Health score, competitive moat, risk signals, and key metrics at a glance.
AAR Corp. provides products and services to commercial aviation, government, and defense markets in North America, Europe, Africa, Asia, and internationally. It operates through four segments: Parts Supply, Repair & Engineering, Integrated Solutions, and Expeditionary Services. The company leases and sells aircraft components and replacement parts; and designs, manufactures, and repairs transportation pallets. The company also provides airframe maintenance services, such as airframe inspection, painting services, line maintenance, airframe modifications, structural repairs, avionics service and installation, exterior, and interior refurbishment services; component repair services, including maintenance, repair, and overhaul services, engine and airframe accessories, and interior refurbishment; and engineering services, such as integration, certification and procurement. In addition, it develops aircraft components and parts; designs proprietary designated engineering representative repairs; and provides integrated software solutions comprising Trax, a cloud-based electronic enterprise resource platform, as well as a suite of paperless mobility apps for automating workflows. Further, the company engages in the fleet management and operation of customer-owned aircraft; provision of supply chain logistics services, such as material planning, sourcing, logistics, information and program management, and parts and component repair and overhaul services, as well as engineering, design, and system integration services for specialized command and control systems; and flight hour component inventory and repair services. Additionally, it offers containers and shelters for military and humanitarian tactical deployment activities; and shelters, such as stationary and vehicle-mounted applications. AAR Corp. was founded in 1951 and is headquartered in Wood Dale, Illinois.
Competitive analysis based on 63 quarters of fundamental data
Operating margins are under pressure, averaging 7.0%. The business may lack pricing power or face rising costs.'
ROE is low or negative, suggesting limited competitive advantage or capital allocation challenges.
Data-driven red flags and warnings across 63 quarters
The company posted negative operating margins in recent quarters — core operations are unprofitable.
FCF/Net Income has dropped below 0.7x in 4 quarters — monitor for earnings quality deterioration.
D/E ratio is 0.5 — conservative capital structure with low financial risk.
Revenue is stable or growing over recent quarters — demand appears durable.
FCF turned negative in 3 of the last 8 quarters — occasional cash consumption.
Shares outstanding increased 9.2% — significant dilution, likely from stock compensation or capital raises.
as of February 2026
Revenue, EBITDA, operating income, net income, EPS, and shares
Gross, EBITDA, operating, and net margin trends
P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield
Total assets, cash, debt, book value, and leverage
Operating cash flow, free cash flow, FCF margin, and earnings quality
5 of the last 8 quarters generated positive FCF. The company generally funds itself but has occasional cash consumption quarters.
TTM revenue has grown consistently (7 of 7 quarters up), with ~35.2% growth over the period. Strong demand durability.
