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AMERICAN SUPERCONDUCTOR CORP /DE/ — Investor Relations & Filings

Ticker · AMSC ISIN · US0301112076 LEI · 549300S9YT8Z8LOK4452 US Manufacturing
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Filings indexed 1,014 across all filing types
Latest filing 2012-12-31 Major Shareholding Noti…
Country US United States of America
Listing US AMSC

About AMERICAN SUPERCONDUCTOR CORP /DE/

https://www.amsc.com/

American Superconductor Corporation (AMSC) is an energy technology company that provides megawatt-scale power resiliency solutions. The company's offerings are organized into two primary segments: Gridtec and Windtec. The Gridtec segment delivers advanced grid systems that enhance the performance, reliability, and capacity of power networks. Key products include D-VAR® dynamic reactive compensation and PQ-IVR® voltage restoration systems, which manage voltage, improve power quality, and facilitate the integration of renewable energy. The Windtec segment provides electronic controls, systems, and engineering services for the wind energy market, including proprietary wind turbine designs, power electronics, and control software. AMSC also designs and manufactures high-temperature superconductor (HTS) wires and related power systems.

Recent filings

Filing Released Lang Actions
SC 13G
Major Shareholding Notification
2012-12-31 English
FORM 8-K
Capital/Financing Update Classification · 100% confidence The document is a Form 8-K filed with the SEC, which is a current report used to announce major events that shareholders should know about. The content describes an amendment and exchange agreement related to convertible notes, detailing changes in terms of financing arrangements. It includes specifics about the convertible notes, amendments to the purchase agreement, and financial obligations. This is a clear update on the company's financing activities rather than a full financial report or earnings release. The document is not an annual or quarterly report, nor is it a proxy, governance, or legal proceeding document. It fits the category of Capital/Financing Update, as it provides detailed information about changes in the company's capital structure and financing agreements.
2012-12-21 English
MAIN DOCUMENT DESCRIPTION
Director's Dealing
2012-12-04 English
MAIN DOCUMENT DESCRIPTION
Director's Dealing
2012-11-29 English
FORM 8-K
Board/Management Information Classification · 95% confidence The document is a Form 8-K filed with the SEC, which is a current report used to announce major events that shareholders should know about. The content includes a workforce reduction plan, termination of senior executives, severance agreements, and a press release updating guidance. There are no comprehensive financial statements or detailed financial analysis typical of Annual Reports (10-K) or Interim Reports (IR). The document primarily announces management changes and restructuring activities. The presence of Item 5.02 (Departure of Directors or Certain Officers) and detailed severance agreements indicates it is a Board/Management Information filing. The length and detail confirm it is not a brief announcement but a substantive report on management changes and restructuring. Therefore, the appropriate classification is MANG (Board/Management Information).
2012-11-28 English
MAIN DOCUMENT DESCRIPTION
Director's Dealing
2012-11-26 English

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