AMERICAN SUPERCONDUCTOR CORP /DE/ reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Devens, MA
SEC filing record 1 source field available
Fiscal year end
31 March
AMERICAN SUPERCONDUCTOR CORP /DE/ has filed 1,324 SEC EDGAR filings since 29 Jul 1996

SEC filing history

Showing 501-525 of 860 matching filings.

Per page
25
Current page
21
8-K File 000-19672

FORM 8-K

Filing date
05 Aug 2015
Reporting date
05 Aug 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
04 Aug 2015
Reporting date
31 Jul 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
04 Aug 2015
Reporting date
31 Jul 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
04 Aug 2015
Reporting date
31 Jul 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
8-K File 000-19672

FORM 8-K

Filing date
31 Jul 2015
Reporting date
31 Jul 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
8-K File 000-19672

FORM 8-K

Filing date
26 Jun 2015
Reporting date
23 Jun 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
ARS File 000-19672

AUTO-GENERATED PAPER DOCUMENT

Filing date
25 Jun 2015
Reporting date
31 Mar 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
DEFA14A File 000-19672

DEFA14A

Filing date
19 Jun 2015
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
DEF 14A File 000-19672

DEF 14A

Filing date
19 Jun 2015
Reporting date
31 Jul 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
8-K File 000-19672

FORM 8-K

Filing date
09 Jun 2015
Reporting date
03 Jun 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
02 Jun 2015
Reporting date
28 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
SD File 000-19672

SD

Filing date
28 May 2015
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
28 May 2015
Reporting date
28 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
15 May 2015
Reporting date
14 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
15 May 2015
Reporting date
14 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
15 May 2015
Reporting date
14 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
12 May 2015
Reporting date
09 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
12 May 2015
Reporting date
08 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
12 May 2015
Reporting date
08 May 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13D/A File 005-41994

SC 13D AMENDMENT NO. 4

Filing date
05 May 2015
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4 SUBMISSION

Filing date
04 May 2015
Reporting date
24 Apr 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
8-K File 000-19672

8-K

Filing date
28 Apr 2015
Reporting date
24 Apr 2015
SEC evidence
Open document Open filing
Next action
Verify source filing
424B5 File 333-198851

424B5

Filing date
24 Apr 2015
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
424B5 File 333-198851

424B5

Filing date
23 Apr 2015
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .