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AMSC
American Superconductor Corp
stock
NASDAQ
At Close
Oct 19, 2026 3:59:52 PM EDT
25.68
USD
+0.039%
(+0.01)
806,074
Pre-market
Oct 19, 2026 9:25:30 AM EDT
26.57
USD
+3.506%
(+0.90)
After-hours
21.93
Bid
29.19
Ask
7.26
Spread
Overview
Options
Company
Exchanges
Short Interest - Daily
Activity
Short Interest - Daily
Daily
Official
AMSC Short Interest - Daily
stockNASDAQ
stockNASDAQ