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AMERICAN SUPERCONDUCTOR CORP (AMSC) Create: Alert

All | News | Filings
Date FiledTypeDescription
02/14/2023 SC 13G AWM Investment Company, Inc. reports a 8.7% stake in American Superconductor Corporation
01/31/2023 SC 13G ROYCE & ASSOCIATES LP reports a 5.7% stake in American Superconductor Corporation
07/08/2022 SC 13G Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
02/14/2022 SC 13G Footprints Asset Management & Research reports a 1.8% stake in American Superconductor Corporation
01/18/2022 SC 13G BAILLIE GIFFORD & CO reports a 5.2% stake in American Superconductor Corporation
02/16/2021 SC 13G Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
02/12/2020 SC 13G Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
02/07/2020 SC 13G BlackRock Inc. reports a 6.5% stake in AMERICAN SUPERCONDUCTOR CORP
01/27/2020 SC 13G DOUGLAS KEVIN reports a 3.8% stake in American Superconductor Corporation
06/24/2019 SC 13G Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
02/14/2019 SC 13G Footprints Asset Management & Research reports a 5.8% stake in American Superconductor Corporation
02/08/2019 SC 13G HIRSCHMAN ORIN reports a 9.9% stake in American Superconductor Corporation
10/05/2018 SC 13G HIRSCHMAN ORIN reports a 5.4% stake in American Superconductor Corporation
03/08/2018 SC 13G Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
02/13/2018 SC 13G AWM Investment Company, Inc. reports a 5.5% stake in American Superconductor Corporation
05/08/2017 SC 13G ARDSLEY ADVISORY PARTNERS reports a 7.4% stake in American Superconductor Corporation
02/12/2016 SC 13G Footprints Asset Management & Research reports a 5.7% stake in American Superconductor Corporation
02/11/2016 SC 13G AWM Investment Company, Inc. reports a 9.8% stake in American Superconductor Corporation
01/28/2014 SC 13G BlackRock Inc. reports a 5.5% stake in AMERICAN SUPERCONDUCTOR CORP.
12/31/2012 SC 13G CAPITAL VENTURES INTERNATIONAL reports a 9.9% stake in American Superconductor Corporation
02/16/2010 SC 13G AMERICAN SUPERCONDUCTOR CORP reports a 6.8% stake in American Superconductor Corporation

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