Cite Filings / AMSC / 0001193125-21-168623

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424B7

Prospectus

AMERICAN SUPERCONDUCTOR CORP /DE/ Filed 2021-05-21 Acc 0001193125-21-168623

Documents 1

424B7 Prospectus , d149419d424b7.htm

Around this filing

2024-08-12 424B7 Prospectus
2021-05-27 SD Specialized Disclosure
2021-05-25 8-K Executive or director change
2021-05-24 4 Chairman, President and CEO sold 8,690 shares at $14.19 ($123,277)
2021-05-24 4 SVP, CFO & Treasurer sold 5,794 shares at $14.18 ($82,142)
2021-05-21 8-K Other events
2021-05-21 424B7 Prospectus

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