{
  "name": "American Superconductor Corp",
  "legal_name": "AMERICAN SUPERCONDUCTOR CORP /DE/",
  "ticker": "AMSC",
  "tickers": [
    "AMSC"
  ],
  "cik": "0000880807",
  "page_url": "https://steadybase.io/company/american-superconductor-corp/",
  "markdown_url": "https://steadybase.io/company/american-superconductor-corp.md",
  "json_url": "https://steadybase.io/company/american-superconductor-corp.json",
  "as_of": "2026-11-10",
  "last_filed": "2026-11-04",
  "industry": {
    "sic": "3621",
    "description": "Motors & Generators"
  },
  "headquarters": {
    "city": "Devens",
    "state": "MA",
    "country": "US"
  },
  "exchanges": [
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  "fiscal_year_end": "March 31",
  "filer_category": "Large accelerated filer",
  "state_of_incorporation": "DE",
  "website": "amsc.com",
  "investor_relations_url": "https://www.amsc.com/investors/",
  "linkedin_company_url": "https://www.linkedin.com/company/american-superconductor",
  "summary": {
    "text": "American Superconductor Corporation (together with its subsidiaries, “AMSC®” or the “Company”) was founded on April 9, 1987. At AMSC, we believe that our creativity can meet today’s challenges and help us progress to a better future. That means using future-facing technologies to harmonize the world’s desire for sustainable progress with the need for more reliable, effective and efficient power delivery. Already, our transformative power solutions are moving the world forward.",
    "section": "Item 1. Business",
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      "text": "SG&A: $57.6M for the fiscal year ended Mar 31, 2026 (10-K filed May 27, 2026)."
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      "value_usd": 6820,
      "date": "2026-02-24",
      "filed": "2026-02-26",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000119312526077349/0001193125-26-077349-index.htm"
    },
    {
      "owner": "Arthur H. House",
      "role": "Director",
      "action": "sold",
      "code": "S",
      "shares": 9703,
      "value_usd": 494077,
      "date": "2025-08-08",
      "filed": "2025-08-08",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000095017025105858/0000950170-25-105858-index.htm"
    },
    {
      "owner": "Daniel P. McGahn",
      "role": "Chairman, President and CEO",
      "action": "sold",
      "code": "S",
      "shares": 100848,
      "value_usd": 5495594,
      "date": "2025-08-04",
      "filed": "2025-08-06",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000095017025104149/0000950170-25-104149-index.htm"
    },
    {
      "owner": "John W. Kosiba JR",
      "role": "SVP, CFO & Treasurer",
      "action": "sold",
      "code": "S",
      "shares": 59843,
      "value_usd": 3273359,
      "date": "2025-08-04",
      "filed": "2025-08-06",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000095017025104131/0000950170-25-104131-index.htm"
    }
  ],
  "quotes": [],
  "latest_filings": [
    {
      "form": "8-K",
      "filed": "2026-09-21",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000143774926030822/amsc20260921_8k.htm"
    },
    {
      "form": "10-K",
      "filed": "2026-05-27",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000143774926018542/amsc20260331_10k.htm"
    },
    {
      "form": "10-Q",
      "filed": "2026-08-05",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000143774926025922/amsc20260630_10q.htm"
    },
    {
      "form": "DEF 14A",
      "filed": "2026-06-18",
      "source_url": "https://www.sec.gov/Archives/edgar/data/880807/000119312526275809/d129644ddef14a.htm"
    }
  ],
  "source": "SEC EDGAR filings, read by Steadybase. Every value links to the filing it came from."
}