HEICO (HEI) After Strong Gains Is The Undervalued Narrative Still In Play

HEICO Corporation

HEICO Corporation

HEI

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Recent price performance for HEICO stock

HEICO (HEI) shares last closed at US$355.04, with the stock roughly flat over the past month and higher over the past 3 months and year based on total return figures provided.

Over a longer horizon, HEICO shows multi year total returns that are very large compared with the starting point 3 and 5 years ago. This can help frame how investors interpret any shorter term price moves.

For HEICO, the recent 7 day share price pullback of 5.24% comes after a 17.94% 90 day share price return and a 14.76% one year total shareholder return, so momentum has cooled slightly following strong longer term gains.

If you are comparing HEICO with other opportunities in related areas such as aerospace and defense, this can be a useful time to see what is happening across power and infrastructure linked companies using the 39 power grid technology and infrastructure stocks

HEICO’s pullback over the past week comes after very strong multi year returns and solid recent revenue and net income growth. Is the price now shifting more because of changing sentiment or because of what the business is actually earning?

Most Popular Narrative: 8.0% Undervalued

On the latest numbers, HEICO’s most followed narrative pegs fair value at $386.10, compared with the recent close at $355.04, which points to a modest valuation gap that investors may want to understand in more detail.

The worldwide trend of aging commercial and military aircraft fleets, combined with increasing pressure for cost-effective maintenance solutions, strongly favors HEICO's business model. As airlines and governments seek alternatives to expensive OEM parts, HEICO's FAA-approved PMA parts and repairs continue to gain market share and drive margin expansion, as reflected in rising operating and EBITA margins.

Want to see what bridges this fair value estimate and HEICO’s current price? The narrative leans on compound earnings growth, firmer margins, and a richer future profit multiple. The exact mix of those assumptions might surprise you.

Result: Fair Value of $386.10 (UNDERVALUED)

However, HEICO’s story can change if OEMs restrict PMA access, or if future acquisitions prove harder to integrate and dilute margins rather than support them.

Another view on HEICO’s valuation

The narrative suggests HEICO is around 8% undervalued. However, the current P/E of 62.8x is much higher than the US Aerospace & Defense industry at 40.3x, the peer average at 36.9x, and the fair ratio of 31.4x. That premium raises a simple question: How much optimism are you really paying for?

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

Next Steps

If this HEICO story feels finely balanced between confidence and concern, use the data to move quickly and form your own stance with the 2 key rewards and 1 important warning sign.

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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.