AAR CFO Sean Gillen resigns effective Dec 11; VP Sarah Flanagan named Interim CFO

AAR CORP

Sean Gillen resigns as SVP & CFO effective Dec 11, 2025, to pursue opportunity outside aviation industry.
Departure is not due to any disagreement with AAR on operations, policies, or financial reporting.
Sarah Flanagan, VP Financial Operations, appointed Interim CFO effective Dec 11, 2025.
Flanagan joined AAR in 2012, previously served as Group CFO for the largest business segment.
Gillen will remain an employee through Dec 19 to assist transition.

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