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AMSC

QT68American Superconductor Corporation
NASDAQ·Industrials·Industrial - Machinery·USA
Latest market price
43.40
+3.27+8.15%
OverviewShort InterestFilings
AMSCQT68American Superconductor Corporation·NASDAQ
OverviewShort InterestFilings
43.40+8.15%

Latest SEC Filings

Form category
Filing Date ▾Report DateFormDescriptionFilingDocument
Jun 12, 2026Jun 12, 20264Statement of changes in beneficial ownership
Jun 11, 2026Jun 11, 20264Statement of changes in beneficial ownership
Jun 11, 2026Jun 11, 20264Statement of changes in beneficial ownership
Jun 10, 2026Jun 10, 20264Statement of changes in beneficial ownership
Jun 10, 2026Jun 10, 20264Statement of changes in beneficial ownership
Jun 02, 2026Jun 02, 20268-KCurrent report
May 29, 2026May 29, 2026SDSD
May 27, 2026May 27, 202610-KAnnual report
May 27, 2026May 27, 20268-KCurrent report
Apr 29, 2026Apr 29, 2026SC 13GBeneficial ownership statement (passive)
Apr 07, 2026Apr 07, 20264Statement of changes in beneficial ownership
Apr 07, 2026Apr 07, 20264Statement of changes in beneficial ownership
Apr 07, 2026Apr 07, 20264Statement of changes in beneficial ownership
Apr 07, 2026Apr 07, 20264Statement of changes in beneficial ownership
Apr 07, 2026Apr 07, 20264Statement of changes in beneficial ownership
Apr 07, 2026Apr 07, 20264Statement of changes in beneficial ownership
Mar 26, 2026Mar 26, 2026SC 13G/ASC 13G/A
Feb 26, 2026Feb 26, 20264Statement of changes in beneficial ownership
Feb 17, 2026Feb 17, 20268-K/A8-K/A
Feb 04, 2026Feb 04, 202610-QQuarterly report
Feb 04, 2026Feb 04, 20268-KCurrent report
Jan 30, 2026Jan 30, 2026SC 13G/ASC 13G/A
Dec 23, 2025Dec 23, 2025424B7424B7
Dec 23, 2025Dec 23, 20258-KCurrent report
Dec 10, 2025Dec 10, 20258-KCurrent report
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