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 826-850 of 858 matching filings.

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25

Current page

34

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

4

FORM 4 SUBMISSION

Filing date: 14 May 2010
Reporting date: 13 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

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

8-K File 000-19672

LIVE FILING

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

3

FORM 3 SUBMISSION

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

8-K File 000-19672

LIVE FILING

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

5

FORM 5 SUBMISSION

Filing date: 09 Apr 2010
Reporting date: 31 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

5

FORM 5 SUBMISSION

Filing date: 09 Apr 2010
Reporting date: 31 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

MAIN DOCUMENT DESCRIPTION

Filing date: 05 Apr 2010
Reporting date: 01 Apr 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

MAIN DOCUMENT DESCRIPTION

Filing date: 23 Mar 2010
Reporting date: 19 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

MAIN DOCUMENT DESCRIPTION

Filing date: 22 Mar 2010
Reporting date: 25 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4/A

MAIN DOCUMENT DESCRIPTION

Filing date: 22 Mar 2010
Reporting date: 16 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

MAIN DOCUMENT DESCRIPTION

Filing date: 18 Mar 2010
Reporting date: 16 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

3/A

FORM 3/A SUBMISSION

Filing date: 18 Mar 2010
Reporting date: 05 Aug 2009
SEC evidence: Open document Open filing
Next action: Verify source filing

3

MAIN DOCUMENT DESCRIPTION

Filing date: 08 Mar 2010
Reporting date: 25 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-41994

SCHEDULE 13G/A

Filing date: 08 Mar 2010
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G File 005-41994

DOC ONE

Filing date: 16 Feb 2010
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-19672

LIVE FILING

Filing date: 08 Feb 2010
Reporting date: 04 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

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

4

FORM 4 SUBMISSION

Filing date: 08 Feb 2010
Reporting date: 05 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 08 Feb 2010
Reporting date: 05 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4 SUBMISSION

Filing date: 08 Feb 2010
Reporting date: 05 Feb 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

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