Skip to main navigation
AMSC
Menu Button

    AMSC - Corp Menu

  • Gridtec
    • Distributed Generation Solutions
      • D-VAR® VVO
      • D-VAR® Systems
    • Critical Power Solutions
      • PQ-IVR® Systems
      • PQ-Light
    • Grid Capacity Solutions
    • Grid Reliability Solutions
    • Renewable Interconnectivity Solutions
      • D-VAR® Systems
      • D-VAR® RT
      • D-VAR® VVO
    • Utility Voltage Solutions
      • D-VAR® Systems
      • D-VAR® VVO
    • Network Planning & Applications
  • Marinetec
  • Windtec
    • Start Your Wind Turbine Business
    • Advanced Hardware and Software
    • Services & Technology Transfer
    • Retrofit Solutions

    • AMSC - Investor Relations

  • Investors
    • Press Releases
    • Events & Presentations
    • Corporate Governance
      • Management
      • Board of Directors
      • Committee Composition
      • Contact the Board
    • Proxy Materials
    • Financial Information
      • SEC Filings
      • Annual Reports
      • Quarterly Results
      • Key Ratios
    • Stock Information
      • Historic Stock Lookup
      • Investment Calculator
      • Analyst Coverage
      • Ownership Profile
    • Investor FAQs
    • Investor Contact
    • Email Alerts
Search
Schedule a Consultation
About Us
SEC Filing Details

AMSC - Investor Relations

  • Investors
    • Press Releases
    • Events & Presentations
    • Corporate Governance
      • Management
      • Board of Directors
      • Committee Composition
      • Contact the Board
    • Proxy Materials
    • Financial Information
      • SEC Filings
      • Annual Reports
      • Quarterly Results
      • Key Ratios
    • Stock Information
      • Historic Stock Lookup
      • Investment Calculator
      • Analyst Coverage
      • Ownership Profile
    • Investor FAQs
    • Investor Contact
    • Email Alerts

SEC Filing Details

Document Details

Form
SC 13G/A
Filing Date
Feb 8, 2023
Document Date
Feb 8, 2023
Form Description
An amendment to the SC 13G filing
Filing Group
Other
Company
AMSC

Filing Formats

View HTML
Download PDF
Download DOC
Download XLS

Products

  • Electric Control Systems
  • Generators & Drivetrains
  • Power Converters
  • Renewable Interconnectivity Solutions
  • Software
  • Turbine Designs
  • Utility & Industrial Resilience and Modernization Solutions
  • Utility Voltage Solutions

Investors

  • Corporate Governance
  • Events & Presentations
  • Financial Information
  • Investors
  • Investor Contact
  • Investor FAQs
  • Press Releases
  • Proxy Materials
  • Stock Information

About Us

AMSC’s solutions power gigawatts of renewable energy globally and enhance the performance and reliability of power networks in more than a dozen countries.

Learn More

Headquarters 

114 East Main St. Ayer,
Massachusetts 01432

ph +1 978.842.3000
fx +1 978.367.8549

Contact AMSC

Mission, Vision, and Values

Careers

  • Linkedin

Professional Services Web Design Company ©2024 American Superconductor. All rights reserved.

AMSC - Footer Utility

  • | Investors
  • | Privacy Policy
  • | Privacy Tools
  • | Copyright Information

AMSC - Mobile Menu

  • Gridtec
    • Distributed Generation Solutions
      • D-VAR® VVO
      • D-VAR® Systems
    • Critical Power Solutions
      • PQ-IVR® Systems
      • PQ-Light
    • Grid Capacity Solutions
    • Grid Reliability Solutions
    • Renewable Interconnectivity Solutions
      • D-VAR® Systems
      • D-VAR® RT
      • D-VAR® VVO
    • Utility Voltage Solutions
      • D-VAR® Systems
      • SVCs
      • D-VAR® VVO
    • Network Planning & Applications
  • Marinetec
  • Windtec
    • Start Your Wind Turbine Business
    • Advanced Hardware & Software
    • Services
  • Investors
    • Press Releases
    • Events & Presentations
    • Corporate Governance
      • Management
      • Board of Directors
      • Committee Composition
      • Contact the Board
    • Proxy Materials
    • Financial Information
      • SEC Filings
      • Annual Reports
      • Quarterly Results
      • Key Ratios
    • Stock Information
      • Historic Price Lookup
      • Investment Calculator
      • Analyst Coverage
      • Ownership Profile
    • Investor FAQs
    • Investor Contact
  • All Products
    • D-VAR
    • D-VAR RT
    • D-VAR VVO
    • PQ-IVR
    • PQ-Light
    • TURBINE DESIGNS
    • ELECTRIC CONTROL SYSTEMS
    • POWER CONVERTERS
    • GENERATORS & DRIVETRAINS
    • SUPERVISORY CONTROL & DATA ACQUISITION
    • CONDITIONING MONITORING SYSTEM
    • WIND PARK CONTROLLER
  • About Us
    • Careers
    • Mission, Vision and Values
  • News
  • Library
  • Contact Us