American Superconductor Corporation

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

SEC Filings

Form Filed Description
10-Q Aug 3, 2022 FORM 10-Q
8-K Aug 3, 2022 FORM 8-K
DEFA14A Jul 26, 2022 DEFA14A
SC 13G Jul 8, 2022
DEFA14A Jun 23, 2022 DEFA14A
DEF 14A Jun 23, 2022 DEF 14A
4 Jun 14, 2022 FORM 4 SUBMISSION
4 Jun 14, 2022 FORM 4 SUBMISSION
3 Jun 13, 2022 FORM 3 SUBMISSION
3 Jun 13, 2022 FORM 3 SUBMISSION
4 Jun 13, 2022 FORM 4 SUBMISSION
4 Jun 13, 2022 FORM 4 SUBMISSION
4 Jun 13, 2022 FORM 4 SUBMISSION
8-K Jun 10, 2022 FORM 8-K
4 Jun 2, 2022 FORM 4 SUBMISSION
4 Jun 2, 2022 FORM 4 SUBMISSION
10-K Jun 1, 2022 FORM 10-K
8-K Jun 1, 2022 FORM 8-K
SD May 23, 2022 FORM SD
4 Apr 6, 2022 FORM 4 SUBMISSION
4 Apr 6, 2022 FORM 4 SUBMISSION
4 Apr 6, 2022 FORM 4 SUBMISSION
4 Apr 6, 2022 FORM 4 SUBMISSION
SC 13G Feb 14, 2022 SC 13G
SC 13G/A Feb 9, 2022 SEC SCHEDULE 13G
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