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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 2014-10-02 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 2014
Regulatory Filings
2014-10-02 English
FORM 8-K
Earnings Release 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 text includes preliminary estimates of impairment charges and net loss for the fiscal quarter ended September 30, 2014, but it explicitly states these are preliminary estimates and not final financial statements. The document does not contain comprehensive financial statements or detailed financial analysis typical of an Interim/Quarterly Report (IR). Instead, it provides a brief update on financial condition and results, which is characteristic of a Capital/Financing Update or Earnings Release. However, since it is a Form 8-K reporting preliminary financial estimates and impairment charges, it aligns best with an Earnings Release (ER) as it announces key financial results for a quarter. The document is longer than 5,000 characters and contains substantive financial information, so it is not a mere announcement or certification. Therefore, the most appropriate classification is Earnings Release (ER).
2014-10-01 English
FORM S-3
Capital/Financing Update Classification · 100% confidence The document is a Form S-3 registration statement filed with the SEC, which is used for registering securities for public offering under the Securities Act of 1933. It includes detailed information about the securities to be offered, the registration fee, and the prospectus for investors. This type of filing is related to capital raising activities and financing. It is not an annual report, earnings release, or any other type of financial or governance report. Therefore, it fits the category of Capital/Financing Update filings.
2014-09-19 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 an arbitration award against the company and related insurance coverage issues, which are significant events but not financial results or detailed reports. The document is relatively short (4714 characters) and serves as a notification of an event rather than a full financial or management report. Therefore, it fits the category of a Regulatory Filing (RNS), which is the fallback for miscellaneous filings that do not fit other specific categories.
2014-09-04 English
FORM 4 SUBMISSION
Director's Dealing
2014-08-29 English
8-K
Regulatory Filings Classification · 100% confidence The document is a Form 8-K filed with the SEC, which is a current report used to announce major events or material definitive agreements. The text specifically describes the entry into a material definitive agreement (a supply contract) and includes forward-looking statements. It does not contain financial statements or detailed financial analysis, nor is it an annual or quarterly report. The document length is 3825 characters, which is relatively short and consistent with an 8-K filing. Therefore, this is a Regulatory Filing (RNS) as it is a general regulatory announcement that does not fit into more specific categories like Annual Report or Earnings Release.
2014-08-21 English

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