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SC 13D/A

Beneficial Ownership Report

AMERICAN SUPERCONDUCTOR CORP /DE/ Filed 2011-10-07 Acc 0000950123-11-089001

Documents 1

SC 13D/A Beneficial Ownership Report , c23104sc13dza.htm

Around this filing

2012-02-01 SC 13D/A Beneficial Ownership Report
2011-10-07 8-K Other events
2011-10-07 SC 13D/A Beneficial Ownership Report
2011-10-03 4 10% owner bought 938,000 shares at an average $4.36 ($4,085,360)
2011-10-03 8-K Regulation FD disclosure
2004-02-25 SC 13D/A Beneficial Ownership Report

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