Dark

AMSC
American Superconductor Corp
stock NASDAQ

At Close

Jul 17, 2026 3:59:50 PM EDT

33.03USD-0.181%(-0.06)609,092

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 17, 2026 9:27:30 AM EDT

31.70USD-4.201%(-1.39)3,498

After-hours

Jul 17, 2026 4:13:30 PM EDT

32.92USD-0.333%(-0.11)83,510

OverviewOptionsHistoricalExchange VolumeShortsMore

AMSC Volume Jul 17, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	41.51	252,771	44.13
Nasdaq GSM	35.15	214,051	35.68
NYSE Arca	5.66	34,471	6.42
IEX	4.65	28,335	3.67
Cboe EDGX	3.88	23,644	3.14
MEMX	3.33	20,284	1.33
Cboe BZX	2.86	17,425	2.99
NYSE	1.01	6,134	0.78
MIAX Pearl	0.50	3,017	0.25
Cboe BYX	0.44	2,684	0.55
Cboe EDGA	0.26	1,578	0.27
24X National	0.25	1,530	0.01
Nasdaq BX	0.17	1,027	0.25
Nasdaq PHLX	0.15	929	0.10
NYSE National	0.09	542	0.16
NYSE American	0.05	309	0.08
CHX	0.03	156	0.17
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.

AMSC Nutrition Facts

0.58 servings per container

Serving size

1.05M

Calories

608.89K

% Day

% Avg

Off Exchange¹ 253K

41.51%

44.13%

Nasdaq GSM 214K

35.15%

35.68%

NYSE Arca 34K

5.66%

6.42%

IEX 28K

4.65%

3.67%

Cboe EDGX 24K

3.88%

3.14%

MEMX 20K

3.33%

1.33%

Cboe BZX 17K

2.86%

2.99%

NYSE 6K

1.01%

0.78%

MIAX Pearl 3K

0.50%

0.25%

Cboe BYX 3K

0.44%

0.55%

Cboe EDGA 2K

0.26%

0.27%

24X National 2K

0.25%

0.01%

Nasdaq BX 1K

0.17%

0.25%

Nasdaq PHLX 929

0.15%

0.10%

NYSE National 542

0.09%

0.16%

NYSE American 309

0.05%

0.08%

CHX 156

0.03%

0.17%

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

AMSC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 252,771, which is 41.51% of today's total volume.
Today's Lit volume is 356,116, which is 58.49%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.13%.
The average Lit volume has been 55.87%.

AMSC Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

Cboe EDGX

MEMX

Cboe BZX

NYSE

MIAX Pearl

Cboe BYX

Cboe EDGA