AMERICAN SUPERCONDUCTOR CORP /DE/ reports

Company location: Devens, MA
Fiscal year end: 31 March

AMERICAN SUPERCONDUCTOR CORP /DE/ has filed 1,322 SEC EDGAR filings since 29 Jul 1996

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SEC filing history

Showing 426-450 of 858 matching filings.

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25

Current page

18

4

FORM 4 SUBMISSION

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 12 May 2017
Reporting date: 10 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

FORM 8-K

Filing date: 10 May 2017
Reporting date: 05 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

8-K

Filing date: 09 May 2017
Reporting date: 07 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 09 May 2017
Reporting date: 08 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

424B5 File 333-198851

424B5

Filing date: 08 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G File 005-41994

SCHEDULE 13G

Filing date: 08 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

424B5 File 333-198851

424B5

Filing date: 04 May 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

8-K

Filing date: 04 May 2017
Reporting date: 04 May 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

FORM 8-K

Filing date: 26 Apr 2017
Reporting date: 26 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3 SUBMISSION

Filing date: 11 Apr 2017
Reporting date: 03 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 Apr 2017
Reporting date: 05 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 Apr 2017
Reporting date: 05 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 Apr 2017
Reporting date: 05 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 Apr 2017
Reporting date: 05 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 Apr 2017
Reporting date: 05 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 07 Apr 2017
Reporting date: 05 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

8-K

Filing date: 04 Apr 2017
Reporting date: 03 Apr 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-41994

AMERICAN SUPERCONDUCTOR 13G/A

Filing date: 10 Feb 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-19672

10-Q

Filing date: 06 Feb 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-19672

8-K

Filing date: 06 Feb 2017
Reporting date: 06 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

424B5 File 333-198851

424B5

Filing date: 27 Jan 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

FORM 8-K

Filing date: 27 Jan 2017
Reporting date: 27 Jan 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

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