Sun Country updates: CAO departure and CRO separation benefits

Rhea-AI Filing Summary

Sun Country Airlines (SNCY) announced leadership updates. Chief Accounting Officer John Gyurci resigned effective November 14, 2025; Chief Financial Officer D. Torque Zubeck will serve as interim CAO. The company also finalized a separation agreement with former Senior Vice President & Chief Revenue Officer Grant Whitney, who separated on October 20, 2025. Benefits include continued base salary for 12 months, medical and dental coverage through COBRA for 12 months ending October 31, 2026 with the company paying the portion above his active-employee contribution, and a pro‑rata 2025 annual bonus, subject to compliance with existing restrictive covenants.

8-K Event Classification

2 items: 5.02, 9.01

2 items

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

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FAQ

What leadership change did Sun Country (SNCY) disclose?

Chief Accounting Officer John Gyurci resigned effective November 14, 2025. The CFO, D. Torque Zubeck, will act as interim CAO.

When did Grant Whitney leave Sun Country (SNCY)?

Former SVP & Chief Revenue Officer Grant Whitney separated from employment on October 20, 2025.

What severance will Grant Whitney receive from SNCY?

12 months of base salary, COBRA medical/dental coverage for 12 months ending October 31, 2026 with specified premium support, and a pro‑rata 2025 bonus.

Are there conditions on Grant Whitney’s separation benefits?

Yes. Benefits are subject to his continued compliance with the restrictive covenants in his Employment Letter.

Did Sun Country state any disagreement leading to the CAO’s departure?

The company stated Mr. Gyurci’s departure was not due to any disagreement with the company.

Is the separation agreement available?

Yes. The Confidential Separation and Release Agreement is filed as Exhibit 10.1.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 30, 2025

Sun Country Airlines Holdings, Inc.

(Exact name of Registrant as specified in its charter)

Delaware			001-40217			82-4092570
(State of Incorporation)			(Commission File Number)			(I.R.S. Employer Identification No.)

2005 Cargo Road
Minneapolis,			Minnesota			55450
(Address of principal executive offices)						(Zip Code)

(651) 681-3900

(Registrant’s telephone number, including area code)

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the Registrant under any of the following provisions:

☐			Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐			Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐			Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐			Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock, par value $0.01 per share

SNCY

The Nasdaq Stock Market LLC

Indicate by check mark whether the Registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the Registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02    Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Departure of Chief Accounting Officer

On October 30, 2025, John Gyurci, the Company’s Chief Accounting Officer, informed the Company that he would be resigning from his position, effective as of November 14, 2025. Mr. Gyurci’s departure was not a result of any disagreement with the Company. For an interim period, D. Torque Zubeck, the Company’s Chief Financial Officer, will fulfill the role of Chief Accounting Officer.

Separation Agreement with Grant Whitney

As previously announced, Grant Whitney, the Company’s former Senior Vice President & Chief Revenue Officer, separated employment with the Company effective as of October 20, 2025. Mr. Whitney’s separation from employment constituted a termination of his employment pursuant to which Mr. Whitney became eligible to receive separation benefits under the Employment Letter between Mr. Whitney and the Company, dated as of July 1, 2023 (the “Employment Letter”). On October 31, 2025, the Company and Mr. Whitney entered into a separation agreement and release of claims providing for the following separation benefits: (i) continued payment of his annual base salary for a period of 12 months, (ii) medical and dental coverage through COBRA for Mr. Whitney and his eligible dependents for the 12-month period ending October 31, 2026, with the Company paying the portion of the premium that exceeds the amount Mr. Whitney paid for medical and dental coverage as an active employee, and (iii) a pro-rata annual bonus for the 2025 calendar year. Mr. Whitney’s receipt of the foregoing separation benefits is subject to his continued compliance with the restrictive covenants set forth in the Employment Letter.

The foregoing description of the separation agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the agreement, a copy of which is filed as Exhibit 10.1 hereto, and the terms of which are incorporated herein by reference.

Item 9.01     Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.						Description
10.1*†						Confidential Separation and Release Agreement, dated as of October 31, 2025, by and between Grant Whitney and Sun Country, Inc.
104						Cover Page Interactive Data File (embedded within the Inline XBRL document)

* Filed herewith

† Indicates management contract or compensatory plan.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

Date: November 5, 2025			Sun Country Airlines Holdings, Inc.
			By:			/s/ Erin Rose Neale
						Name:			Erin Rose Neale
						Title:			Chief Legal Officer, Senior Vice President, and Corporate Secretary