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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 2014-07-10 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
Major Shareholding Notification 2014
Major Shareholding Notification
2014-07-10 English
FORM 4 SUBMISSION
Director's Dealing
2014-06-26 English
AUTO-GENERATED PAPER DOCUMENT
Annual Report
2014-06-25 English
FORM 8-K
Regulatory Filings Classification · 95% confidence The document is a Form 8-K filed with the SEC, which is a current report used to announce unscheduled material events or corporate changes. The content describes a settlement of a securities class action litigation, including issuance of shares as part of the settlement. It does not contain financial statements or detailed financial performance data. The document is not an annual or quarterly report, nor is it a transcript, presentation, or proxy statement. It is a regulatory announcement of a corporate event. Therefore, it fits best under Regulatory Filings (RNS). The document length is 4144 characters, which is relatively short and consistent with a regulatory announcement rather than a full report.
2014-06-23 English
DEFA14A
Proxy Solicitation & Information Statement Classification · 100% confidence The document is a Schedule 14A proxy statement filed with the SEC, specifically titled as a Definitive Additional Materials for a shareholder meeting. It includes detailed information about the proxy materials, voting instructions, meeting date, and proposals to be voted on, such as election of directors, stock incentive plan amendments, auditor ratification, and executive compensation advisory vote. This type of document is used to solicit shareholder votes and provide information necessary for shareholders to make informed voting decisions. It is not the actual annual report, earnings release, or management discussion, but rather proxy solicitation materials. According to the filing definitions, proxy solicitation materials fall under Proxy Solicitation & Information Statement (PSI). The document length (6184 characters) and content confirm it is the proxy statement itself, not just an announcement or a brief notice. Therefore, the correct classification is PSI with high confidence.
2014-06-18 English
NOTICE & PROXY
Proxy Solicitation & Information Statement
2014-06-18 English

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