FilingIndex
10-KThe Record

AMERICAN SUPERCONDUCTOR CORP /DE/ files 10-K

Filed Jun 2, 2021 · 5y ago · Accession 0001437749-21-013956

Plain English

Annual report — full-year financials, business overview, and risk factors.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
AMSC
CIK
880807
Form type
10-K
Filing date
Jun 2, 2021
Report date
Mar 31, 2021
Document
amsc20210331_10k.htm
Size
9.7 MB