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ASYS
Amtech Systems Inc
stock NASDAQ

At Close

Sep 30, 2026 3:59:52 PM EDT

16.82USD+1.234%(+0.21)179,850

16.78Bid 19.04Ask 2.26Spread

Pre-market

Sep 30, 2026 9:09:30 AM EDT

17.00USD+2.348%(+0.39)334

After-hours

Sep 29, 2026 4:01:30 PM EDT

16.45USD-1.003%(-0.17)0

OverviewOptionsHistoricalExchange VolumeShortsMore

ASYS Volume Sep 30, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	50.06	89,898	45.23
Nasdaq GSM	33.40	59,970	31.82
NYSE Arca	5.54	9,945	6.47
Cboe EDGX	3.75	6,732	3.96
IEX	2.61	4,680	3.62
Cboe BZX	1.67	3,006	3.20
NYSE	0.93	1,676	1.19
NYSE American	0.79	1,421	0.15
Cboe EDGA	0.30	546	0.46
Nasdaq BX	0.22	398	0.44
Texas Stock Exchange LLC	0.17	312	0.12
LTSE	0.16	279	0.03
MEMX	0.12	222	1.11
Cboe BYX	0.10	174	1.16
Nasdaq PHLX	0.07	128	0.19
NYSE National	0.06	111	0.23
MIAX Pearl	0.04	75	0.57
CHX	0.00	2	0.05
24X National	0.00	0	0.01

chartexchange.com

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

ASYS Nutrition Facts

0.46 servings per container

Serving size

387.57K

Calories

179.58K

% Day

% Avg

Off Exchange¹ 90K

50.06%

45.23%

Nasdaq GSM 60K

33.40%

31.82%

NYSE Arca 10K

5.54%

6.47%

Cboe EDGX 7K

3.75%

3.96%

IEX 5K

2.61%

3.62%

Cboe BZX 3K

1.67%

3.20%

NYSE 2K

0.93%

1.19%

NYSE American 1K

0.79%

0.15%

Cboe EDGA 546

0.30%

0.46%

Nasdaq BX 398

0.22%

0.44%

Texas Stock Exchange LLC 312

0.17%

0.12%

LTSE 279

0.16%

0.03%

MEMX 222

0.12%

1.11%

Cboe BYX 174

0.10%

1.16%

Nasdaq PHLX 128

0.07%

0.19%

NYSE National 111

0.06%

0.23%

MIAX Pearl 75

0.04%

0.57%

CHX 2

0.00%

0.05%

24X National 0

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

ASYS Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 89,898, which is 50.06% of today's total volume.
Today's Lit volume is 89,677, which is 49.94%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.23%.
The average Lit volume has been 54.77%.

ASYS Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

IEX

Cboe BZX

NYSE

NYSE American

Cboe EDGA

Nasdaq BX

Texas Stock Exchange LLC