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ASTC
Astrotech Corporation (DE) Common Stock
stock NASDAQ

At Close

Sep 11, 2026 3:37:03 PM EDT

7.15USD-0.832%(-0.06)25,236

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 11, 2026 8:46:30 AM EDT

7.44USD+3.190%(+0.23)323

After-hours

Sep 10, 2026 4:00:30 PM EDT

7.21USD+0.418%(+0.03)0

OverviewHistoricalExchange VolumeShortsMore

ASTC Volume Sep 11, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	57.14	13,999	56.23
Nasdaq GSM	19.56	4,791	14.96
NYSE Arca	11.25	2,755	14.82
Cboe EDGX	4.90	1,201	6.06
MEMX	1.80	442	2.57
MIAX Pearl	1.58	387	0.89
IEX	1.41	346	0.63
Cboe BZX	0.61	149	1.72
NYSE American	0.56	136	0.07
CHX	0.54	133	0.03
Nasdaq PHLX	0.52	128	0.10
NYSE	0.08	20	0.85
Cboe BYX	0.04	10	0.47
24X National	0.00	1	0.07
Cboe EDGA	0.00	0	0.23
Nasdaq BX	0.00	0	0.23
NYSE National	0.00	0	0.08
Texas Stock Exchange LLC	0.00	0	0.01
LTSE	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.

ASTC Nutrition Facts

0.11 servings per container

Serving size

220.29K

Calories

24.50K

% Day

% Avg

Off Exchange¹ 14K

57.14%

56.23%

Nasdaq GSM 5K

19.56%

14.96%

NYSE Arca 3K

11.25%

14.82%

Cboe EDGX 1K

4.90%

6.06%

MEMX 442

1.80%

2.57%

MIAX Pearl 387

1.58%

0.89%

IEX 346

1.41%

0.63%

Cboe BZX 149

0.61%

1.72%

NYSE American 136

0.56%

0.07%

CHX 133

0.54%

0.03%

Nasdaq PHLX 128

0.52%

0.10%

NYSE 20

0.08%

0.85%

Cboe BYX 10

0.04%

0.47%

24X National 1

0.00%

0.07%

Cboe EDGA 0

0.00%

0.23%

Nasdaq BX 0

0.00%

0.23%

NYSE National 0

0.00%

0.08%

Texas Stock Exchange LLC 0

0.00%

0.01%

LTSE 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

ASTC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 13,999, which is 57.14% of today's total volume.
Today's Lit volume is 10,499, which is 42.86%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 56.23%.
The average Lit volume has been 43.77%.

ASTC Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

MEMX

MIAX Pearl

IEX

Cboe BZX

NYSE American

CHX

Nasdaq PHLX