# EDGAR Filing Document

**Accession Number:** 0001264189
**File Stem:** 0001264189-26-000002
**Filing Date:** 2026-5
**Character Count:** 5581
**Document Hash:** c949ae14df35fed53db17199d643ac4f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001264189-26-000002.hdr.sgml**: 20260515

**ACCESSION NUMBER**: 0001264189-26-000002

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260513

**FILED AS OF DATE**: 20260515

**DATE AS OF CHANGE**: 20260515

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** VOGEL JENNIFER L
- **CENTRAL INDEX KEY:** 0001264189

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-33166
- **FILM NUMBER:** 26989047

**MAIL ADDRESS:**
- **STREET 1:** 1201 N TOWN CENTER DR
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89144
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Allegiant Travel CO
- **CENTRAL INDEX KEY:** 0001362468
- **STANDARD INDUSTRIAL CLASSIFICATION:** AIR TRANSPORTATION, SCHEDULED [4512]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 204745737
- **STATE OF INCORPORATION:** NV
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 1201 N. TOWN CENTER DRIVE
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89144
- **BUSINESS PHONE:** 702-851-7300

**MAIL ADDRESS:**
- **STREET 1:** 1201 N. TOWN CENTER DRIVE
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89144

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>VOGEL JENNIFER L<br><sub>(Last) (First) (Middle)</sub><br>1201 N TOWN CENTER DR<br><sub>(Street)</sub><br>LAS VEGAS, NV 89144<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Allegiant Travel CO [ ALGT ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-05-13 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [ ] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 9277<sup>(1)(2)</sup> | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(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.

**Signature:** Robert B. Goldberg, under power of attorney  
**Date:** 2026-05-15

### Remarks:

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 4 (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.**