Dark

ASTC
Astrotech Corporation (DE) Common Stock
stock NASDAQ

Market Open

Jun 4, 2026 1:10:58 PM EDT

40.36USD+0.149%(+0.06)2,096,784

34.57Bid 43.00Ask 8.43Spread

Pre-market

Jun 4, 2026 9:28:30 AM EDT

37.63USD-6.625%(-2.67)36,794

After-hours

Jun 3, 2026 4:58:30 PM EDT

38.79USD-3.255%(-1.31)0

OverviewHistoricalDark Pool PrintsShortsMore

ASTC Volume Jun 4, 2026 1:24:59 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	58.20	1,195,939	49.35
Nasdaq GSM	14.71	302,246	13.45
NYSE Arca	13.56	278,728	20.79
Cboe EDGX	6.24	128,182	7.80
Cboe BZX	2.13	43,778	2.21
MEMX	1.90	39,111	2.87
MIAX Pearl	0.98	20,219	0.92
Nasdaq BX	0.49	10,053	0.34
IEX	0.39	7,996	0.47
Cboe BYX	0.34	7,049	0.45
NYSE	0.34	6,969	0.59
Cboe EDGA	0.20	4,142	0.41
NYSE National	0.17	3,516	0.11
Nasdaq PHLX	0.14	2,851	0.04
NYSE American	0.11	2,294	0.04
CHX	0.04	920	0.01
LTSE	0.02	509	0.05
24X National	0.02	346	0.09

chartexchange.com

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

ASTC Nutrition Facts

0.25 servings per container

Serving size

8.35M

Calories

2.05M

% Day

% Avg

Off Exchange¹ 1M

58.20%

49.35%

Nasdaq GSM 302K

14.71%

13.45%

NYSE Arca 279K

13.56%

20.79%

Cboe EDGX 128K

6.24%

7.80%

Cboe BZX 44K

2.13%

2.21%

MEMX 39K

1.90%

2.87%

MIAX Pearl 20K

0.98%

0.92%

Nasdaq BX 10K

0.49%

0.34%

IEX 8K

0.39%

0.47%

Cboe BYX 7K

0.34%

0.45%

NYSE 7K

0.34%

0.59%

Cboe EDGA 4K

0.20%

0.41%

NYSE National 4K

0.17%

0.11%

Nasdaq PHLX 3K

0.14%

0.04%

NYSE American 2K

0.11%

0.04%

CHX 920

0.04%

0.01%

LTSE 509

0.02%

0.05%

24X National 346

0.02%

0.09%

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

chartexchange.com

ASTC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,195,939, which is 58.20% of today's total volume.
Today's Lit volume is 858,909, which is 41.80%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 49.35%.
The average Lit volume has been 50.65%.

ASTC Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

Cboe BZX

MEMX

MIAX Pearl

Nasdaq BX

IEX

Cboe BYX

NYSE