Cite Filings / AMSC / 0001193125-17-158661

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424B5

Prospectus

AMERICAN SUPERCONDUCTOR CORP /DE/ Filed 2017-05-04 Acc 0001193125-17-158661

Documents 1

424B5 Prospectus , d392296d424b5.htm

Around this filing

2017-05-09 4 SVP, CFO & Treasurer gave up 2,617 shares (to pay taxes)
2017-05-09 8-K Executive or director change
2017-05-08 424B5 Prospectus
2017-05-08 SC 13G Amended Statement of Ownership
2017-05-04 424B5 Prospectus
2017-05-04 8-K Agreement ended · Other events
2017-01-27 424B5 Prospectus

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