Cite Filings / AMSC / 0001193125-15-144211

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424B5

Prospectus

AMERICAN SUPERCONDUCTOR CORP /DE/ Filed 2015-04-23 Acc 0001193125-15-144211

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424B5 Prospectus , d913669d424b5.htm

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2015-04-28 8-K Other events
2015-04-24 424B5 Prospectus
2015-04-23 424B5 Prospectus
2015-04-23 8-K Results of operations · Other events
2015-04-23 8-K Other events
2014-11-07 424B5 Prospectus

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