Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001437749-26-018542
Filing Date
2026-05-27
Accepted
2026-05-27 16:09:24
Documents
129
Period of Report
2026-03-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K amsc20260331_10k.htm   iXBRL 10-K 2516007
2 EXHIBIT 21.1 ex_919730.htm EX-21.1 5647
3 EXHIBIT 23.1 ex_919731.htm EX-23.1 2944
4 EXHIBIT 31.1 ex_919732.htm EX-31.1 13403
5 EXHIBIT 31.2 ex_919733.htm EX-31.2 15430
6 EXHIBIT 32.1 ex_919734.htm EX-32.1 7256
7 EXHIBIT 32.2 ex_919735.htm EX-32.2 7147
13 stockchart.jpg GRAPHIC 46956
  Complete submission text file 0001437749-26-018542.txt   13539395

Data Files

Seq Description Document Type Size
8 XBRL TAXONOMY EXTENSION SCHEMA amsc-20260331.xsd EX-101.SCH 112961
9 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE amsc-20260331_cal.xml EX-101.CAL 109442
10 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE amsc-20260331_def.xml EX-101.DEF 758487
11 XBRL TAXONOMY EXTENSION LABEL LINKBASE amsc-20260331_lab.xml EX-101.LAB 664917
12 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE amsc-20260331_pre.xml EX-101.PRE 828264
133 EXTRACTED XBRL INSTANCE DOCUMENT amsc20260331_10k_htm.xml XML 2353511
Mailing Address SIXTY FOUR JACKSON ROAD DEVENS MA 01434
Business Address SIXTY FOUR JACKSON ROAD DEVENS MA 01434 9788423000
AMERICAN SUPERCONDUCTOR CORP /DE/ (Filer) CIK: 0000880807 (see all company filings)

EIN.: 042959321 | State of Incorp.: DE | Fiscal Year End: 0331
Type: 10-K | Act: 34 | File No.: 000-19672 | Film No.: 261026227
SIC: 3621 Motors & Generators
(CF Office: 04 Manufacturing)