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HEI
HEICO Corporation
stock NYSE

At Close

Sep 30, 2026 3:59:58 PM EDT

303.09USD-1.309%(-4.02)368,798

291.27Bid 303.66Ask 12.39Spread

Pre-market

Sep 30, 2026 8:31:30 AM EDT

308.19USD+0.352%(+1.08)861

After-hours

Sep 30, 2026 4:25:30 PM EDT

303.13USD+0.013%(+0.04)1,909

OverviewOptionsHistoricalExchange VolumeShortsMore

HEI Volume Sep 30, 2026

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Exchange	Day%	Volume	30D%
NYSE	47.05	173,366	31.08
Off Exchange¹	34.20	126,038	44.24
Nasdaq GSM	5.56	20,487	7.26
IEX	3.70	13,649	5.76
NYSE Arca	2.20	8,104	3.20
Cboe BZX	2.03	7,473	3.92
Cboe EDGX	1.18	4,337	1.24
MIAX Pearl	0.95	3,511	0.71
Cboe BYX	0.74	2,740	0.65
MEMX	0.63	2,331	0.51
Nasdaq BX	0.46	1,709	0.31
Cboe EDGA	0.31	1,158	0.36
Nasdaq PHLX	0.28	1,021	0.19
CHX	0.23	843	0.12
NYSE National	0.22	796	0.24
NYSE American	0.21	762	0.18
24X National	0.03	108	0.01
Texas Stock Exchange LLC	0.02	74	0.02
LTSE	0.00	0	0.00

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

HEI Nutrition Facts

0.70 servings per container

Serving size

524.49K

Calories

368.51K

% Day

% Avg

NYSE 173K

47.05%

31.08%

Off Exchange¹ 126K

34.20%

44.24%

Nasdaq GSM 20K

5.56%

7.26%

IEX 14K

3.70%

5.76%

NYSE Arca 8K

2.20%

3.20%

Cboe BZX 7K

2.03%

3.92%

Cboe EDGX 4K

1.18%

1.24%

MIAX Pearl 4K

0.95%

0.71%

Cboe BYX 3K

0.74%

0.65%

MEMX 2K

0.63%

0.51%

Nasdaq BX 2K

0.46%

0.31%

Cboe EDGA 1K

0.31%

0.36%

Nasdaq PHLX 1K

0.28%

0.19%

CHX 843

0.23%

0.12%

NYSE National 796

0.22%

0.24%

NYSE American 762

0.21%

0.18%

24X National 108

0.03%

0.01%

Texas Stock Exchange LLC 74

0.02%

LTSE 0

0.00%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

HEI Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 126,038, which is 34.20% of today's total volume.
Today's Lit volume is 242,469, which is 65.80%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.24%.
The average Lit volume has been 55.76%.

HEI Volume by Exchange

NYSE

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

MIAX Pearl

Cboe BYX

MEMX

Nasdaq BX