American Superconductor Corp /De/ SC 13D and SC 13D/A reports

Location
Sixty Four Jackson Road, Devens, MA
State of incorporation
DE
Fiscal year end
March 31
Data updated at
10/30/2024, 04:16 PM
Form type Sec Links Description Filing date Reporting date
SC 13D/A Report SC 13D AMENDMENT NO. 4 May 5, 2015
SC 13D/A Report SC 13D/A Feb 14, 2013
SC 13D/A Report AMENDMENT NO. 2 TO SCHEDULE 13D Feb 1, 2012
SC 13D/A Report SCHEDULE 13D/A Oct 7, 2011
SC 13D Report Apr 11, 2011