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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 2020-12-14 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
FORM 8-K/A
Regulatory Filings Classification · 95% confidence The document is a Form 8-K/A (Amendment No. 1) filed with the SEC, which is a Current Report under the Securities Exchange Act of 1934. It amends a previous Form 8-K to include financial statements and unaudited pro forma financial information related to an acquisition. The document includes references to exhibits containing audited and unaudited financial statements of the acquired business and pro forma financials of the company. The primary purpose is to update and provide additional financial disclosures related to the acquisition event. This type of filing is a regulatory announcement updating prior disclosures rather than a full annual or quarterly report. It is not a standalone audit report, earnings release, or management discussion. Given the nature of the filing as an SEC Current Report amendment providing financial statements related to a business acquisition, the most appropriate classification is Regulatory Filings (RNS), which serves as a general category for such SEC filings that do not fit other specific report types.
2020-12-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-11-30 English
FORM 10-Q
Interim / Quarterly Report Q2 2021
2020-11-04 English
FORM 8-K
Earnings Release Classification · 95% confidence The document is a Form 8-K filed with the SEC, dated November 4, 2020, reporting the financial results for the second quarter ended September 30, 2020. It includes a press release as an exhibit announcing these results. The text explicitly states that the press release is furnished but not filed, and the document is a current report rather than a full quarterly or annual report. The length is 3805 characters, which is relatively short and consistent with an earnings release announcement rather than a full report. The document does not contain detailed financial statements or substantive financial data itself, but rather announces the results and attaches a press release. Therefore, this document fits the definition of an Earnings Release (ER) as it is the initial announcement of quarterly financial results with key highlights only.
2020-11-04 English
FORM 4 SUBMISSION
Director's Dealing
2020-11-02 English
FORM 4 SUBMISSION
Director's Dealing
2020-11-02 English

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