AAR Corp. (AIR) P/E Ratio History
ExpensiveTrading at 385.4x vs 5Y avg 51.2x · 100th percentile · Material premium to history · Data 1991–2026
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P/E Ratio Analysis
As of June 22, 2026, AAR Corp. (AIR) trades at a price-to-earnings ratio of 385.4x, with a stock price of $134.88 and trailing twelve-month earnings per share of $4.50.
The current P/E is 652% 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 25.6x, AIR trades at a 1407% premium to its sector peers. The sector includes 403 companies with P/E ratios ranging from 0.1x to 198.8x.
Relative to the broader market, AIR commands a significant premium over the S&P 500 median P/E of 24.4x. 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 Cross-Benchmark Valuation
How does the current P/E compare to sector peers and the broader market?
AIR P/E vs Peers
Aviation Aftermarket and MRO peers sorted by market cap
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $47B | 68.8 | 4.19 | +34% | |
| $4B | 35.2 | 2.78 | -9% | |
| $3B | 22.1Lowest | 0.16Best | +26% | |
| $12B | 44.7 | 3.56 | +29% | |
| $75B | 41.4 | 1.33 | +25% | |
| $28B | 60.0 | - | +1538%Best | |
| $8B | 109.4 | - | -29% | |
| $10B | 417.0 | - | +18% | |
| $374B | 43.8 | 3.71 | +36% | |
| $250B | 37.4 | - | +40% |
Lower P/E can signal a discount or weaker growth expectations; PEG adds growth context.
AIR Historical P/E Data (1991–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Period End | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q3 | Feb 28 2026 | $117.17 | $4.55 | 25.8x | -65% |
| FY2026 Q2 | Nov 30 2025 | $83.21 | $2.57 | 32.4x | -56% |
| FY2026 Q1 | Aug 31 2025 | $75.66 | $1.16 | 65.2x | -12% |
| FY2025 Q4 | May 31 2025 | $61.41 | $0.70 | 87.7x | +18% |
| FY2025 Q2 | Nov 30 2024 | $69.52 | $0.63 | 110.3x | +49% |
| FY2025 Q1 | Aug 31 2024 | $65.78 | $1.81 | 36.3x | -51% |
| FY2024 Q4 | May 31 2024 | $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 | May 31 2023 | $50.11 | $2.56 | 19.6x | -74% |
| FY2023 Q3 | - | $54.39 | $2.57 | 21.2x | -71% |
| FY2023 Q2 | Nov 30 2022 | $46.56 | $2.58 | 18.0x | -76% |
| FY2023 Q1 | Aug 31 2022 | $42.88 | $2.52 | 17.0x | -77% |
| FY2022 Q4 | - | $48.22 | $2.20 | 21.9x | -70% |
| FY2022 Q3 | Feb 28 2022 | $44.94 | $1.92 | 23.4x | -68% |
| FY2022 Q2 | - | $32.66 | $2.08 | 15.7x | -79% |
| FY2022 Q1 | - | $33.85 | $1.73 | 19.6x | -74% |
| FY2021 Q4 | May 31 2021 | $41.75 | $1.00 | 41.8x | -44% |
| FY2021 Q3 | Feb 28 2021 | $39.78 | $0.13 | 306.0x | +312% |
| FY2020 Q4 | May 31 2020 | $20.17 | $0.10 | 201.7x | +172% |
| FY2020 Q3 | Feb 29 2020 | $34.55 | $1.23 | 28.1x | -62% |
| FY2020 Q2 | Nov 30 2019 | $44.69 | $0.10 | 446.9x | +502% |
| FY2019 Q4 | May 31 2019 | $30.09 | $0.21 | 143.3x | +93% |
| FY2019 Q2 | Nov 30 2018 | $43.69 | $1.41 | 31.0x | -58% |
| FY2019 Q1 | Aug 31 2018 | $46.67 | $0.55 | 84.9x | +14% |
| FY2018 Q4 | - | $44.69 | $0.43 | 103.9x | +40% |
| FY2018 Q3 | Feb 28 2018 | $42.58 | $0.71 | 60.0x | -19% |
| FY2018 Q2 | - | $41.58 | $0.67 | 62.1x | -16% |
| FY2018 Q1 | - | $36.06 | $1.68 | 21.4x | -71% |
| FY2017 Q4 | May 31 2017 | $34.94 | $1.65 | 21.2x | -71% |
| FY2017 Q3 | - | $34.42 | $1.37 | 25.1x | -66% |
| FY2017 Q2 | Nov 30 2016 | $36.89 | $1.11 | 33.2x | -55% |
| FY2017 Q1 | Aug 31 2016 | $24.61 | $0.99 | 24.9x | -66% |
| FY2016 Q4 | - | $24.41 | $1.36 | 18.0x | -76% |
| FY2016 Q3 | Feb 29 2016 | $21.29 | $1.38 | 15.4x | -79% |
| FY2016 Q2 | Nov 30 2015 | $24.56 | $0.36 | 68.5x | -8% |
| FY2016 Q1 | Aug 31 2015 | $24.33 | $0.51 | 47.7x | -36% |
| FY2015 Q4 | May 31 2015 | $29.54 | $0.22 | 134.3x | +81% |
| FY2015 Q3 | Feb 28 2015 | $29.40 | $0.29 | 101.4x | +37% |
| FY2015 Q2 | Nov 30 2014 | $25.63 | $1.62 | 15.8x | -79% |
| FY2015 Q1 | Aug 31 2014 | $27.70 | $1.74 | 15.9x | -79% |
| FY2014 Q4 | May 31 2014 | $24.30 | $1.83 | 13.3x | -82% |
| FY2014 Q3 | Feb 28 2014 | $28.90 | $1.41 | 20.5x | -72% |
| FY2014 Q2 | Nov 30 2013 | $31.22 | $1.42 | 22.0x | -70% |
| FY2014 Q1 | Aug 31 2013 | $25.09 | $1.36 | 18.4x | -75% |
| FY2013 Q4 | May 31 2013 | $20.06 | $1.36 | 14.8x | -80% |
| FY2013 Q3 | - | $17.57 | $1.67 | 10.5x | -86% |
| FY2013 Q2 | Nov 30 2012 | $15.36 | $1.71 | 9.0x | -88% |
| FY2013 Q1 | Aug 31 2012 | $14.88 | $1.70 | 8.8x | -88% |
| FY2012 Q4 | - | $12.05 | $1.66 | 7.3x | -90% |
| FY2012 Q3 | Feb 29 2012 | $22.05 | $1.86 | 11.9x | -84% |
| FY2012 Q2 | Nov 30 2011 | $18.26 | $1.80 | 10.1x | -86% |
| FY2012 Q1 | Aug 31 2011 | $23.59 | $1.79 | 13.2x | -82% |
| FY2011 Q4 | - | $26.39 | $1.73 | 15.3x | -79% |
| FY2011 Q3 | Feb 28 2011 | $27.29 | $1.47 | 18.6x | -75% |
| FY2011 Q2 | - | $24.56 | $1.29 | 19.0x | -74% |
| FY2011 Q1 | - | $15.36 | $1.21 | 12.7x | -83% |
| FY2010 Q4 | May 31 2010 | $19.70 | $1.13 | 17.4x | -76% |
| FY2010 Q3 | Feb 28 2010 | $22.68 | $1.35 | 16.8x | -77% |
| FY2010 Q2 | Nov 30 2009 | $18.66 | $1.52 | 12.3x | -83% |
| FY2010 Q1 | Aug 31 2009 | $17.01 | $1.45 | 11.7x | -84% |
| FY2009 Q4 | May 31 2009 | $14.70 | $1.56 | 9.4x | -87% |
| FY2009 Q3 | Feb 28 2009 | $13.22 | $1.59 | 8.3x | -89% |
| FY2009 Q2 | Nov 30 2008 | $16.94 | $1.63 | 10.4x | -86% |
| FY2009 Q1 | Aug 31 2008 | $15.87 | $1.78 | 8.9x | -88% |
| FY2008 Q4 | May 31 2008 | $19.28 | $1.76 | 11.0x | -85% |
| FY2008 Q3 | Feb 29 2008 | $25.89 | $1.66 | 15.6x | -79% |
| FY2008 Q2 | Nov 30 2007 | $33.02 | $1.55 | 21.3x | -71% |
| FY2008 Q1 | Aug 31 2007 | $31.40 | $1.46 | 21.5x | -71% |
| FY2007 Q4 | - | $32.50 | $1.39 | 23.4x | -68% |
| FY2007 Q3 | Feb 28 2007 | $29.08 | $1.28 | 22.7x | -69% |
| FY2007 Q2 | - | $26.59 | $1.16 | 22.9x | -69% |
| FY2007 Q1 | - | $22.31 | $1.05 | 21.2x | -71% |
| FY2006 Q4 | May 31 2006 | $24.08 | $0.91 | 26.5x | -64% |
| FY2006 Q3 | - | $25.31 | $0.76 | 33.3x | -55% |
| FY2006 Q2 | Nov 30 2005 | $20.94 | $0.60 | 34.9x | -53% |
| FY2006 Q1 | Aug 31 2005 | $17.60 | $0.52 | 33.8x | -54% |
| FY2005 Q4 | - | $16.04 | $0.44 | 36.5x | -51% |
| FY2005 Q3 | Feb 28 2005 | $11.15 | $0.37 | 30.2x | -59% |
| FY2005 Q2 | - | $13.67 | $0.35 | 39.2x | -47% |
| FY2005 Q1 | - | $10.70 | $0.24 | 44.8x | -40% |
| FY2004 Q4 | May 31 2004 | $9.58 | $0.11 | 90.1x | +21% |
| FY2002 Q1 | Aug 31 2001 | $17.06 | $0.59 | 28.9x | -61% |
| FY2001 Q4 | - | $14.00 | $0.69 | 20.3x | -73% |
| FY2001 Q3 | Feb 28 2001 | $13.60 | $0.57 | 23.8x | -68% |
| FY2001 Q2 | - | $10.38 | $0.77 | 13.4x | -82% |
| FY2001 Q1 | - | $11.25 | $1.01 | 11.1x | -85% |
| FY2000 Q4 | May 31 2000 | $13.88 | $1.28 | 10.8x | -85% |
| FY2000 Q3 | - | $23.75 | $1.61 | 14.8x | -80% |
| FY2000 Q2 | - | $16.50 | $1.58 | 10.4x | -86% |
| FY2000 Q1 | - | $21.38 | $1.54 | 13.9x | -81% |
| FY1999 Q4 | May 31 1999 | $19.75 | $1.49 | 13.3x | -82% |
| FY1999 Q3 | Feb 28 1999 | $15.13 | $1.45 | 10.4x | -86% |
| FY1999 Q2 | Nov 30 1998 | $25.25 | $1.41 | 17.9x | -76% |
| FY1999 Q1 | Aug 31 1998 | $22.13 | $1.35 | 16.4x | -78% |
| FY1998 Q4 | May 31 1998 | $26.44 | $1.27 | 20.8x | -72% |
| FY1998 Q3 | Feb 28 1998 | $30.38 | $1.15 | 26.4x | -64% |
| FY1998 Q2 | Nov 30 1997 | $25.71 | $1.06 | 24.3x | -67% |
| FY1998 Q1 | Aug 31 1997 | $22.38 | $0.97 | 23.1x | -69% |
| FY1997 Q4 | May 31 1997 | $20.67 | $0.91 | 22.7x | -69% |
| FY1997 Q3 | Feb 28 1997 | $17.00 | $0.86 | 19.8x | -73% |
| FY1997 Q2 | Nov 30 1996 | $19.92 | $0.79 | 25.2x | -66% |
| FY1997 Q1 | Aug 31 1996 | $14.42 | $0.73 | 19.7x | -73% |
| FY1996 Q4 | May 31 1996 | $14.75 | $0.66 | 22.3x | -70% |
| FY1996 Q3 | - | $13.08 | $0.60 | 21.8x | -71% |
| FY1996 Q2 | - | $12.25 | $0.55 | 22.3x | -70% |
| FY1996 Q1 | - | $11.08 | $0.49 | 22.6x | -70% |
| FY1995 Q4 | May 31 1995 | $10.17 | $0.45 | 22.6x | -70% |
| FY1995 Q3 | - | $9.17 | $0.40 | 22.9x | -69% |
| FY1995 Q2 | Nov 30 1994 | $8.75 | $0.37 | 23.6x | -68% |
| FY1995 Q1 | Aug 31 1994 | $9.00 | $0.38 | 23.7x | -68% |
| FY1994 Q4 | - | $9.58 | $0.40 | 24.0x | -68% |
| FY1994 Q3 | Feb 28 1994 | $10.58 | $0.36 | 29.6x | -60% |
| FY1994 Q2 | - | $9.17 | $0.03 | 339.5x | +358% |
| FY1993 Q4 | May 31 1993 | $9.00 | $0.02 | 529.4x | +614% |
| FY1993 Q3 | Feb 28 1993 | $8.25 | $0.00 | 4125.0x | +5461% |
| FY1993 Q2 | Nov 30 1992 | $7.92 | $0.36 | 21.9x | -71% |
| FY1993 Q1 | Aug 31 1992 | $8.00 | $0.40 | 19.9x | -73% |
| FY1992 Q4 | May 31 1992 | $8.58 | $0.42 | 20.3x | -73% |
| FY1992 Q3 | Feb 29 1992 | $10.33 | $0.56 | 18.5x | -75% |
| FY1992 Q2 | Nov 30 1991 | $8.25 | $0.61 | 13.5x | -82% |
| FY1992 Q1 | Aug 31 1991 | $10.83 | $0.51 | 21.2x | -71% |
| FY1991 Q4 | May 31 1991 | $9.42 | $0.64 | 14.7x | -80% |
| FY1991 Q3 | - | $8.58 | $0.72 | 11.9x | -84% |
| FY1991 Q2 | Nov 30 1990 | $7.92 | $0.80 | 9.9x | -87% |
Average P/E for displayed period: 74.2x
Intrinsic Valuation
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Historical Returns
35+ years return with dividends reinvested.
DCA Calculator
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Peer Comparison
Compare growth, multiples, and margins vs sector.
AIR — Frequently Asked Questions
Quick answers to the most common questions about buying AIR stock.
What is AIR's P/E ratio?
AAR Corp. (AIR) trailing twelve-month P/E ratio is 385.4x, based on TTM diluted EPS of $4.50. The 5-year average P/E is 51.2x and the historical range spans 15.7x to 306.0x.
Is AIR stock overvalued or undervalued?
AIR trades at 385.4x P/E, above its 5-year average of 51.2x. The 100th percentile ranking within the 15.7x–306.0x historical range indicates a premium to historical valuation.
Is AIR stock expensive?
Yes, AIR is expensive relative to its own history. The current P/E of 385.4x is above the 5-year average of 51.2x and also above the Industrials sector median of 25.6x. The stock sits at the 100th percentile of its 5-year valuation range.
What is AIR's historical P/E range?
Over the past 5 years, AIR's P/E ratio has ranged from 15.7x to 306.0x, with a median of 32.4x and an average of 51.2x. The current P/E of 385.4x places the stock at the 100th percentile of this range. Full historical data spans 1991–2026.
How does AIR's P/E compare to the S&P 500?
AIR trades at 385.4x P/E versus the S&P 500 median of 24.4x. The 1480% premium to the market typically reflects higher expected earnings growth or quality.
How does AIR's valuation compare to Industrials peers?
AAR Corp. P/E of 385.4x compares to the Industrials sector median of 25.6x. The premium reflects expected growth above peers or stronger fundamentals. See the peer comparison table on this page for ticker-by-ticker P/E and PEG.
What is AIR's PEG ratio?
AIR PEG ratio is N/A, based on a P/E of 385.4x and EPS growth of -72.9%. PEG normalises P/E by growth and helps compare stocks with different earnings trajectories.
What is AIR's earnings yield?
AIR earnings yield is 0.26%, the inverse of its 385.4x P/E ratio. Earnings yield represents the percentage of each dollar invested that the company earns. It can be compared directly to bond yields to assess relative attractiveness of stocks versus fixed income.