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$AMSC
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$AMSC 8-K SEC Filings

Filed On Filing
21 Sep 2026 8-K: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

(b) On September 17, 2026, Barbara G. Littlefield informed the Board of Directors (the “Board”) of American Superconductor Corporation of her resignation from the Board, effective at 12 p.m. eastern time on Friday, September 18, 2026.

05 Aug 2026 8-K: Results of Operations and Financial Condition; Submission of Matters to a Vote of Security Holders
02 Jun 2026 8-K: Departure/Election of Directors or Officers; Compensation
27 May 2026 8-K: Results of Operations and Financial Condition
04 Feb 2026 8-K: Results of Operations and Financial Condition
23 Dec 2025 8-K: Other Events
10 Dec 2025 8-K: Entry into a Material Definitive Agreement; Completion of Acquisition or Disposition of Assets +2 more
05 Nov 2025 8-K: Results of Operations and Financial Condition
30 Jul 2025 8-K: Results of Operations and Financial Condition
29 Jul 2025 8-K: Submission of Matters to a Vote of Security Holders
11 Jun 2025 8-K: Other Events
21 May 2025 8-K: Results of Operations and Financial Condition; Departure/Election of Directors or Officers; Compensation
05 Feb 2025 8-K: Results of Operations and Financial Condition; Amendments to Articles/Bylaws; Change in Fiscal Year
30 Oct 2024 8-K: Results of Operations and Financial Condition
13 Aug 2024 8-K: Other Events
06 Aug 2024 8-K: Results of Operations and Financial Condition
05 Aug 2024 8-K: Departure/Election of Directors or Officers; Compensation; Submission of Matters to a Vote of Security Holders
05 Aug 2024 8-K: Entry into a Material Definitive Agreement; Completion of Acquisition or Disposition of Assets +1 more
29 May 2024 8-K: Results of Operations and Financial Condition; Departure/Election of Directors or Officers; Compensation
31 Jan 2024 8-K: Other Events

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