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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 week, 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
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$299.30$329.64$296.46$321.36+8.07%2,448,162
Oct 19, 2026$309.03$311.35$285.21$297.36-4.04%2,416,431
Oct 12, 2026$298.79$315.83$291.70$309.87+3.89%2,181,573
Oct 5, 2026$301.73$304.96$291.98$298.28-1.38%2,159,428
Sep 28, 2026$304.71$311.23$301.10$302.45-1.97%2,243,391
Sep 21, 2026$300.44$312.62$298.58$308.53+3.46%2,645,849
Sep 14, 2026$309.76$311.14$293.57$298.22-5.63%2,442,593
Sep 8, 2026$324.13$324.13$307.69$316.00-2.91%1,887,929
Aug 31, 2026$334.88$334.98$320.22$325.48-3.28%2,367,941
Aug 24, 2026$353.75$370.00$331.00$336.53-5.21%3,703,416
Aug 17, 2026$372.72$374.50$350.45$355.04-5.24%2,006,220
Aug 10, 2026$369.29$376.07$362.19$374.67+1.93%2,041,387
Aug 3, 2026$355.10$376.86$352.83$367.58+3.15%1,990,609
Jul 27, 2026$354.19$364.99$348.60$356.36+1.93%2,240,794
Jul 20, 2026$344.37$351.00$334.75$349.61+2.03%2,128,860
Jul 13, 2026$347.69$354.39$338.64$342.66-2.35%2,394,436
Jul 6, 2026$363.66$369.48$344.41$350.92-3.08%1,899,046
Jun 29, 2026$344.66$366.59$343.01$362.09+4.89%2,064,441
Jun 22, 2026$332.92$350.59$327.67$345.21+2.41%2,354,630
Jun 15, 2026$337.41$343.99$331.14$337.10+1.66%2,008,582
Jun 8, 2026$332.48$344.50$315.00$331.61+0.05%2,980,271
Jun 1, 2026$347.71$348.47$327.06$331.43-4.81%3,404,803
May 26, 2026$307.04$351.99$304.38$348.18+15.66%4,189,647
May 18, 2026$288.04$304.92$286.52$301.04+4.22%3,475,176
May 11, 2026$291.29$298.10$283.19$288.84-1.26%4,415,531
May 4, 2026$267.92$301.10$267.25$292.52+9.01%5,553,061
Apr 27, 2026$263.41$274.45$256.11$268.34+1.63%2,792,950
Apr 20, 2026$291.93$293.23$260.37$264.04-9.44%3,147,492
Apr 13, 2026$289.19$300.00$284.59$291.57+0.83%2,856,558
Apr 6, 2026$270.34$296.34$270.34$289.17+6.40%2,879,715
Mar 30, 2026$273.90$279.40$263.55$271.77-0.59%2,585,329
Mar 23, 2026$278.23$283.89$270.15$273.39-0.64%2,606,331
Mar 16, 2026$291.12$295.63$270.71$275.16-4.61%2,654,233
Mar 9, 2026$301.40$311.90$285.52$288.45-5.03%3,112,052
Mar 2, 2026$320.06$335.41$300.13$303.73-4.92%4,245,924
Feb 23, 2026$349.01$354.70$297.20$319.46-9.16%7,317,241
Feb 17, 2026$332.50$353.20$330.94$351.66+5.76%2,471,010
Feb 9, 2026$327.70$337.16$317.11$332.52+1.79%1,998,196
Feb 2, 2026$332.17$337.15$318.53$326.67-1.28%2,261,827
Jan 26, 2026$333.60$342.22$327.00$330.91-1.05%1,859,599
Jan 20, 2026$348.91$353.89$333.17$334.41-5.15%2,006,091
Jan 12, 2026$354.87$360.48$346.26$352.55-0.29%2,120,849
Jan 5, 2026$331.78$361.69$330.82$353.56+7.36%2,654,839
Dec 29, 2025$334.20$334.31$320.18$329.31-1.65%1,479,839
Dec 22, 2025$332.46$340.11$327.42$334.84+2.50%1,852,052
Dec 15, 2025$312.53$330.36$306.08$326.67+5.21%3,232,231
Dec 8, 2025$312.88$318.55$304.44$310.49-0.55%2,487,160
Dec 1, 2025$313.68$317.73$306.40$312.20-1.49%1,648,041
Nov 24, 2025$304.24$317.99$302.67$316.91+4.51%1,066,131
Nov 17, 2025$314.50$316.07$298.58$303.22-3.32%2,271,751
Nov 10, 2025$329.00$337.57$310.70$313.64-2.90%1,903,789
Nov 3, 2025$318.67$323.74$311.01$323.02+1.65%1,341,082

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%