American Superconductor Corporation (AMSC) Key Metrics
AMSC valuation today
Trailing 12 months · as of October 18, 2026- Market cap
- $1.24B
- Enterprise value
- $1.36B
- P/E (TTM)
- 8.6 10-yr median 11.1
- Forward P/E
- 36.1
- PEG ratio
- 0.74
- Price / sales
- 3.9 10-yr median 2.5
- Price / book
- 2.6 10-yr median 2.4
- EV / EBITDA
- 63.3
- Dividend yield
- —
- Beta
- 3.33
AMSC key metrics, FY2017–FY2026
Fiscal year ended March 31, 2026 · U.S. dollarsAMSC valuation Price multiples at each fiscal year-end price.
AMSC returns How much profit the business earns on the capital it uses.
AMSC per-share figures Results divided by the shares outstanding at year-end.
AMSC financial health Debt, liquidity and how easily interest is covered.
AMSC efficiency & capital use Working capital cycle and where the cash goes.
AMSC valuation history
AMSC returns on capital
Net income (ROE, ROA) or after-tax operating income (ROIC) divided by the average of the opening and closing balance.
AMSC debt vs cash
Debt includes short- and long-term borrowings and, where reported, lease liabilities.
AMSC cash returned to shareholders
AMSC price vs earnings per share
AMSC key metrics
FY2017–FY2026| FY2026 | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 | FY2018 | FY2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Valuation | ||||||||||
| Market capitalization | $1.49B | $684.2M | $402.9M | $136.7M | $207.0M | $452.7M | $115.5M | $266.5M | $110.4M | $94.7M |
| Enterprise value | $1.35B | $608.1M | $315.1M | $116.5M | $170.2M | $383.6M | $64.0M | $192.4M | $77.5M | $69.4M |
| P/E ratio | 11.1 | 113.4 | — | — | — | — | — | 10.0 | — | — |
| Price / sales | 5.0 | 3.1 | 2.8 | 1.3 | 1.9 | 5.2 | 1.8 | 4.7 | 2.3 | 1.3 |
| Price / book | 2.7 | 3.5 | 2.8 | 1.7 | 1.9 | 3.9 | 1.6 | 3.3 | 2.1 | 1.6 |
| Price / free cash flow | 81.4 | 26.4 | 334.7 | — | — | — | — | 6.4 | — | — |
| Price / operating cash flow | 64.2 | 24.2 | 188.5 | — | — | — | — | 6.2 | — | — |
| EV / sales | 4.5 | 2.7 | 2.2 | 1.1 | 1.6 | 4.4 | 1.0 | 3.4 | 1.6 | 0.9 |
| EV / EBITDA | 53.4 | 50.1 | — | — | — | — | — | — | — | — |
| EV / free cash flow | 73.7 | 23.5 | 261.7 | — | — | — | — | 4.6 | — | — |
| Earnings yield | 9.0% | 0.9% | −2.8% | −25.6% | −9.3% | −5.0% | −14.8% | 10.0% | −29.7% | −28.9% |
| Free cash flow yield | 1.2% | 3.8% | 0.3% | −17.3% | −9.6% | −2.3% | −17.4% | 15.7% | −24.8% | −12.5% |
| Dividend yield | — | — | — | — | 1.3% | — | — | — | 3.0% | 0.0% |
| Shareholder yield (dividends + buybacks) | 0.0% | 0.0% | 0.0% | 0.0% | 1.4% | 0.2% | 0.5% | 0.2% | 3.3% | 0.5% |
| Share price at fiscal year-end | $33.85 | $18.14 | $13.51 | $4.91 | $7.61 | $18.96 | $5.48 | $12.86 | $5.82 | $6.86 |
| Per share | ||||||||||
| Revenue per share | $6.81 | $5.91 | $4.88 | $3.81 | $3.99 | $3.65 | $3.03 | $2.71 | $2.55 | $5.45 |
| Earnings per share | $3.05 | $0.16 | −$0.37 | −$1.26 | −$0.71 | −$0.95 | −$0.81 | $1.29 | −$1.73 | −$1.98 |
| Operating cash flow per share | $0.53 | $0.75 | $0.07 | −$0.81 | −$0.70 | −$0.36 | −$0.78 | $2.06 | −$1.31 | −$0.81 |
| Free cash flow per share | $0.42 | $0.69 | $0.04 | −$0.85 | −$0.73 | −$0.44 | −$0.96 | $2.01 | −$1.44 | −$0.86 |
| Cash per share | $3.29 | $2.11 | $3.04 | $0.84 | $1.49 | $3.06 | $2.60 | $3.74 | $1.80 | $1.94 |
| Book value per share | $12.65 | $5.23 | $4.85 | $2.94 | $4.02 | $4.88 | $3.43 | $3.92 | $2.75 | $4.36 |
| Tangible book value per share | $8.35 | $3.79 | $3.18 | $1.07 | $2.01 | $3.05 | $3.18 | $3.70 | $2.49 | $4.34 |
| Dividends per share | — | — | — | — | $0.10 | — | — | — | $0.18 | $0.00 |
| Capex per share | $0.11 | $0.06 | $0.03 | $0.04 | $0.03 | $0.07 | $0.17 | $0.05 | $0.13 | $0.05 |
| Debt per share | $0.09 | $0.09 | $0.09 | $0.11 | $0.14 | $0.16 | $0.16 | $0.16 | $0.06 | $0.11 |
| Shares outstanding | 43.9M | 37.7M | 29.8M | 27.8M | 27.2M | 23.9M | 21.1M | 20.7M | 19.0M | 13.8M |
| Change in shares outstanding | +16.4% | +26.5% | +7.1% | +2.4% | +13.9% | +13.3% | +1.7% | +9.3% | +37.4% | +4.8% |
| Returns & profitability | ||||||||||
| Return on equity (ROE) | 35.6% | 3.5% | −9.8% | −36.7% | −17.0% | −24.0% | −22.3% | 40.1% | −58.3% | −38.1% |
| Return on invested capital (ROIC) | 6.3% | −1.2% | −15.2% | −38.9% | −27.7% | −53.6% | −131.1% | 207.9% | −93.6% | −52.3% |
| Return on assets (ROA) | 25.2% | 2.2% | −5.4% | −20.1% | −11.2% | −15.5% | −14.0% | 25.8% | −34.8% | −23.2% |
| Return on tangible assets | 23.8% | 2.4% | −6.1% | −28.4% | −16.1% | −18.1% | −14.4% | 23.3% | −39.4% | −27.4% |
| Free cash flow margin | 6.1% | 11.6% | 0.8% | −22.4% | −18.4% | −12.0% | −31.5% | 74.3% | −56.5% | −15.8% |
| Income quality (OCF / net income) | 0.17 | 4.69 | — | — | — | — | — | 1.60 | — | — |
| Financial health | ||||||||||
| Total debt | $4.0M | $3.4M | $2.7M | $3.1M | $3.8M | $3.9M | $3.4M | $3.4M | $1.2M | $1.5M |
| Cash & short-term investments | $144.2M | $79.5M | $90.5M | $23.4M | $40.6M | $73.0M | $54.8M | $77.5M | $34.1M | $26.8M |
| Net debt | −$140.2M | −$76.1M | −$87.8M | −$20.3M | −$36.8M | −$69.1M | −$51.4M | −$74.1M | −$32.9M | −$25.3M |
| Debt / equity | 0.01 | 0.02 | 0.02 | 0.04 | 0.03 | 0.03 | 0.05 | 0.04 | 0.02 | 0.02 |
| Debt / assets | 0.01 | 0.01 | 0.01 | 0.02 | 0.02 | 0.02 | 0.03 | 0.03 | 0.01 | 0.01 |
| Net debt / EBITDA | −5.56 | −6.27 | — | — | — | — | — | — | — | — |
| Current ratio | 2.39 | 2.07 | 2.11 | 1.26 | 1.75 | 2.58 | 2.30 | 3.64 | 2.46 | 1.73 |
| Quick ratio | 1.65 | 1.36 | 1.58 | 0.82 | 1.31 | 2.26 | 1.84 | 3.22 | 1.73 | 1.19 |
| Interest coverage | — | — | — | -18.2 | -281.2 | -3.6 | -17.4 | 30.5 | -218.8 | -71.9 |
| Working capital | $193.2M | $106.8M | $87.7M | $22.1M | $40.4M | $64.5M | $53.3M | $75.0M | $39.9M | $23.5M |
| Invested capital | $415.2M | $121.0M | $56.8M | $61.5M | $72.6M | $47.5M | $20.8M | $7.1M | $19.4M | $34.9M |
| Tangible asset value | $366.5M | $143.0M | $94.7M | $29.8M | $54.6M | $72.8M | $67.0M | $76.6M | $47.3M | $59.9M |
| Net current asset value | $135.0M | $93.1M | $78.3M | $12.4M | $29.8M | $53.0M | $42.4M | $65.3M | $31.2M | $15.7M |
| Graham number | $29.46 | $4.34 | — | — | — | — | — | $10.67 | — | — |
| Graham net-net per share | $1.17 | $0.96 | $1.44 | −$1.04 | $0.12 | $1.56 | $1.20 | $2.58 | $0.83 | $0.11 |
| Capital allocation | ||||||||||
| Dividends paid | — | — | — | — | $2.8M | — | — | — | $3.3M | $0 |
| Share buybacks (net) | $0 | $126,000 | $0 | $0 | $46,000 | $927,000 | $565,000 | $456,000 | $274,000 | $490,000 |
| Dividends + buybacks / free cash flow | 0.0% | 0.5% | 0.0% | — | — | — | — | 1.1% | — | — |
| Capex / revenue | 1.6% | 1.1% | 0.6% | 1.2% | 0.9% | 2.0% | 5.7% | 1.7% | 5.2% | 0.9% |
| Capex / operating cash flow | 21.1% | 8.5% | 43.7% | — | — | — | — | 2.2% | — | — |
| Capex / depreciation | 0.58 | 0.37 | 0.21 | 0.23 | 0.18 | 0.33 | 0.84 | 0.21 | 0.22 | 0.09 |
| Stock-based compensation / revenue | 5.3% | 3.5% | 3.2% | 4.5% | 4.3% | 4.0% | 3.0% | 5.4% | 5.6% | 3.8% |
| R&D / revenue | 5.3% | 5.1% | 5.5% | 8.5% | 9.7% | 12.6% | 15.0% | 17.6% | 24.0% | 16.7% |
| SG&A / revenue | 19.3% | 19.3% | 21.7% | 27.1% | 5.4% | 29.1% | 35.5% | 39.2% | 46.6% | 34.2% |
| Efficiency | ||||||||||
| Days sales outstanding | 70.5 | 59.4 | 71.4 | 87.7 | 56.5 | 63.4 | 79.3 | 68.5 | 69.1 | 66.1 |
| Days of inventory on hand | 151.9 | 128.1 | 130.4 | 113.6 | 71.1 | 84.6 | 104.3 | 138.0 | 152.4 | 102.0 |
| Days payables outstanding | 17.1 | 12.7 | 30.4 | 50.8 | 35.6 | 40.3 | 43.6 | 26.1 | 25.8 | 25.6 |
| Cash conversion cycle (days) | 205.3 | 174.8 | 171.4 | 150.5 | 91.9 | 107.6 | 140.0 | 180.4 | 195.7 | 142.4 |
| Receivables turnover | 5.18 | 6.15 | 5.11 | 4.16 | 6.46 | 5.76 | 4.60 | 5.33 | 5.28 | 5.52 |
| Payables turnover | 21.28 | 28.72 | 11.99 | 7.19 | 10.24 | 9.05 | 8.38 | 13.98 | 14.15 | 14.23 |
| Inventory turnover | 2.40 | 2.85 | 2.80 | 3.21 | 5.14 | 4.32 | 3.50 | 2.65 | 2.40 | 3.58 |
| Asset turnover | 0.56 | 0.82 | 0.71 | 0.61 | 0.63 | 0.59 | 0.52 | 0.54 | 0.51 | 0.64 |
| Average receivables | $57.8M | $36.3M | $28.5M | $25.5M | $16.8M | $15.1M | $13.9M | $10.6M | $9.2M | $13.6M |
| Average payables | $9.9M | $5.6M | $9.2M | $13.6M | $9.3M | $7.7M | $6.5M | $3.0M | $3.2M | $4.5M |
| Average inventory | $87.5M | $56.5M | $39.4M | $30.3M | $18.5M | $16.1M | $15.5M | $15.9M | $18.6M | $18.0M |
| Intangibles / total assets | 25.1% | 17.4% | 21.4% | 29.6% | 31.5% | 25.9% | 4.2% | 3.9% | 5.6% | 0.3% |
Computed from AMSC's annual financial statements (latest annual report filed May 27, 2026) and the closing share price on each fiscal year-end, adjusted for stock splits. Figures in U.S. dollars; data from EODHD. Averages use the opening and closing balance of each year.
AMSC valuation and financial ratios
At the end of fiscal 2026 (March 31, 2026), American Superconductor traded at 11.1 times earnings, against a 10-year median of 11.1. Based on the latest twelve months, the trailing P/E is 8.6 and the forward P/E is 36.1. American Superconductor earned a return on equity of 35.6% and a return on invested capital of 6.3% in fiscal 2026. It ended the year with $4.0 million of debt and $144.2 million in cash and short-term investments, a net cash position of $140.2 million. The share count rose 218.0% from 13.8M to 43.9M over 9 years.
See the AMSC income statement, the AMSC chart for price history, or the AMSC stock overview for the latest quote and news.
AMSC key metrics FAQ
What is American Superconductor's P/E ratio?
American Superconductor's trailing P/E ratio is 8.6 based on the last twelve months of earnings (as of October 18, 2026), and its forward P/E is 36.1. At the end of fiscal 2026 it was 11.1, compared with a 10-year median of 11.1.
What is American Superconductor's EV/EBITDA?
American Superconductor's enterprise value was 53.4 times EBITDA at the end of fiscal 2026 (enterprise value $1.3 billion, EBITDA $25.2 million); the current EV/EBITDA is 63.3.
What is American Superconductor's return on equity?
American Superconductor's return on equity (ROE) was 35.6% in fiscal 2026: net income of $133.8 million on average shareholders' equity of $376.3 million.
What is American Superconductor's ROIC?
American Superconductor's return on invested capital was 6.3% in fiscal 2026, using after-tax operating income divided by average debt plus equity minus cash.
How much debt does American Superconductor have?
American Superconductor had total debt of $4.0 million at the end of fiscal 2026, a debt-to-equity ratio of 0.01 and more cash than debt.
What is American Superconductor's free cash flow yield?
American Superconductor generated $18.3 million of free cash flow in fiscal 2026, a free cash flow yield of 1.2% on its market value at year-end ($1.5 billion).
What is American Superconductor's current ratio?
American Superconductor's current ratio was 2.39 at the end of fiscal 2026: current assets were 2.39 times current liabilities.