Rating History for American Superconductor (AMSC) by

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Date Analyst Type Rating
(Past)		 PT
(Past)		 Start $
(End $)		 % Chg. Details
6/1/2011 N/A Downgrade
(N/A)		 N/A
(N/A)		 9.52
(32.13)		 237.5% Details