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Heico is an aerospace and defense supplier that focuses on creating replacement parts for commercial aircraft and components for defense products. In commercial aerospace, Heico is the largest independent producer of replacement aircraft parts. In the defense market, the company produces niche subcomponents used in targeting technology as well as simulation equipment, among other categories. It operates as two segments: the flight support group,or FSG, and the electronic technologies group, or ETG, both of which supply the aerospace and defense sectors to different degrees. The company is persistently acquisitive, focusing on companies in similar or adjacent markets that offer strong cash flow and profitable growth potential.
Heico trades on the NYSE stock market under the symbol HEI.A.
As of August 11, 2026, HEI.A stock price declined to $262.94 with 192,057 million shares trading.
HEI.A has a beta of 1.10, meaning it tends to be more sensitive to market movements. HEI.A has a correlation of 0.21 to the broad based SPY ETF.
HEI.A has a market cap of $36.60 billion. This is considered a Large Cap stock.
In the last 3 years, HEI.A traded as high as $279.66 and as low as $124.33.
The top ETF exchange traded funds that HEI.A belongs to (by Net Assets): VTI, VO, VUG, VXF, ITA.
HEI.A has underperformed the market in the last year with a price return of +7.1% while the SPY ETF gained +22.1%. However, in the short term, HEI.A had mixed performance relative to the market. It has outperformed in the last 3 months, returning +18.7% vs +4.7% return in SPY. But in the last 2 weeks, HEI.A shares have been beat by the market, returning +1.4% compared to an SPY return of +4.3%.
HEI.A support price is $259.99 and resistance is $270.17 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that HEI.A shares will trade within this expected range on the day.
