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HEI
HEICO Corporation
stock NYSE

At Close

Aug 10, 2026 3:59:58 PM EDT

364.00USD-0.974%(-3.58)336,897

340.10Bid 386.10Ask 46.00Spread

Pre-market

Aug 5, 2026 8:37:30 AM EDT

369.01USD+1.574%(+5.72)0

After-hours

Aug 10, 2026 4:10:30 PM EDT

363.94USD-0.016%(-0.06)3

OverviewOptionsHistoricalExchange VolumeShortsMore

HEI Volume Aug 10, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	47.38	117,850	42.54
Nasdaq GSM	12.20	30,345	8.00
NYSE	10.77	26,778	28.48
IEX	6.20	15,409	7.16
Cboe BZX	6.18	15,376	4.22
NYSE Arca	5.08	12,636	3.27
Cboe EDGX	3.38	8,410	1.72
Cboe BYX	2.12	5,267	0.95
Cboe EDGA	1.59	3,964	0.34
Nasdaq BX	1.43	3,566	0.67
NYSE National	1.40	3,492	0.54
MEMX	1.20	2,992	0.81
MIAX Pearl	0.78	1,945	0.90
Nasdaq PHLX	0.15	369	0.11
NYSE American	0.12	302	0.12
CHX	0.01	26	0.18
24X National	0.00	1	0.01
LTSE	0.00	0	0.00
Texas Stock Exchange LLC	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

0.56 servings per container

Serving size

444.15K

Calories

248.73K

% Day

% Avg

Off Exchange¹ 118K

47.38%

42.54%

Nasdaq GSM 30K

12.20%

8.00%

NYSE 27K

10.77%

28.48%

IEX 15K

6.20%

7.16%

Cboe BZX 15K

6.18%

4.22%

NYSE Arca 13K

5.08%

3.27%

Cboe EDGX 8K

3.38%

1.72%

Cboe BYX 5K

2.12%

0.95%

Cboe EDGA 4K

1.59%

0.34%

Nasdaq BX 4K

1.43%

0.67%

NYSE National 3K

1.40%

0.54%

MEMX 3K

1.20%

0.81%

MIAX Pearl 2K

0.78%

0.90%

Nasdaq PHLX 369

0.15%

0.11%

NYSE American 302

0.12%

CHX 26

0.01%

0.18%

24X National 1

0.00%

0.01%

LTSE 0

0.00%

Texas Stock Exchange LLC 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 117,850, which is 47.38% of today's total volume.
Today's Lit volume is 130,878, which is 52.62%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 42.54%.
The average Lit volume has been 57.46%.

HEI Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

Cboe BYX

Cboe EDGA

Nasdaq BX

NYSE National