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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 2018-08-30 Regulatory Filings
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
Regulatory Filings 2018
Regulatory Filings
2018-08-30 English
Regulatory Filings 2018
Regulatory Filings Classification · 90% confidence The document text appears to be encoded or corrupted and does not contain any clear readable content, titles, regulatory references, fiscal period dates, or keywords that would indicate a specific type of financial or corporate filing. The length is 8341 characters, which is sufficient for a substantive report, but the content is not interpretable. Given the lack of identifiable information and the fallback rule, the document should be classified as a Regulatory Filing (RNS), which serves as a catch-all category for filings that do not fit other specific categories.
2018-08-10 English
Regulatory Filings 2018
Regulatory Filings
2018-08-10 English
FORM 4 SUBMISSION
Director's Dealing
2018-08-06 English
FORM 4 SUBMISSION
Director's Dealing
2018-08-06 English
8-K
Declaration of Voting Results & Voting Rights Announcements Classification · 95% confidence The document is a Form 8-K current report filed with the SEC, dated July 27, 2018, reporting the submission of matters to a vote of security holders at the company's Annual Meeting of Stockholders. It includes detailed voting results for director elections and ratification of the independent auditor. The content focuses on the official results of shareholder votes at the AGM, which matches the description of Declaration of Voting Results & Voting Rights Announcements (DVA). The document length is 3498 characters, which is relatively short but contains substantive voting results, not just an announcement of a report. Therefore, it is not a Report Publication Announcement (RPA) or Regulatory Filing (RNS). The key content is the voting results, so the correct classification is DVA with high confidence.
2018-08-01 English

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