American Superconductor Corporation

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

SEC Filings

Form Filed Description
4 Apr 7, 2023 FORM 4 SUBMISSION
4 Apr 7, 2023 FORM 4 SUBMISSION
4 Apr 7, 2023 FORM 4 SUBMISSION
SC 13G Feb 14, 2023 AMSC 13G
SC 13G/A Feb 8, 2023 SEC SCHEDULE 13G
10-Q Feb 1, 2023 FORM 10-Q
8-K Feb 1, 2023 FORM 8-K
SC 13G Jan 31, 2023
SC 13G/A Jan 19, 2023
4 Dec 19, 2022 FORM 4 SUBMISSION
4 Dec 19, 2022 FORM 4 SUBMISSION
4 Dec 13, 2022 FORM 4 SUBMISSION
S-8 POS Nov 17, 2022 S-8 POS
S-8 POS Nov 17, 2022 S-8 POS
S-8 POS Nov 17, 2022 S-8 POS
S-8 POS Nov 17, 2022 S-8 POS
S-8 POS Nov 17, 2022 S-8 POS
S-8 POS Nov 17, 2022 S-8 POS
4 Nov 2, 2022 FORM 4 SUBMISSION
10-Q Nov 1, 2022 FORM 10-Q
8-K Nov 1, 2022 FORM 8-K
4 Oct 21, 2022 FORM 4 SUBMISSION
S-8 Aug 10, 2022 S-8
S-8 Aug 10, 2022 S-8
8-K Aug 5, 2022 8-K
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