SCHEDULE: Ameriprise Financial Discloses 4.9% Stake in Sun Country Airlines

Ameriprise Financial, through its subsidiary Columbia Management Investment Advisers, reported a 4.9% beneficial ownership stake in Sun Country Airlines Holdings, Inc. as of September 30, 2025.

Summary

• Ameriprise Financial, Inc. and its subsidiary Columbia Management Investment Advisers, LLC, collectively beneficially own 2,637,036 shares of Sun Country Airlines Holdings, Inc. common stock.
• This ownership represents 4.9% of the total class of securities.
• The reporting persons hold shared voting power over 2,615,047 shares and shared dispositive power over 2,637,036 shares.
• The filing is an Amendment No. 1 to Schedule 13G, indicating an update to a previously reported ownership position.
• The securities were acquired and are held in the ordinary course of business, not for the purpose of changing or influencing control of Sun Country Airlines Holdings, Inc.

Sentiment

Score: 5

Explanation: Neutral, as this is a routine ownership disclosure filing (Schedule 13G) and does not contain performance or forward-looking statements that would typically influence sentiment.

Future Outlook

NA

Management Comments

• The securities were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities.

Industry Context

NA

Stakeholder Impact

• Provides transparency to shareholders and the market regarding significant institutional ownership in Sun Country Airlines Holdings, Inc.
• Confirms that Ameriprise Financial's stake is for passive investment purposes, not for control.

Key Dates

Keywords

Sun Country Airlines, Ameriprise Financial, Columbia Management Investment Advisers, SY, Airline Industry, Institutional Ownership, Schedule 13G, Common Stock