AAR Corp Parts Supply and Engineering Initiatives

Re-segmentation of financial reporting Prior (FY23) Aviation Services Revenue: $1.9B Adj operating margin: 8.7% Expeditionary Services Revenue: $92M Adj operating margin: 8.4% Parts Supply New (FY23) Repair & Engineering ☑ Repair Integrated Solutions Revenue: $818M Adj operating margin: 11.7% Revenue: $533M Adj operating margin: 6.3% Revenue: $547M Adj operating margin: 6.6% Expeditionary Services Revenue: $92M Adj operating margin: 8.4% Note: Fiscal year (FY) ends May 31; figures reflect continuing operations and do not reflect unallocated corporate expense; recast figures are unaudited; see Appendix for reconciliation of non-GAAP financial measures AAR © 2023 AAR CORP. All rights reserved worldwide. 12

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