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AEHR
Aehr Test Systems
stock NASDAQ

At Close

May 18, 2026 3:59:55 PM EDT

83.52USD-16.060%(-15.98)3,919,855

71.49Bid 95.25Ask 23.76Spread

Pre-market

May 18, 2026 9:29:30 AM EDT

99.51USD+0.010%(+0.01)16,430

After-hours

May 18, 2026 4:57:30 PM EDT

83.94USD+0.503%(+0.42)117,010

OverviewOptionsHistoricalDark Pool LevelsShortsMore

AEHR Volume May 18, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	51.72	2,009,278	49.37
Nasdaq GSM	25.55	992,880	26.99
Cboe EDGX	6.14	238,715	5.27
NYSE Arca	6.11	237,457	7.41
Cboe BZX	3.01	117,082	3.05
MEMX	2.33	90,379	1.80
IEX	1.96	76,071	2.54
Cboe BYX	0.92	35,790	0.69
NYSE	0.60	23,480	0.96
Cboe EDGA	0.58	22,648	0.41
MIAX Pearl	0.49	19,114	0.47
Nasdaq BX	0.28	10,765	0.40
NYSE National	0.15	5,726	0.20
Nasdaq PHLX	0.07	2,735	0.21
CHX	0.04	1,480	0.12
NYSE American	0.03	980	0.06
24X National	0.02	600	0.03
LTSE	0.00	100	0.01

chartexchange.com

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

AEHR Nutrition Facts

0.97 servings per container

Serving size

4.01M

Calories

3.89M

% Day

% Avg

Off Exchange¹ 2M

51.72%

49.37%

Nasdaq GSM 993K

25.55%

26.99%

Cboe EDGX 239K

6.14%

5.27%

NYSE Arca 237K

6.11%

7.41%

Cboe BZX 117K

3.01%

3.05%

MEMX 90K

2.33%

1.80%

IEX 76K

1.96%

2.54%

Cboe BYX 36K

0.92%

0.69%

NYSE 23K

0.60%

0.96%

Cboe EDGA 23K

0.58%

0.41%

MIAX Pearl 19K

0.49%

0.47%

Nasdaq BX 11K

0.28%

0.40%

NYSE National 6K

0.15%

0.20%

Nasdaq PHLX 3K

0.07%

0.21%

CHX 1K

0.04%

0.12%

NYSE American 980

0.03%

0.06%

24X National 600

0.02%

0.03%

LTSE 100

0.00%

0.01%

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

chartexchange.com

AEHR Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 2,009,278, which is 51.72% of today's total volume.
Today's Lit volume is 1,876,002, which is 48.28%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 49.37%.
The average Lit volume has been 50.63%.

AEHR Volume by Exchange

Off Exchange

Nasdaq GSM

Cboe EDGX

NYSE Arca

Cboe BZX

MEMX

IEX

Cboe BYX

NYSE

Cboe EDGA

MIAX Pearl