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 801-825 of 858 matching filings.

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33

4

FORM 4 SUBMISSION

Filing date: 08 Oct 2010
Reporting date: 06 Oct 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 08 Oct 2010
Reporting date: 06 Oct 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 16 Sep 2010
Reporting date: 15 Sep 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K/A File 000-19672

FORM 8-K/A

Filing date: 15 Sep 2010
Reporting date: 12 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 10 Sep 2010
Reporting date: 09 Sep 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

MAIN DOCUMENT DESCRIPTION

Filing date: 19 Aug 2010
Reporting date: 17 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 13 Aug 2010
Reporting date: 11 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 13 Aug 2010
Reporting date: 11 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 13 Aug 2010
Reporting date: 11 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 13 Aug 2010
Reporting date: 11 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 13 Aug 2010
Reporting date: 11 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 13 Aug 2010
Reporting date: 11 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

8-K

Filing date: 06 Aug 2010
Reporting date: 06 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-19672

AMERICAN SUPERCONDUCTOR CORPORATION

Filing date: 05 Aug 2010
Reporting date: 30 Jun 2010
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-19672

LIVE FILING

Filing date: 29 Jul 2010
Reporting date: 29 Jul 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

MAIN DOCUMENT DESCRIPTION

Filing date: 27 Jul 2010
Reporting date: 23 Jul 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 13 Jul 2010
Reporting date: 12 Jul 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

ARS File 000-19672

AUTO-GENERATED PAPER DOCUMENT

Filing date: 24 Jun 2010
Reporting date: 31 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 000-19672

SC DEFA14A

Filing date: 22 Jun 2010
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 000-19672

AMERICAN SUPERCONDUCTOR CORPORATION

Filing date: 22 Jun 2010
Reporting date: 06 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 000-19672

AMERICAN SUPERCONDUCTOR CORPORATION

Filing date: 27 May 2010
Reporting date: 31 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

MAIN DOCUMENT DESCRIPTION

Filing date: 27 May 2010
Reporting date: 25 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

FORM 8-K

Filing date: 17 May 2010
Reporting date: 12 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 May 2010
Reporting date: 12 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 14 May 2010
Reporting date: 12 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

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