Wood Dale, Illinois – September 28, 2026 -- AAR CORP. (NYSE: AIR) has agreed to acquire a 65% controlling interest in MRO Holdings at an implied enterprise value of $4.0 billion, creating what the company calls the largest heavy maintenance MRO operation in the world, servicing nearly 3,000 aircraft annually.

Wood Dale, Ill. – September 28, 2026 -- AAR CORP. (NYSE: AIR) reported first-quarter fiscal 2027 sales of $918 million, a 24% jump from $739.6 million a year earlier, as the aviation aftermarket supplier simultaneously disclosed a definitive agreement to acquire a 65% controlling interest in MRO Holdings.