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SEC Edgar

AMERICAN SUPERCONDUCTOR CORP /DE/

SIC 3621 · Motors & Generators
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$AMSC

AMERICAN SUPERCONDUCTOR CORP /DE/

CIK:0000880807|SEC Filings

UNDERWRITING AGREEMENTS

EX-1.01
ex_969678.htm
May 29, 2026
EX-1.1
d795155dex11.htm
Jun 11, 2025
EX-1.01
ex_821366.htm
May 21, 2025
EX-1.01
ex_678232.htm
May 28, 2024
EX-1.1
d739219dex11.htm
Jan 31, 2024
EX-1.01
ex_519180.htm
May 31, 2023
EX-1.01
ex_378586.htm
May 23, 2022
EX-1.01
ex_253676.htm
May 27, 2021
EX-1.1
d34473dex11.htm
Oct 26, 2020
EX-1.01
ex_188034.htm
May 26, 2020
EX-1.01
ex_145996.htm
May 30, 2019
EX-1.01
amsc2017formsdexhibit101.htm
May 25, 2018
EX-1.01
d399443dex101.htm
May 25, 2017
EX-1.1
d374303dex11.htm
May 10, 2017
EX-1.01
d365949dex101.htm
May 27, 2016
EX-1.01
d929847dex101.htm
May 28, 2015
EX-1.1
d915318dex11.htm
Apr 28, 2015
EX-1.1
d819643dex11.htm
Nov 13, 2014
EX-1.02
d734851dex102.htm
May 30, 2014
EX-1.1
b83417exv1w1.htm
Nov 12, 2010