# EDGAR Filing Document

**Accession Number:** 0000810332
**File Stem:** 0000905148-26-000521
**Filing Date:** 2026-2
**Character Count:** 10974
**Document Hash:** b828da319db3658fdc22b05b353cfed1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000905148-26-000521.hdr.sgml**: 20260205

**ACCESSION NUMBER**: 0000905148-26-000521

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260205

**DATE AS OF CHANGE**: 20260205

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** REPUBLIC AIRWAYS HOLDINGS INC.
- **CENTRAL INDEX KEY:** 0000810332
- **STANDARD INDUSTRIAL CLASSIFICATION:** AIR TRANSPORTATION, SCHEDULED [4512]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 850302351
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-40348
- **FILM NUMBER:** 26604315

**BUSINESS ADDRESS:**
- **STREET 1:** 2 BRICKYARD LANE
- **CITY:** CARMEL
- **STATE:** IN
- **ZIP:** 46032
- **BUSINESS PHONE:** 317-484-6000

**MAIL ADDRESS:**
- **STREET 1:** 2 BRICKYARD LANE
- **CITY:** CARMEL
- **STATE:** IN
- **ZIP:** 46032

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MESA AIR GROUP INC
- **DATE OF NAME CHANGE:** 19950426

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MESA AIRLINES INC
- **DATE OF NAME CHANGE:** 19950426
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** United Airlines Holdings, Inc.
- **CENTRAL INDEX KEY:** 0000100517
- **STANDARD INDUSTRIAL CLASSIFICATION:** AIR TRANSPORTATION, SCHEDULED [4512]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 362675207
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** E. ANNA HA - WHQLD
- **STREET 2:** 233 SOUTH WACKER DRIVE
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606
- **BUSINESS PHONE:** 872-825-4000

**MAIL ADDRESS:**
- **STREET 1:** E. ANNA HA - WHQLD
- **STREET 2:** 233 SOUTH WACKER DRIVE
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** United Continental Holdings, Inc.
- **DATE OF NAME CHANGE:** 20100930

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** UAL CORP /DE/
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ALLEGIS CORP
- **DATE OF NAME CHANGE:** 19880613

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

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 5)**

**Republic Airways Holdings Inc.**

*(Name of Issuer)*

**Common Stock, par value $0.001 per share**

*(Title of Class of Securities)*

**590479408**

*(CUSIP Number)*

**Robert S. Rivkin**<br>United Airlines Holdings, Inc.<br>233 South Wacker Drive<br>Chicago IL 60606<br>(872) 825-4000

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**02/03/2026**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **590479408** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**United Airlines Holdings, Inc.** | Name of reporting person<br>**United Airlines Holdings, Inc.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**10490745.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**10490745.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**10490745.00** | Aggregate amount beneficially owned by each reporting person<br>**10490745.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**22.3%** | Percent of class represented by amount in Row (11)<br>**22.3%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** The percentage of Shares (as defined herein) reported beneficially owned by the Reporting Person is based on 46,949,601 Shares outstanding as of February 5, 2026, based on information received from the Issuer.

| **CUSIP No.** | **590479408** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**UNITED AIRLINES, INC.** | Name of reporting person<br>**UNITED AIRLINES, INC.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**10490745.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**10490745.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**10490745.00** | Aggregate amount beneficially owned by each reporting person<br>**10490745.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**22.3%** | Percent of class represented by amount in Row (11)<br>**22.3%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** The percentage of Shares reported beneficially owned by the Reporting Person is based on 46,949,601 Shares outstanding as of February 5, 2026, based on information received from the Issuer.

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Stock, par value $0.001 per share

**(b) Name of Issuer:**
Republic Airways Holdings Inc.

**(c) Address of Issuer's Principal Executive Offices:**
2 Brickyard Lane, Carmel, IN, 46032

This Amendment No. 5 to Schedule 13D ("Amendment No. 5") is being filed by the undersigned, pursuant to Section 240.13d-2(a), to amend and supplement the Schedule 13D filed with the U.S. Securities and Exchange Commission (the "SEC" or the "Commission") by the undersigned on January 23, 2023 (the "Initial Schedule 13D"), as amended and supplemented by Amendment No. 1 filed with the Commission on March 8, 2023, Amendment No. 2 filed with the Commission on May 4, 2023, Amendment No. 3 filed with the Commission on April 8, 2025, and Amendment No. 4 filed with the Commission on November 28, 2025 (collectively, the "Schedule 13D"), with respect to the common stock,  par value $0.001 per share (the "Shares"), of Republic Airways Holdings Inc. (formerly known as Mesa Air Group, Inc.), a Delaware corporation (the "Issuer" or the "Company"), whose principal executive offices are located at 2 Brickyard Lane, Carmel, Indiana 46032. Capitalized terms not otherwise defined herein shall have the meanings ascribed to them in the Schedule 13D. Except as specifically provided herein, this Amendment No. 5 does not modify any of the information previously reported in the Schedule 13D.

**Item 4. Purpose of Transaction**

Item 4 of the Schedule 13D is hereby amended and supplemented as follows:

On February 3, 2026, pursuant to the terms of the Three Party Agreement (as defined and described in Amendment No. 3), the amount of Escrow Shares payable to United in exchange for the forgiveness and repayment of certain debts and obligations of the pre-closing Company to United was agreed upon among United, the Issuer, and Legacy Republic as 2,744,348 Escrow Shares, valued at $18.84 per share, with a total value of $51,703,516.32.

**Item 5. Interest in Securities of the Issuer**

**(a)**
Item 5(a) of the Schedule 13D is hereby amended and supplemented as follows:

As of the date hereof, each of the Reporting Persons may be deemed to own 10,490,745 Shares, which represent approximately 22.3% of the Shares outstanding.

The percentage of Shares reported beneficially owned by the Reporting Persons is based on 46,949,601 Shares outstanding as of February 5, 2026, based on information received from the Issuer.

**(b)**
Item 5(b) of the Schedule 13D is hereby amended and supplemented as follows:

As the holding company of United, UAL shares with United the power to vote or direct the vote, and the power to dispose or direct the disposition of, the 10,490,745 Shares directly held by United.

**(c)**
Item 5(c) of the Schedule 13D is hereby amended and supplemented as follows:

The disclosure in Item 4 of this Amendment No. 5 is incorporated by reference into this Item 5(c).

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** United Airlines Holdings, Inc.

**Signature:** /s/ Robert S. Rivkin

**Name/Title:** Robert S. Rivkin, Senior Vice President and Chief Legal Officer

**Date:** 02/05/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** UNITED AIRLINES, INC.

**Signature:** /s/ Michael D. Leskinen

**Name/Title:** Michael D. Leskinen, Executive Vice President and Chief Financial Officer

**Date:** 02/05/2026