AIR

ANALYST NOTE: AAR CORP. (AIR) DATE: 2026-06-13 SETUP STATUS: ACTIONABLE / CONFIRMED

1. Structural Readiness

The instrument is classified within the price-break family. The setup state is actionable, indicating a confirmed breakout has occurred and the structure is holding.

• Conservative Entry: $97.03.
• Breakout Level: The breakout occurred at the conservative entry level of $97.03.
• Current Price: $134.88.
• Extension: The stock is currently trading at a +39.0% extension relative to the conservative entry.
• Volatility Context: The ATR at the time of breakout was 3.3% (productive), and the current ATR is 3.5% (productive). This indicates the stock is operating within a healthy volatility range for a mid-cap industrial, suggesting the move is supported by structural momentum rather than erratic noise.

2. Thesis Layer

As of 2026-06-13, there is no named secular thesis attached to this setup. This is a TACTICAL, setup-led name. The conviction must be derived strictly from the quality of the price structure (the confirmed breakout and active coil) combined with the fundamental business execution recorded in the evidence base. We are not assigning a macro narrative; we are evaluating the company's ability to execute its current growth trajectory as evidenced by recent filings and management guidance.

3. Business Fundamentals

AAR Corp. operates as a global provider of aviation products and services, serving commercial, government, and defense sectors. The business model is diversified across three primary pillars: Aviation Services (MRO, parts supply, engineering), Expeditionary Services (logistics for government/NGOs), and Aircraft Reconfiguration.

Key Business Drivers as of June 2026:

• Revenue Growth & Guidance: Management has demonstrated strong execution. In the Q4 2026 earnings transcript (dated 2026-03-24), management guided for total adjusted sales growth of 19% to 21% for the quarter and full-year total sales growth of approximately 19%. They also noted organic adjusted sales growth of 6% to 8% for Q4, with full-year organic growth expected at 12%, an upgrade from prior outlooks.
• Operational Expansion: The company is actively expanding capacity to meet demand. As of the July 2025 filing (still valid as of June 2026), AAR was constructing a 114,000 square foot facility in Miami and an 80,000 square foot facility in Oklahoma City, both intended to be operational within 12-18 months to support Airframe MRO activities.
• Strategic Acquisitions: The growth strategy is supported by M&A. The company acquired HAECO Americas (MRO services) for $78.0 million in November 2025 and entered an agreement to acquire Aircraft Reconfig Technologies (ART) for $35 million in December 2025. These acquisitions bolster the MRO and engineering capabilities.
• Government & Defense Contracts: The Expeditionary Services division secured a $450 million multiyear government contract to provide specialized talents to forward-deployed military units, driven by increased operational tempo.
• Parts Supply & USM: The Parts Supply segment has secured long-term distribution contracts, including an exclusive agreement with FTAI Aviation for used serviceable material (USM) on the CFM56 engine platform through 2030.
• Backlog Visibility: As of May 31, 2025, the firm backlog stood at $537.2 million, with management expecting 75% of this backlog to be recognized as revenue in fiscal 2026.

4. Archetype and Conviction

Archetype: Quality Compounder. The company fits the "Quality Compounder" archetype due to its consistent double-digit sales growth, expanding backlog, and strategic integration of high-margin MRO and engineering services. The business is not a deep value recovery or a cyclical play in distress; it is a compounder executing a clear growth plan through organic expansion and accretive M&A.

Conviction Stack:

• Thesis Strength: Moderate (Tactical setup, no macro thesis, but strong internal fundamentals).
• Evidence Quality: High. The evidence base includes specific earnings guidance, detailed M&A transaction values, and concrete backlog figures.
• Structural Quality: High. The setup is a confirmed breakout with a productive ATR (3.5%) and a healthy extension (+39%), indicating strong momentum.
• Rerating Potential: Moderate to High. The combination of 19% sales growth, a $450M new government contract, and the ramp-up of the Trax digital platform (Delta deployment growing from 2,000 to 6,000 users) suggests the market may continue to re-rate the stock based on earnings acceleration.

Valuation Context: The financial spine indicates a forward consensus EPS of $4.90 for FY1 and $5.65 for FY2. At a current price of $134.88, the stock trades at approximately 27.5x FY1 EPS and 23.9x FY2 EPS. Given the 19% sales growth and 10.2-10.5% operating margin guidance, this multiple reflects a premium for a high-growth industrial, but the growth rate supports the valuation if execution continues.

5. Invalidation, Strengthening, and Gaps

Invalidation:

Strengthening Factors:

• Continued adherence to the 19% full-year sales growth guidance.
• Successful integration of HAECO Americas and ART without significant margin dilution.
• Further expansion of the Trax user base beyond the 6,000 user target.
• Realization of the backlog revenue at the expected pace (75% in FY26).

Gaps in Evidence:

• Integration Risk: While the acquisitions are announced, the specific impact on near-term margins post-integration (including the consolidation of the Indianapolis facility to Greensboro) is not yet fully quantified in the provided evidence.
• Macro Sensitivity: While the backlog is strong, the evidence does not explicitly detail the sensitivity of the commercial aviation segment to potential global economic slowdowns or fuel price spikes, though the "record levels" of bookings are noted.
• Capex Timing: The completion dates for the Miami and Oklahoma City facilities are subject to permitting delays (Miami noted as slightly behind schedule), which could impact the timing of revenue recognition from these new capacities.

PRIVATE ANALYST CALL

Judgment: Buy Confidence: high Key evidence: Confirmed price-break setup with +39% extension and productive ATR; Management guidance for 19% full-year sales growth and 12% organic growth; $450 million new multiyear government contract secured; Firm backlog of $537.2 million with 75% expected recognition in FY26. Key risks: Integration delays from HAECO Americas and ART acquisitions; Permitting delays on new Miami facility impacting capacity ramp; Potential margin compression from facility consolidation; Execution risk on Trax user ramp to 6,000. Sizing hint: Position size should reflect the confirmed breakout status and high conviction in the growth trajectory, utilizing the 15% stop buffer for risk management. Expected path: Management expectations indicate continued revenue recognition from the existing backlog and new contract awards, with capacity expansions in Miami and Oklahoma City coming online to support volume growth. Expected horizon: 12 to 18 months, aligning with the completion of new facilities and the full realization of the FY26 backlog.