Alpha and Omega Semiconductor Limited (AOSL) Financial Ratios
18 years of historical data (2008–2025) · Technology · Semiconductors
EV/EBITDA
↑
29.80
↑+136% vs avg
5yr avg: 12.64
30Y Low4.1·High19.2
P/FCF
↓
N/A
—
5yr avg: 13.21
30Y Low8.4·High37.4
P/B Ratio
↓
1.34
+13% vs avg
5yr avg: 1.18
30Y Low0.5·High1.6
ROE
↓
-11.3%
↑-184% vs avg
5yr avg: 13.5%
30Y Low-29%·High66%
Debt/EBITDA
↓
1.50
+16% vs avg
5yr avg: 1.29
30Y Low0.0·High6.6
Percentile shows where the current value sits in 30-year historical distribution. Sparklines show 5-year trend.
AOSL Valuation Multiples
Price-based multiples — how expensive the stock is relative to earnings, sales, book value, and cash flow
Alpha and Omega Semiconductor Limited currently has a negative P/E ratio, indicating the company is operating at a loss on a trailing-twelve-month basis.
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Market Cap | $1.1B | $755M | $1.1B | $969M | $940M | $829M | $270M | $231M | $354M | $414M | $313M |
| Enterprise Value | $1.0B | $652M | $947M | $852M | $723M | $828M | $318M | $255M | $314M | $300M | $226M |
| P/E Ratio → | -11.35 | — | — | 78.10 | 2.07 | 14.27 | — | — | 24.98 | 29.77 | — |
| P/S Ratio | 1.60 | 1.08 | 1.61 | 1.40 | 1.21 | 1.26 | 0.58 | 0.51 | 0.84 | 1.08 | 0.93 |
| P/B Ratio | 1.34 | 0.92 | 1.18 | 1.10 | 1.10 | 1.61 | 0.63 | 0.52 | 0.83 | 1.39 | 1.29 |
| P/FCF | — | — | — | — | 11.63 | 14.79 | — | — | — | — | 17.11 |
| P/OCF | 37.56 | 25.43 | 41.04 | 47.31 | 4.30 | 6.44 | 4.34 | 7.34 | 101.66 | 9.70 | 7.78 |
P/E links to full P/E history page with 30-year chart
AOSL EV Ratios
Enterprise-value multiples — capital-structure-neutral measures of total business value
Alpha and Omega Semiconductor Limited's enterprise value stands at 29.8x EBITDA, 136% above its 5-year average of 12.6x. The Technology sector median is 17.5x, placing the stock at a 71% premium on an enterprise-value basis.
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EV / Revenue | — | 0.94 | 1.44 | 1.23 | 0.93 | 1.26 | 0.68 | 0.57 | 0.75 | 0.78 | 0.67 |
| EV / EBITDA | 29.80 | 19.21 | 18.94 | 12.96 | 4.99 | 7.09 | 10.21 | 10.19 | 8.30 | 7.43 | 7.84 |
| EV / EBIT | — | — | 707.44 | 34.68 | 7.09 | 12.44 | — | — | 37.31 | 22.81 | 223.12 |
| EV / FCF | — | — | — | — | 8.95 | 14.77 | — | — | — | — | 12.35 |
AOSL Profitability
Margins and return-on-capital ratios measuring operating efficiency
Alpha and Omega Semiconductor Limited earns an operating margin of -4.1%. Operating margins have compressed from 3.3% to -4.1% over the past 3 years, signaling potential cost pressures or competitive headwinds. A negative ROE of -11.3% indicates the company is currently destroying shareholder equity.
Margins
Full margin charts and quarterly trend are on the Earnings History page
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Gross Margin | 23.1% | 23.1% | 26.2% | 28.9% | 34.5% | 31.1% | 22.1% | 25.6% | 26.6% | 24.0% | 19.6% |
| Operating Margin | -4.1% | -4.1% | -0.6% | 3.3% | 13.1% | 9.8% | -3.0% | -1.6% | 2.0% | 3.4% | 0.4% |
| Net Profit Margin | -13.9% | -13.9% | -1.7% | 1.8% | 58.3% | 8.8% | -1.4% | -3.2% | 3.4% | 3.6% | -0.9% |
Return on Capital
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ROE | -11.3% | -11.3% | -1.2% | 1.4% | 66.1% | 12.3% | -1.5% | -3.4% | 3.9% | 5.1% | -1.1% |
| ROA | -8.9% | -8.9% | -0.9% | 1.0% | 40.9% | 6.8% | -0.9% | -2.1% | 2.7% | 3.9% | -0.9% |
| ROIC | -2.8% | -2.8% | -0.4% | 2.4% | 13.3% | 9.7% | -2.2% | -1.2% | 2.2% | 5.8% | 0.7% |
| ROCE | -3.0% | -3.0% | -0.4% | 2.2% | 11.9% | 10.0% | -2.4% | -1.3% | 2.1% | 4.8% | 0.6% |
AOSL Leverage & Debt
Solvency and debt-coverage ratios — lower is generally safer
Alpha and Omega Semiconductor Limited carries a Debt/EBITDA ratio of 1.5x, which is manageable (49% below the sector average of 2.9x). The company holds a net cash position — cash of $153M exceeds total debt of $51M, providing substantial financial flexibility for buybacks, acquisitions, or weathering downturns.
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt / Equity | 0.06 | 0.06 | 0.08 | 0.09 | 0.11 | 0.39 | 0.48 | 0.33 | 0.22 | 0.01 | 0.00 |
| Debt / EBITDA | 1.50 | 1.50 | 1.34 | 1.20 | 0.67 | 1.73 | 6.63 | 5.84 | 2.43 | 0.04 | 0.03 |
| Net Debt / Equity | — | -0.12 | -0.12 | -0.13 | -0.25 | -0.00 | 0.11 | 0.05 | -0.09 | -0.38 | -0.36 |
| Net Debt / EBITDA | -3.01 | -3.01 | -2.16 | -1.77 | -1.50 | -0.01 | 1.54 | 0.97 | -1.05 | -2.83 | -3.02 |
| Debt / FCF | — | — | — | — | -2.68 | -0.02 | — | — | — | — | -4.76 |
| Interest Coverage | -9.53 | -9.53 | 0.34 | 22.61 | 26.03 | 10.55 | -5.53 | -1.10 | 3.05 | 144.44 | 44.00 |
Net cash position: cash ($153M) exceeds total debt ($51M)
AOSL Liquidity & Efficiency
Short-term solvency ratios and asset-utilisation metrics
Alpha and Omega Semiconductor Limited's current ratio of 2.56x is well above the 1.0 safety threshold, indicating strong short-term liquidity with ample room to cover current liabilities. The quick ratio of 1.34x is notably lower than the current ratio, indicating a significant portion of current assets is tied up in inventory. The current ratio has improved from 2.46x to 2.56x over the past 3 years.
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Current Ratio | 2.56 | 2.56 | 2.58 | 2.46 | 2.05 | 1.75 | 1.66 | 1.66 | 1.84 | 2.38 | 2.70 |
| Quick Ratio | 1.34 | 1.34 | 1.31 | 1.39 | 1.46 | 1.08 | 0.95 | 1.03 | 1.26 | 1.57 | 1.71 |
| Cash Ratio | 0.99 | 0.99 | 1.14 | 1.13 | 1.17 | 0.87 | 0.83 | 0.68 | 0.85 | 1.22 | 1.26 |
| Asset Turnover | — | 0.67 | 0.57 | 0.58 | 0.60 | 0.72 | 0.59 | 0.61 | 0.63 | 0.96 | 1.05 |
| Inventory Turnover | 2.82 | 2.82 | 2.48 | 2.68 | 3.22 | 2.93 | 2.67 | 3.01 | 3.43 | 3.82 | 3.92 |
| Days Sales Outstanding | — | 19.40 | 8.85 | 12.65 | 31.54 | 22.00 | 11.76 | 19.97 | 45.05 | 27.64 | 28.92 |
AOSL Shareholder Yields
Earnings, FCF, buyback, and dividend yields — total returns to shareholders
Alpha and Omega Semiconductor Limited does not currently pay a dividend and has no material buyback yield, reinvesting earnings back into the business.
Dividends
Full dividend history and growth charts are on the Dividend History page
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend Yield | — | — | — | — | — | — | — | — | — | — | — |
| Payout Ratio | — | — | — | — | — | — | — | — | — | — | — |
Total Shareholder Return Metrics
| Metric | TTM | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 | FY 2018 | FY 2017 | FY 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Earnings Yield | — | — | — | 1.3% | 48.2% | 7.0% | — | — | 4.0% | 3.4% | — |
| FCF Yield | — | — | — | — | 8.6% | 6.8% | — | — | — | — | 5.8% |
| Buyback Yield | 0.0% | 0.0% | 0.0% | 1.4% | 0.0% | 0.0% | 0.0% | 0.7% | 4.3% | 0.0% | 13.5% |
| Total Shareholder Yield | 0.0% | 0.0% | 0.0% | 1.4% | 0.0% | 0.0% | 0.0% | 0.7% | 4.3% | 0.0% | 13.5% |
| Shares Outstanding | — | $29M | $28M | $30M | $28M | $27M | $25M | $25M | $25M | $25M | $22M |
Peer Comparison
Compare AOSL with 10 similar companies in its peer group
| Company | Market Cap | P/E | EV/EBITDA | P/FCF | Gross Margin | Op Margin | ROE | ROIC | Debt/EBITDA |
|---|---|---|---|---|---|---|---|---|---|
 AOSLYou | $1B | -11.3 | 29.8 | — | 23.1% | -4.1% | -11.3% | -2.8% | 1.5 |
 DIOD | $5B | 78.7 | 27.4 | 37.8 | 31.2% | 2.4% | 3.5% | 1.6% | 0.5 |
 POWI | $4B | 184.2 | 79.7 | 45.9 | 54.5% | 4.8% | 3.1% | 2.4% | — |
 MPWR | $77B | 123.6 | 97.9 | 116.2 | 55.2% | 26.1% | 18.4% | 22.2% | 0.0 |
 SMTC | $11B | -53.8 | 104.6 | 256.1 | 50.1% | 6.8% | -137.7% | 4.9% | 5.0 |
 ON | $39B | 346.8 | 28.4 | 27.8 | 32.3% | 12.5% | 1.5% | 6.1% | 2.4 |
 VSH | $4B | -493.0 | 16.6 | — | 19.4% | 1.9% | -0.4% | 1.6% | 4.2 |
 SLAB | $7B | -109.9 | — | 109.0 | 58.2% | -9.0% | -6.0% | -6.9% | — |
 AMAT | $326B | 47.4 | 38.7 | 57.1 | 48.7% | 29.2% | 35.5% | 33.3% | 0.8 |
 LRCX | $358B | 69.0 | 56.6 | 66.1 | 48.7% | 32.0% | 58.2% | 55.7% | 0.8 |
 KLAC | $232B | 58.1 | 41.8 | 61.9 | 62.3% | 43.1% | 100.8% | 46.5% | 1.1 |
| Technology Median | — | 27.7 | 17.5 | 19.2 | 48.5% | -0.6% | 2.4% | 2.9% | 2.9 |
Peer selection based on competitive and market overlap. Compare multiple stocks →
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Includes 30+ ratios · 18 years · Updated daily
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Start ComparisonAOSL — Frequently Asked Questions
Quick answers to the most common questions about buying AOSL stock.
What is Alpha and Omega Semiconductor Limited's P/E ratio?
Alpha and Omega Semiconductor Limited's current P/E ratio is -11.3x. The historical average is 23.0x.
What is Alpha and Omega Semiconductor Limited's EV/EBITDA?
Alpha and Omega Semiconductor Limited's current EV/EBITDA is 29.8x. This enterprise value multiple compares the company's total value (equity + debt - cash) to its EBITDA. The historical average is 8.4x.
What is Alpha and Omega Semiconductor Limited's ROE?
Alpha and Omega Semiconductor Limited's return on equity (ROE) is -11.3%. The historical average is 4.6%.
Is AOSL stock overvalued?
Based on historical data, Alpha and Omega Semiconductor Limited is trading at a P/E of -11.3x. Compare with industry peers and growth rates for a complete picture.
What are Alpha and Omega Semiconductor Limited's profit margins?
Alpha and Omega Semiconductor Limited has 23.1% gross margin and -4.1% operating margin.
How much debt does Alpha and Omega Semiconductor Limited have?
Alpha and Omega Semiconductor Limited's Debt/EBITDA ratio is 1.5x, indicating moderate leverage. A ratio below 2x is generally considered financially healthy.