FY2026 · period end Mar '26 · from the 10-K filed May 27, 2026
Data as filed with the SEC, provided for information only — not investment advice.
| Metric | FY26Mar '26 | FY25Mar '25 | FY24Mar '24 | FY23Mar '23 | FY22Mar '22 |
|---|---|---|---|---|---|
| Revenue | $0.30B | $0.22B | $0.15B | $0.11B | $0.11B |
| Gross Profit | $0.09B | $0.06B | $0.04B | $0.01B | $0.01B |
| Operating Income | $0.01B | negative: -$0.00B | negative: -$0.01B | negative: -$0.03B | negative: -$0.02B |
| Net Income | $0.13B | $0.01B | negative: -$0.01B | negative: -$0.04B | negative: -$0.02B |
| EPS (Diluted) | $3.05 | $0.16 | negative: -$0.37 | negative: -$1.26 | negative: -$0.71 |
| Metric | FY26Mar '26 | FY25Mar '25 | FY24Mar '24 | FY23Mar '23 | FY22Mar '22 |
|---|---|---|---|---|---|
| Total Assets | $0.74B | $0.31B | $0.23B | $0.18B | $0.17B |
| Total Liabilities | $0.18B | $0.11B | $0.09B | $0.09B | $0.06B |
| Stockholders' Equity | $0.56B | $0.20B | $0.14B | $0.08B | $0.11B |
| Cash & Equivalents | $0.14B | $0.08B | $0.09B | $0.02B | $0.04B |
| Total Debt | — | — | — | — | — |
| Metric | FY26Mar '26 | FY25Mar '25 | FY24Mar '24 | FY23Mar '23 | FY22Mar '22 |
|---|---|---|---|---|---|
| Operating Cash Flow | $0.02B | $0.03B | $0.00B | negative: -$0.02B | negative: -$0.02B |
| Capital Expenditures | $0.00B | $0.00B | $0.00B | $0.00B | $0.00B |
| Free Cash Flow | $0.02B | $0.03B | $0.00B | negative: -$0.02B | negative: -$0.02B |
| Metric | FY26Mar '26 | FY25Mar '25 | FY24Mar '24 | FY23Mar '23 | FY22Mar '22 |
|---|---|---|---|---|---|
| Gross Margin | 30.5% | 27.8% | 24.2% | 8.0% | 12.4% |
| Operating Margin | 0.0% | 0.0% | negative: -0.1% | negative: -0.3% | negative: -19.4% |
| Net Margin | 0.4% | 0.0% | negative: -0.1% | negative: -0.3% | negative: -17.7% |
| Return on Equity | 35.6% | 3.5% | negative: -8.0% | negative: -36.7% | negative: -17.5% |
| Return on Assets | 25.5% | 2.2% | negative: -4.5% | negative: -20.1% | negative: -11.0% |
| Debt / Equity | — | — | — | 0.00× | — |
Showing the most recent 5 annual periods. Get 15 years of history on the Pro plan, or full history back to 1993 plus the smart-money dataset and webhooks on Institutional.
Who is buying and selling AMERICAN SUPERCONDUCTOR CORP /DE/ — insider transactions from Forms 3/4/5/144 and institutional ownership from 13F, 13D, and 13G filings, point-in-time stamped like every other fact in the library. Traders read it as a positioning signal; risk desks read it as concentration.
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MCP docs| Form | Accession ID | Report Date | Filing Date | Accepted At | Source |
|---|---|---|---|---|---|
| 10-Q | 0001437749-26-025922 | Jun 30, 2026 | Aug 5, 2026 | Aug 5, 2026 20:10 UTC | EDGAR |
| 10-K | 0001437749-26-018542 | Mar 31, 2026 | May 27, 2026 | May 27, 2026 20:09 UTC | EDGAR |
| 10-Q | 0001437749-26-002978 | Dec 31, 2025 | Feb 4, 2026 | Feb 4, 2026 21:10 UTC | EDGAR |
| 10-Q | 0001437749-25-033351 | Sep 30, 2025 | Nov 5, 2025 | Nov 5, 2025 21:13 UTC | EDGAR |
| 10-Q | 0001437749-25-023968 | Jun 30, 2025 | Jul 30, 2025 | Jul 30, 2025 20:08 UTC | EDGAR |
| 10-K | 0001437749-25-017986 | Mar 31, 2025 | May 21, 2025 | May 21, 2025 20:17 UTC | EDGAR |
| 10-Q | 0001437749-25-002900 | Dec 31, 2024 | Feb 5, 2025 | Feb 5, 2025 21:07 UTC | EDGAR |
| 10-Q | 0001437749-24-032618 | Sep 30, 2024 | Oct 30, 2024 | Oct 30, 2024 20:14 UTC | EDGAR |
| 10-Q | 0001437749-24-024886 | Jun 30, 2024 | Aug 6, 2024 | Aug 6, 2024 20:10 UTC | EDGAR |
| 10-K | 0001437749-24-018602 | Mar 31, 2024 | May 29, 2024 | May 29, 2024 20:35 UTC | EDGAR |
| 10-Q | 0001437749-24-002041 | Dec 31, 2023 | Jan 24, 2024 | Jan 24, 2024 21:08 UTC | EDGAR |
| 10-Q | 0001437749-23-029753 | Sep 30, 2023 | Nov 1, 2023 | Nov 1, 2023 20:10 UTC | EDGAR |
Direct links to SEC EDGAR. AMSC has additional filings available on the SEC site.
6 numbers AMERICAN SUPERCONDUCTOR CORP /DE/ later changed — same XBRL tag, both filings linked.
Revenue, Net (Deprecated 2018-01-31)·Q3 2010
Major restatementwas$114.2M
Revised down in a 10-K. Any P/S built on the original was 261.7% too low.
Net Income (Loss) Attributable to Parent·Q2 2010
Major restatementwas$10M
Revised down in a 10-K. Any P/E built on the original was 27.4% too low.
Operating Income (Loss)·Q2 2010
Major restatementwas$15.9M
Revised down in a 10-K.
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest·Q2 2010
Major restatementwas$18.6M
Revised down in a 10-Q.
Net Cash Provided by (Used in) Operating Activities·Q2 2012
Notable restatementwas-$23.2M
Revised down in a 10-Q.
Revenue, Net (Deprecated 2018-01-31)·Q2 2010
Notable restatementwas$101.5M
Revised down in a 10-K. Any P/S built on the original was 3.5% too low.
AMSC is not the only one.
See every restatement we've found across the market — or get an alert the next time AMSC revises a number.
Restatements are detected by comparing every vintage of a fact across all of AMERICAN SUPERCONDUCTOR CORP /DE/'s filings back to 1993. A revision is not by itself a sign of wrongdoing — companies re-file for many legitimate reasons. This list is not exhaustive: it shows AMSC's most significant revisions, and a figure absent from it has not been certified as unrevised.
