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American Superconductor Corporation

AMSC ·Technology, Electrical Equipment & Parts, United States
Financial Statements › SEC Filings

SEC Filings

Form Filed Description
4 Nov 2, 2020 FORM 4 SUBMISSION
8-K Oct 26, 2020 8-K
424B5 Oct 23, 2020 424B5
424B5 Oct 21, 2020 424B5
8-K Oct 5, 2020 FORM 8-K
8-K Oct 5, 2020 FORM 8-K
8-K Oct 2, 2020 FORM 8-K
8-K Sep 16, 2020 FORM 8-K
10-Q Aug 5, 2020 FORM 10-Q
8-K Aug 5, 2020 FORM 8-K
4 Jul 29, 2020 FORM 4 SUBMISSION
4 Jul 29, 2020 FORM 4 SUBMISSION
4 Jun 30, 2020 FORM 4 SUBMISSION
4 Jun 30, 2020 FORM 4 SUBMISSION
DEFA14A Jun 19, 2020 DEFA14A
DEF 14A Jun 19, 2020 DEF 14A
SC 13G/A Jun 19, 2020 SC 13G/A
4 Jun 4, 2020 FORM 4 SUBMISSION
4 Jun 4, 2020 FORM 4 SUBMISSION
10-K Jun 2, 2020 FORM 10-K
8-K Jun 2, 2020 FORM 8-K
8-K May 27, 2020 FORM 8-K
4 May 26, 2020 FORM 4 SUBMISSION
4 May 26, 2020 FORM 4 SUBMISSION
SD May 26, 2020 FORM SD
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