AAR Corp. (AIR) P/E Ratio History
Historical price-to-earnings valuation from 1991 to 2026
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AIR Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 8, 2026, AAR Corp. (AIR) trades at a price-to-earnings ratio of 336.4x, with a stock price of $117.75 and trailing twelve-month earnings per share of $4.50.
The current P/E is 557% above its 5-year average of 51.2x. Over the past five years, AIR's P/E has ranged from a low of 15.7x to a high of 306.0x, placing the current valuation at the 100th percentile of its historical range.
Compared to the Industrials sector median P/E of 25.5x, AIR trades at a 1217% premium to its sector peers. The sector includes 413 companies with P/E ratios ranging from 0.0x to 185.3x.
Relative to the broader market, AIR commands a significant premium over the S&P 500 median P/E of 25.1x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our AIR DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
AIR P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $24B | 59.1 | 3.60 | +34% | |
| $4B | 39.4 | 3.11 | -9% | |
| $3B | 21.7Lowest | 0.16Best | +26% | |
| $11B | 40.2 | 3.20 | +29% | |
| $70B | 38.7 | 1.24 | +25% | |
| $28B | 59.2 | - | +1538%Best | |
| $8B | 108.5 | - | -29% | |
| $11B | 438.5 | - | +18% | |
| $316B | 37.1 | 3.14 | +36% | |
| $238B | 35.6 | - | +40% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
AIR Historical P/E Data (1991–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q3 | Sat Feb 28 2026 00:00:00 GM | $117.17 | $4.55 | 25.8x | -65% |
| FY2026 Q2 | Sun Nov 30 2025 00:00:00 GM | $83.21 | $2.57 | 32.4x | -56% |
| FY2026 Q1 | Sun Aug 31 2025 00:00:00 GM | $75.66 | $1.16 | 65.2x | -12% |
| FY2025 Q4 | Sat May 31 2025 00:00:00 GM | $61.41 | $0.70 | 87.7x | +18% |
| FY2025 Q2 | Sat Nov 30 2024 00:00:00 GM | $69.52 | $0.63 | 110.3x | +49% |
| FY2025 Q1 | Sat Aug 31 2024 00:00:00 GM | $65.78 | $1.81 | 36.3x | -51% |
| FY2024 Q4 | Fri May 31 2024 00:00:00 GM | $70.99 | $1.29 | 54.9x | -26% |
| FY2024 Q3 | $66.78 | $1.70 | 39.2x | -47% | |
| FY2024 Q2 | $69.30 | $1.93 | 35.9x | -52% | |
| FY2024 Q1 | $61.60 | $1.90 | 32.4x | -56% | |
| FY2023 Q4 | Wed May 31 2023 00:00:00 GM | $50.11 | $2.56 | 19.6x | -74% |
| FY2023 Q3 | $54.39 | $2.57 | 21.2x | -71% |
Average P/E for displayed period: 74.2x
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Start ComparisonAIR — Frequently Asked Questions
Quick answers to the most common questions about buying AIR stock.
Is AIR stock overvalued or undervalued?
AIR trades at 336.4x P/E, above its 5-year average of 51.2x. The 100th percentile ranking indicates a premium to historical valuation.
How does AIR's valuation compare to peers?
AAR Corp. P/E of 336.4x compares to sector median of 25.5x. The premium reflects expected growth above peers.
What is AIR's PEG ratio?
AIR PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 1991-2026.