct whollyowned subsidiary of the Issuer, and Sawdust Merger Sub, LLC ("Merger Sub 2"), a direct wholly owned subsidiary of the Issuer, (i)Merger Sub 1 merged with and into Sun Country (the "First Merger"), with Sun Country surviving the First Merger as a direct whollyowned subsidiary of the Issuer and (ii) immediately after the First Merger, Sun Country merged with and into Merger Sub 2, withMerger Sub 2 surviving as a direct, wholly owned subsidiary of the Issuer (the "Second Merger" and, together with the First Merger,the "Mergers").

2. Pursuant to the Merger Agreement, as of immediately prior to the effective time of the First Merger (the "First Effective Time"), eachshare of Sun Country's common stock, par value $0.01 per share, was converted into the right to receive (i) $4.10 in cash, withoutinterest and (ii) 0.1557 shares of the Issuer's common stock, par value $0.001 per share (collectively, the "Merger Consideration"). Asof immediately prior to the First Effective Time, each Sun Country equity award held by the reporting person became fully vested (tothe extent not yet vested), cancelled and converted into the right to receive the Merger Consideration.

	Robert B. Goldberg, under power of attorney	05/15/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)