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AAR (AIR), Why Is The Market Taking Another Look?

Simply Wall St·08/26/2026 18:18:40
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AAR (AIR) has drawn investor attention after its recent share price performance, with the stock last closing at US$135.36. The move comes against a backdrop of aviation and defense activity across AAR’s commercial and government customer base.

While AAR’s share price slipped 9.17% over the past week, the stock still shows strong momentum with a 4.89% 1 month share price return and a 19.98% 3 month share price return, along with a 76.27% 1 year total shareholder return and 299.88% 5 year total shareholder return.

Scan for more stocks showing strong moves like AAR by jumping into a curated list of 49 high quality undervalued stocks with solid fundamentals and cash flows.

AAR’s strong multi year shareholder returns and the recent pullback leave investors weighing two views. Has the stock already captured most of its potential, or does the latest move still leave room for upside based on valuation?

Most Popular Narrative: 6.8% Undervalued

The most followed narrative currently places AAR’s fair value at $145.20, compared with the last close at $135.36, which frames the recent pullback as a valuation gap rather than a shift in the story.

AAR's strong growth in new parts Distribution (25%+ organic, significantly above market) directly aligns with increasing demand for resilient supply chains and more diversified inventory management from both commercial and government customers, indicating sustained future revenue expansion and potential for higher margins.

Read the complete narrative.

Want to see what is baked into that $145.20 figure? The narrative leans on compounding revenue, rising margins, and a future earnings multiple that assumes steady execution. The mix of commercial aviation, government contracts and software is central to the story.

Result: Fair Value of $145.20 (UNDERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, AAR’s reliance on commercial aviation demand, along with the execution risk around its Trax and AirVoyant software roll out, could still challenge that 6.8% undervalued narrative.

Find out about the key risks to this AAR narrative.

Another View On AAR Using Earnings Multiples

The most followed narrative frames AAR as 6.8% undervalued at $135.36 versus a $145.20 fair value. Yet on current numbers the stock trades on a P/E of 28.4x, which is higher than the fair ratio of 25.8x. That implies less margin for error if expectations soften. How comfortable are you paying above that fair ratio for this level of growth?

See what the numbers say about this price — find out in our valuation breakdown.

NYSE:AIR P/E Ratio as at Aug 2026
NYSE:AIR P/E Ratio as at Aug 2026

Next Steps

If this mix of optimism and caution around AAR leaves you on the fence, it makes sense to look at the full picture and move quickly to your own judgment. A useful next step is to review the 3 key rewards and 1 important warning sign.

Looking for more investment ideas beyond AAR?

If AAR has sharpened your focus, do not stop here. The screener can surface other stocks that match your style before the next wave of interest arrives.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.