House Arthur H
Related Filers (1)
Ownership (9)
4
Friday, 4/7/2023
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/6/2022
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/7/2021
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/7/2020
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 4/4/2019
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 4/6/2018
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 4/7/2017
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities
3
Thursday, 9/22/2016
AMERICAN SUPERCONDUCTOR CORP /DE/: Initial statement of beneficial ownership of securities
4
Thursday, 9/22/2016
AMERICAN SUPERCONDUCTOR CORP /DE/: Statement of changes in beneficial ownership of securities