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HEICO Corp (HEI) stock

HEINYSEAircraft Engines & Engine PartsFiscal year ends October 31Also trades as HEI.A
Financials through Q3 FY2026, quarter ended Jul 31, 2026Last filing: 10-Q on Aug 27, 2026Score 14/30
$321.36−4.99 (-1.53%)

Close on Oct 30, 2026Market cap $45.40BP/E 53.5Yield 0.07%

Price history

Heico share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$321.36
-1.53% on the day
52-week range
$256.11 – $376.86
-14.7% from the high
Change over 52 weeks
+3.6%
From $310.33 on Oct 30, 2025
Average volume
470,327
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$324.62$329.64$317.65$321.36-1.53%367,436
Oct 29, 2026$311.61$327.47$311.61$326.35+5.00%521,845
Oct 28, 2026$309.60$312.95$306.97$310.82+0.64%484,937
Oct 27, 2026$310.03$310.90$304.32$308.83-0.28%502,079
Oct 26, 2026$299.30$309.87$296.46$309.71+4.15%571,865
Oct 23, 2026$295.00$299.68$285.21$297.36-0.89%619,487
Oct 22, 2026$295.55$300.87$293.63$300.02+0.57%529,504
Oct 21, 2026$305.06$309.30$296.31$298.31-2.26%646,908
Oct 20, 2026$306.71$311.35$303.78$305.21-0.96%299,722
Oct 19, 2026$309.03$310.38$305.88$308.17-0.55%320,810
Oct 16, 2026$309.85$315.83$307.13$309.87+0.40%500,341
Oct 15, 2026$300.90$309.10$299.29$308.64+3.37%458,905
Oct 14, 2026$297.28$300.24$296.02$298.58+0.62%398,552
Oct 13, 2026$297.31$297.78$291.70$296.73-0.12%486,319
Oct 12, 2026$298.79$300.75$296.73$297.09-0.40%337,456
Oct 9, 2026$295.72$298.85$295.01$298.28+0.80%286,761
Oct 8, 2026$293.37$297.08$291.98$295.91+0.04%506,573
Oct 7, 2026$299.42$301.77$295.12$295.78-2.47%461,714
Oct 6, 2026$302.47$303.77$295.12$303.26+0.56%424,687
Oct 5, 2026$301.73$304.96$299.53$301.57-0.29%479,693
Oct 2, 2026$309.91$311.23$302.21$302.45-1.29%488,448
Oct 1, 2026$302.35$308.77$302.04$306.39+1.06%347,905
Sep 30, 2026$305.26$307.31$302.79$303.18-1.28%370,602
Sep 29, 2026$305.32$308.30$302.38$307.11+0.82%456,776
Sep 28, 2026$304.71$309.01$301.10$304.61-1.27%579,660
Sep 25, 2026$306.82$311.72$305.95$308.53+0.72%615,900
Sep 24, 2026$308.27$310.91$305.38$306.33-1.37%419,229
Sep 23, 2026$305.30$312.62$301.12$310.57+0.91%577,283
Sep 22, 2026$306.00$309.39$301.01$307.77+1.56%630,138
Sep 21, 2026$300.44$304.76$298.58$303.03+1.61%403,299

Seasonality

HEI return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average2.1%3.9%-2.9%3.5%8.7%2.3%4.0%2.7%-2.0%0.5%4.7%-1.8%
Months up7 of 107 of 107 of 106 of 108 of 105 of 106 of 105 of 105 of 105 of 105 of 95 of 9
20262.3%-3.5%-14.2%-1.6%29.0%2.3%0.1%-7.1%-8.4%6.0%
20250.6%10.8%0.9%-6.1%19.5%9.5%-0.3%-4.5%3.5%-1.6%-0.3%2.1%
20240.5%7.7%-1.2%8.6%6.9%0.8%8.0%6.3%1.9%-6.3%11.6%-13.0%
202311.3%-3.1%3.3%-1.4%-8.3%14.5%-0.5%-4.1%-4.0%-2.2%8.0%4.6%
2022-5.4%8.2%4.1%-8.0%1.3%-8.3%20.3%-3.4%-5.5%13.0%-0.2%-5.3%
2021-11.0%6.8%0.0%11.9%-0.2%-0.7%-3.0%-6.2%4.0%5.7%-0.6%4.1%
20207.3%-11.9%-30.8%17.4%15.0%-1.0%-3.5%14.4%-4.8%0.4%17.6%7.1%
20199.2%10.9%1.2%11.2%15.2%10.1%2.2%5.8%-13.7%-1.2%5.3%-12.1%
20186.5%6.6%1.4%1.2%4.6%-0.8%4.8%18.7%2.1%-9.5%0.8%-8.3%
2017-0.3%6.8%6.1%1.9%4.4%-3.1%11.9%6.7%4.7%1.0%-0.4%4.4%