4
FORM 4 SUBMISSION
- Filing date
- 11 Dec 2018
- Reporting date
- 07 Dec 2018
- SEC evidence
- Open document Open filing
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- Company location
- Devens, MA
- Fiscal year end
- 31 March
Company
Names, identifiers, and filing context for this profile.
1 identity field
SEC filing record 1 source field available
AMERICAN SUPERCONDUCTOR CORP /DE/ has filed 1,324 SEC EDGAR filings since 29 Jul 1996
SEC filing history
Showing 351-375 of 860 matching filings.
Per page
25
Current page
15
4
FORM 4 SUBMISSION
- Filing date
- 13 Nov 2018
- Reporting date
- 08 Nov 2018
- SEC evidence
- Open document Open filing
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4
FORM 4 SUBMISSION
- Filing date
- 13 Nov 2018
- Reporting date
- 08 Nov 2018
- SEC evidence
- Open document Open filing
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10-Q
File 000-19672
10-Q
- Filing date
- 06 Nov 2018
- Reporting date
- 30 Sep 2018
- SEC evidence
- Open document Open filing Open XBRL
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8-K
File 000-19672
8-K
- Filing date
- 06 Nov 2018
- Reporting date
- 06 Nov 2018
- SEC evidence
- Open document Open filing
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4
FORM 4 SUBMISSION
- Filing date
- 05 Nov 2018
- Reporting date
- 01 Nov 2018
- SEC evidence
- Open document Open filing
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8-K
File 000-19672
8-K
- Filing date
- 31 Oct 2018
- Reporting date
- 31 Oct 2018
- SEC evidence
- Open document Open filing
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SC 13G
File 005-41994
ACQUISITION OF BENEFICIAL OWNERSHIP
- Filing date
- 05 Oct 2018
- Reporting date
- Not listed
- SEC evidence
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CT ORDER
File 000-19672
CT ORDER filing
- Filing date
- 30 Aug 2018
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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CT ORDER
File 000-19672
CT ORDER filing
- Filing date
- 10 Aug 2018
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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CT ORDER
File 000-19672
CT ORDER filing
- Filing date
- 10 Aug 2018
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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4
FORM 4 SUBMISSION
- Filing date
- 06 Aug 2018
- Reporting date
- 02 Aug 2018
- SEC evidence
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4
FORM 4 SUBMISSION
- Filing date
- 06 Aug 2018
- Reporting date
- 02 Aug 2018
- SEC evidence
- Open document Open filing
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8-K
File 000-19672
8-K
- Filing date
- 01 Aug 2018
- Reporting date
- 27 Jul 2018
- SEC evidence
- Open document Open filing
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10-Q
File 000-19672
10-Q
- Filing date
- 31 Jul 2018
- Reporting date
- 30 Jun 2018
- SEC evidence
- Open document Open filing Open XBRL
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8-K
File 000-19672
8-K
- Filing date
- 31 Jul 2018
- Reporting date
- 31 Jul 2018
- SEC evidence
- Open document Open filing
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4
FORM 4 SUBMISSION
- Filing date
- 31 Jul 2018
- Reporting date
- 27 Jul 2018
- SEC evidence
- Open document Open filing
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4
FORM 4 SUBMISSION
- Filing date
- 30 Jul 2018
- Reporting date
- 26 Jul 2018
- SEC evidence
- Open document Open filing
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CT ORDER
File 000-19672
CT ORDER filing
- Filing date
- 13 Jul 2018
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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8-K
File 000-19672
FORM 8-K
- Filing date
- 09 Jul 2018
- Reporting date
- 03 Jul 2018
- SEC evidence
- Open document Open filing
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8-K
File 000-19672
8-K
- Filing date
- 03 Jul 2018
- Reporting date
- 28 Jun 2018
- SEC evidence
- Open document Open filing
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4
FORM 4 SUBMISSION
- Filing date
- 02 Jul 2018
- Reporting date
- 28 Jun 2018
- SEC evidence
- Open document Open filing
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4
FORM 4 SUBMISSION
- Filing date
- 02 Jul 2018
- Reporting date
- 28 Jun 2018
- SEC evidence
- Open document Open filing
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DEFA14A
File 000-19672
DEFA14A
- Filing date
- 15 Jun 2018
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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DEF 14A
File 000-19672
DEF 14A
- Filing date
- 15 Jun 2018
- Reporting date
- 27 Jul 2018
- SEC evidence
- Open document Open filing
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