SEC Filings
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AMERICAN SUPERCONDUCTOR CORP /DE/
SC 13D
4 filings
All SC 13D Filings
Complete history of SC 13D filings with the SEC
| Date Filed | View on EDGAR |
|---|---|
|
11
Apr
Apr 11, 2011
|
open_in_new View Filing |
|
08
Oct
Oct 08, 1999
|
open_in_new View Filing |
|
17
Oct
Oct 17, 1997
|
open_in_new View Filing |
|
08
Jan
Jan 08, 1997
|
open_in_new View Filing |