October 02, 2025

BERKSHIRE, England — AAR CORP. (NYSE: AIR) subsidiary Airinmar, a leading independent provider of component repair cycle management and aircraft warranty management solutions, has been awarded a new multi-year support services agreement to provide Malaysia Airlines, the nation’s flag carrier, aircraft warranty management and value engineering services.

September 30, 2025

Wood Dale, Illinois — AAR CORP. (“AAR” or the “Company”) (NYSE: AIR), a leading provider of aviation services to commercial and government operators, MROs, and OEMs, announced today that it has commenced an underwritten registered public offering of 3,000,000 shares of its common stock.  In addition, the Company intends to grant the underwriters a 30-day option to purchase up to an additional 450,000 shares of the Company’s common stock at the public offering price, less underwriting discounts and commissions.

September 30, 2025

Wood Dale, Illinois – AAR CORP. (“AAR” or the “Company”) (NYSE: AIR), a leading provider of aviation services to commercial and government operators, MROs, and OEMs, announced today the pricing of an underwritten registered public offering of 3,000,000 shares of its common stock at a public offering price of $83.00 per share.  The underwriters have a 30-day option to purchase up to an additional 450,000 shares from the Company at the public offering price.  The Company estimates that the net proceeds from the offering, after deducting the underwriting discounts and commissions, will be approximately $239.0 million, or $274.9 million if the underwriters exercise their option to purchase additional shares in full.  The shares are expected to be delivered on or about October 2, 2025, subject to customary closing conditions.