American Superconductor Corp (AMSC) stock
AMSCNasdaqMotors & GeneratorsFiscal year ends March 31
$24.13−0.91 (-3.63%)
Close on Nov 13, 2026Market cap $1.17BP/E 8.1Yield –
American Superconductor statistics
86 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.
Important dates
- Next earnings
- Feb 3, 2027 (estimated, during market hours)
- Last ex-dividend date
- No dividends
- Fundamentals through
- Sep 30, 2026
- Share price as of
- Nov 13, 2026
Valuation ratiosIndustry
- P/TBV Ratio
- 2.97
- 3.46
Enterprise valuationIndustry
- EV / Sales
- 2.86
- 2.29
- EV / EBIT
- 55.41
- 25.34
Share statisticsIndustry
- Shares Change (YoY)
- 15.5%
- 2.33%
- Shares Change (QoQ)
- 0.04%
- 0.20%
- Float
- 47M
- 50M
- Shares Held by Insiders
- 3.46%
- 5.37%
- Shares Held by Institutions
- 73.1%
- 62.9%
Short sellingIndustry
- Short Interest
- 4M
- –
- Short Interest Change
- 4.29%
- -0.52%
- Short % of Float
- 9.11%
- 6.90%
- Short % of Shares Outstanding
- 8.80%
- 5.16%
- Days to Cover
- 6.10
- 3.55
Stock price statisticsIndustry
- 52-Week High
- $60.18
- –
- 52-Week Low
- $22.16
- –
- 20-Day Moving Average
- $25.89
- –
- 50-Day Moving Average
- $27.98
- –
- 200-Day Moving Average
- $35.02
- –
- Average True Range (14)
- $1.82
- –
- Price Change (1 Week)
- 3.16%
- 2.26%
- Price Change (1 Month)
- -10.3%
- -13.0%
- Price Change (3 Months)
- -24.9%
- -28.2%
- Price Change (6 Months)
- -56.2%
- -34.3%
- Price Change (YTD)
- -16.2%
- -1.61%
- Price Change (1 Year)
- -31.4%
- -1.02%
- Price Change (3 Years)
- 169.6%
- 16.8%
- Price Change (5 Years)
- 50.4%
- -29.9%
- Price Change (10 Years)
- 192.5%
- 104.9%
- Average Volume (10 Days)
- 1M
- –
- Average Volume (20 Days)
- 891,764
- –
- Average Volume (90 Days)
- 767,098
- –
- Relative Volume
- 0.68
- 0.78
- Relative Strength Index (14)
- 39.9
- 42.5
- Volatility (1 Year)
- 69.9%
- 81.9%
- Beta (5 Years)
- 2.15
- 1.38
MarginsIndustry
- Pretax Margin
- 6.33%
- 2.97%
- EBITDA Margin
- 8.24%
- 4.94%
Returns on capitalIndustry
- Return on Equity (ROE)
- 29.2%
- -0.17%
- Return on Assets (ROA)
- 22.1%
- -1.58%
- Return on Invested Capital (ROIC)
- 6.66%
- 1.66%
- Return on Capital Employed (ROCE)
- 2.88%
- 0.42%
Financial positionIndustry
- Current Ratio
- 2.38
- 2.34
- Quick Ratio
- 1.59
- 1.31
GrowthIndustry
- Revenue Growth (YoY)
- 31.1%
- 13.8%
- Net Income Growth (YoY)
- 790.3%
- 15.2%
- EPS Growth (YoY)
- 705.4%
- 19.8%
- Revenue Growth (3Y CAGR)
- 41.3%
- 1.79%
- Revenue Growth (5Y CAGR)
- 28.0%
- 7.18%
EfficiencyIndustry
- Asset Turnover
- 0.57
- 0.66
- Inventory Turnover
- 2.89
- 3.04
- Revenue Per Employee
- $292.09K
- $373.11K
- Profits Per Employee
- $112.82K
- -$6.97K
- Employee Count
- 1,195
- 534
- WACC
- 15.8%
- 11.4%
Income statement (TTM)Industry
- Pretax Income
- $22.11M
- $831.50K
Balance sheetIndustry
- Net Cash (Debt)
- $169.92M
- $7.36M
- Net Cash Per Share
- $3.51
- $0.33
- Equity (Book Value)
- $582.13M
- $198.19M
- Book Value Per Share
- $12.02
- $5.54
- Tangible Book Value
- $394.09M
- $63.35M
- Working Capital
- $205.54M
- $143.99M
Dividends and yieldsIndustry
- Earnings Yield
- 11.5%
- -0.28%
Taxes and interestIndustry
- Income Tax
- -$112.72M
- $3.09M
- Effective Tax Rate
- -509.9%
- 18.5%
Scores and fair valueIndustry
- Graham Number
- $28.39
- $33.09
- Graham Upside
- 17.6%
- -60.1%
- Altman Z-Score
- 2.84
- 2.74
- Piotroski F-Score
- 7
- 5
- Beneish M-Score
- -0.78
- -2.57
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.
| Period | AMSC | S&P 500 | Difference | AMSC per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | -16.0% | -3.0% | −12.9 pts | ||
| 3 months | -23.4% | -2.8% | −20.6 pts | ||
| Year to date | -16.2% | +11.5% | −27.6 pts | ||
| 1 year | -28.2% | +13.5% | −41.7 pts | ||
| 3 years | +193.6% | +77.7% | +115.9 pts | +43.2% | +21.1% |
| 5 years | +50.4% | +72.6% | −22.2 pts | +8.5% | +11.5% |
| 10 years | +185.9% | +308.2% | −122.3 pts | +11.1% | +15.1% |
Short interest
Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.
4M AMSC shares were sold short on Oct 30, 2026, up 4.3% from the previous report, or 9.11% of the shares available to trade. At recent volumes it would take 6.1 days to buy them back. Over the last 20 sessions, 44.6% of the volume reported to FINRA was short selling.
| Settlement date | Shares short | Change | Avg. daily volume | Days to cover |
|---|---|---|---|---|
| Oct 30, 2026 | 4,262,269 | +4.3% | 699,068 | 6.1 |
| Oct 15, 2026 | 4,087,038 | +4.9% | 832,111 | 4.9 |
| Sep 30, 2026 | 3,895,546 | -0.9% | 724,860 | 5.4 |
| Sep 15, 2026 | 3,929,693 | +7.5% | 657,603 | 6.0 |
| Aug 31, 2026 | 3,656,216 | +5.1% | 635,912 | 5.8 |
| Aug 14, 2026 | 3,478,380 | -1.5% | 718,620 | 4.8 |
| Jul 31, 2026 | 3,532,626 | +3.8% | 833,218 | 4.2 |
| Jul 15, 2026 | 3,403,538 | +1.2% | 671,679 | 5.1 |
| Jun 30, 2026 | 3,364,466 | -2.8% | 1,023,962 | 3.3 |
| Jun 15, 2026 | 3,460,676 | -11.2% | 1,445,314 | 2.4 |
| May 29, 2026 | 3,898,328 | +4.3% | 1,387,897 | 2.8 |
| May 15, 2026 | 3,738,766 | -1.0% | 1,189,725 | 3.1 |
Ratios use trailing-twelve-month results and the latest balance sheet. How we calculate.
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