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HEI
HEICO Corporation
stock NYSE

Market Open

Sep 30, 2026 11:31:49 AM EDT

305.98USD-0.368%(-1.13)50,125

305.95Bid 318.76Ask 12.81Spread

Pre-market

Sep 30, 2026 8:31:30 AM EDT

308.19USD+0.352%(+1.08)861

After-hours

Sep 29, 2026 4:37:30 PM EDT

307.11USD+0.033%(+0.10)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

HEI Volume Sep 30, 2026 11:15:03 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	58.88	26,512	44.53
NYSE	11.88	5,350	30.64
IEX	7.95	3,580	5.82
Nasdaq GSM	6.10	2,747	7.29
NYSE Arca	4.64	2,090	3.23
MIAX Pearl	4.13	1,860	0.71
Cboe EDGX	2.41	1,086	1.25
Cboe BZX	2.41	1,085	3.96
MEMX	0.49	219	0.51
Cboe EDGA	0.29	131	0.36
Cboe BYX	0.28	125	0.65
24X National	0.24	108	0.01
Nasdaq BX	0.20	88	0.30
CHX	0.03	12	0.12
NYSE American	0.02	10	0.18
Nasdaq PHLX	0.02	10	0.19
NYSE National	0.02	10	0.24
Texas Stock Exchange LLC	0.00	2	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

0.09 servings per container

Serving size

524.49K

Calories

45.03K

% Day

% Avg

Off Exchange¹ 27K

58.88%

44.53%

NYSE 5K

11.88%

30.64%

IEX 4K

7.95%

5.82%

Nasdaq GSM 3K

6.10%

7.29%

NYSE Arca 2K

4.64%

3.23%

MIAX Pearl 2K

4.13%

0.71%

Cboe EDGX 1K

2.41%

1.25%

Cboe BZX 1K

2.41%

3.96%

MEMX 219

0.49%

0.51%

Cboe EDGA 131

0.29%

0.36%

Cboe BYX 125

0.28%

0.65%

24X National 108

0.24%

0.01%

Nasdaq BX 88

0.20%

0.30%

CHX 12

0.03%

0.12%

NYSE American 10

0.02%

0.18%

Nasdaq PHLX 10

0.02%

0.19%

NYSE National 10

0.02%

0.24%

Texas Stock Exchange LLC 2

0.00%

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 26,512, which is 58.88% of today's total volume.
Today's Lit volume is 18,513, which is 41.12%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.53%.
The average Lit volume has been 55.47%.

HEI Volume by Exchange

Off Exchange

NYSE

IEX

Nasdaq GSM

NYSE Arca

MIAX Pearl

Cboe EDGX

Cboe BZX

MEMX

Cboe EDGA

Cboe BYX