Results of Operations And Financial Condition On July 21, 2026, Alaska Air Group issued a press release and certain supplemental materials reporting financial results for the second quarter of 2026. The press release is furnished herein as Exhibit 99.1. Supplemental information is furnished herein as Exhibit 99.2.

President and CFO — Shane Tackett: Shane Tackett was promoted to President while retaining his CFO role.

Director — G. Michael Sievert: Mr. Sievert was appointed to the Board of Directors and increased the board size from 10 to 11.

Entry Into a Material Definitive Agreement Indenture Governing Senior Notes On May 12, 2026, Alaska Airlines, Inc. (“ Alaska ”) issued and sold $500 million aggregate principal amount of 6.500% senior notes due 2031 (the “ Notes ”) pursuant to an Indenture dated as of May 12, 2026, by and between Alaska and U.S. Bank Trust Company, National Association (the “ Base Indenture ”), as supplemented by the First Supplemental Indenture dated as of May 12, 2026 by and among Alaska, Alaska Air Group,…

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. ALASKA AIR GROUP, INC. Registrant Date: May 12, 2026 /s/ KYLE B. LEVINE Kyle B. Levine Executive Vice President Corporate and Public Affairs, Chief Legal Officer and Corporate Secretary

Other Events Senior Notes Offering On May 7, 2026, Alaska Air Group, Inc. (the “ Company ”) issued a press release announcing the pricing of the previously announced private offering (the “ Offering ”) of $500 million aggregate principal amount of 6.5% senior notes due 2031 (the “ Notes ”) by Alaska Airlines, Inc. (“ Alaska ”). The Notes will be fully and unconditionally guaranteed on a senior unsecured basis by the Company. The Company also announced that AS Mileage Plan IP Ltd. (“ Loyalty I…

Other Events Senior Notes Offering On May 6, 2026, Alaska Air Group, Inc. (the “ Company ”) issued a press release announcing the launch of a private offering (the “ Offering ”) of $500 million aggregate principal amount of senior notes due 2031 (the “ Notes ”) by Alaska Airlines, Inc. (“ Alaska ”). The Notes will be fully and unconditionally guaranteed on a senior unsecured basis by the Company. Alaska intends to use the net proceeds received from the Offering, after deducting fees and expen…

Entry into a Material Definitive Agreement Revolving Credit Facility On April 20, 2026, Alaska Air Group, Inc. (Air Group), entered into an amendment (the “ Amendment ”) to the amended and restated credit and guarantee agreement, dated as of September 20, 2024, as amended from time to time (the “ Revolving Credit Facility ”) with Alaska Airlines, Inc. (“ Alaska ”), as borrower, the lenders party thereto and Citibank, N.A. as the administrative agent. Air Group and its wholly owned indirect su…

Results of Operations And Financial Condition On April 20, 2026, Air Group issued a press release and certain supplemental materials reporting financial results for the first quarter of 2026. The press release is furnished herein as Exhibit 99.1. Supplemental information is furnished herein as Exhibit 99.2.

Regulation FD Disclosure Despite what has become another challenging first quarter operating environment in 2026, Air Group continues to execute well on its strategy and areas of the business within its control, with encouraging revenue trends heading into the peak travel season. Demand has shown continued strength throughout our network, with unit revenue tracking in line with prior expectations and capacity toward the high end of the previously guided range, up ~2%, supported by one of the…

Results of Operations And Financial Condition On January 22, 2026 Alaska Air Group, Inc. (Air Group) issued a press release and certain supplemental materials reporting financial results for the fourth quarter and full year of 2025.

Entry into a Material Definitive Agreement On December 31, 2025 Alaska Airlines, Inc. (Alaska) entered into a supplemental agreement with The Boeing Company, pursuant to which Alaska finalized an order to purchase 53 incremental 737-10 aircraft scheduled for delivery between 2032 and 2035, and exercised 52 737-10 option aircraft scheduled for delivery between 2028 and 2032. Alaska also added 35 incremental 737-10 option aircraft to the purchase agreement. Additionally, on December 31, 2025, A…

Regulation FD Disclosure Alaska Air Group now expects ~$0.10 in adjusted earnings per share for Q4 2025 compared to the original guide of at least $0.40 per share. Several transitory headwinds totaling approximately $0.55-0.60 per share impacted the quarter, including: an internal IT and cloud service provider outage ($0.25), lost revenue due to the government shutdown ($0.15), higher fuel costs ($0.15) and a higher book tax rate for the quarter. Following our late October IT outage, we engag…

Results of Operations And Financial Condition On October 23, 2025, Alaska Air Group, Inc. (Air Group) issued a press release and certain supplemental materials reporting financial results for the third quarter of 2025. The press release is furnished herein as Exhibit 99.1. Supplemental information is furnished herein as Exhibit 99.2.

COO — Constance von Muehlen: The COO is retiring with a named internal successor and a structured transition period, indicating an orderly succession rather than a sudden loss of leadership.

Regulation FD Disclosure Alaska Air Group’s third quarter adjusted earnings per share is expected to be at the low end of our previously guided range of $1.00 to $1.40, driven primarily by elevated fuel costs and operational challenges during the summer which have pressured unit costs. West Coast refining margins have remained high due to ongoing refinery disruptions, pushing our expected economic fuel price to $2.50–$2.55 per gallon, up from our prior expectation of ~$2.45. Irregular operati…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Entry into a Material Definitive Agreement On August 6, 2025, Alaska Air Group, Inc. (the “ Company ”), entered into the First Amendment (the “ Amendment ”) to the Term Loan Credit and Guaranty Agreement, dated as of October 15, 2024 (the “ Loyalty Term Loan Facility ”), by and among AS Mileage Plan IP, Ltd., an exempted company incorporated with limited liability under the laws of the Cayman Islands, as borrower; Alaska Airlines, Inc., an Alaska corporation and AS Mileage Plan Holdings Ltd.,…

Results of Operations And Financial Condition On July 23, 2025, Alaska Air Group, Inc. (Air Group) issued a press release and certain supplemental materials reporting financial results for the second quarter of 2025. The press release is furnished herein as Exhibit 99.1. Supplemental information is furnished herein as Exhibit 99.2.

Other Events On June 23, 2025, Hawaiian Airlines, an Alaska Air Group, Inc. (“we” or “the Company”) subsidiary, identified a cybersecurity incident affecting certain information technology systems. Upon learning of this event, we immediately took steps to safeguard Hawaiian’s operations and systems. Flights are currently operating safely and as scheduled. We have engaged the relevant authorities and experts to assist in our investigation and ongoing remediation efforts. The Company has not ye…

The filing discloses amendments to equity incentive plans and stock purchase plans, which are compensatory arrangements rather than a change in management personnel.

Material Modification to Rights of Security Holders The information set forth in

Results of Operations And Financial Condition On April 23, 2025, Alaska Air Group, Inc. (Air Group) issued a press release and certain supplemental materials reporting financial results for the first quarter of 2025. The press release is furnished herein as Exhibit 99.1. Supplemental information is furnished herein as Exhibit 99.2.

Results of Operations And Financial Condition On January 22, 2025 Alaska Air Group, Inc. (Air Group) issued a press release and certain supplemental materials reporting financial results for the fourth quarter and full year of 2024.

Other Events On December 9, 2024, the board of directors of Alaska Air Group approved a share repurchase program authorizing the company to buy back up to $1 billion of its common stock. Under the share repurchase program, the Company intends to repurchase shares using open market stock purchases, negotiated transactions, or through other means in accordance with applicable federal securities laws, including Rule 10b-18 of the Exchange Act. The program will begin after the existing repurchase…