AOSL vs. ALGM
AOSL (Alpha and Omega Semiconductor Limited) and ALGM (Allegro MicroSystems, Inc.) are both stocks. Both operate in the Semiconductors industry within the Technology sector. Over the past 5 years, AOSL returned 11.89%/yr vs 13.88%/yr for ALGM. A 0.58 correlation means they provide meaningful diversification when combined.
Performance
AOSL vs. ALGM - Performance Comparison
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Returns By Period
In the year-to-date period, AOSL achieves a 169.16% return, which is significantly higher than ALGM's 90.79% return.
AOSL
- 1D
- 21.51%
- 1M
- 23.77%
- YTD
- 169.16%
- 6M
- 158.21%
- 1Y
- 149.74%
- 3Y*
- 22.99%
- 5Y*
- 11.89%
- 10Y*
- 14.49%
ALGM
- 1D
- 6.79%
- 1M
- 2.76%
- YTD
- 90.79%
- 6M
- 89.82%
- 1Y
- 94.78%
- 3Y*
- 8.43%
- 5Y*
- 13.88%
- 10Y*
- —
AOSL vs. ALGM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
AOSL Alpha and Omega Semiconductor Limited | 169.16% | -46.50% | 42.10% | -8.79% | -52.82% | 156.18% | 48.68% |
ALGM Allegro MicroSystems, Inc. | 90.79% | 20.68% | -27.78% | 0.83% | -17.03% | 35.71% | 50.62% |
Correlation
The correlation between AOSL and ALGM is 0.60, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.60 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.54 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.60 |
Correlation (All Time) Calculated using the full available price history since Oct 30, 2020 | 0.58 |
The correlation between AOSL and ALGM has been stable across timeframes, ranging from 0.54 to 0.60 - a consistent structural relationship.
Fundamentals
AOSL:
$1.59B
ALGM:
$9.33B
AOSL:
-$2.58
ALGM:
-$0.08
AOSL:
2.33
ALGM:
10.49
AOSL:
1.99
ALGM:
9.75
AOSL:
$685.04M
ALGM:
$890.10M
AOSL:
$153.49M
ALGM:
$411.97M
AOSL:
-$23.38M
ALGM:
$60.02M
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Return for Risk
AOSL vs. ALGM — Risk / Return Rank
AOSL
ALGM
AOSL vs. ALGM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Alpha and Omega Semiconductor Limited (AOSL) and Allegro MicroSystems, Inc. (ALGM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| AOSL | ALGM | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.99 | 1.80 | +0.19 |
Sortino ratioReturn per unit of downside risk | 2.43 | 2.56 | -0.13 |
Omega ratioGain probability vs. loss probability | 1.36 | 1.30 | +0.07 |
Calmar ratioReturn relative to maximum drawdown | 3.34 | 2.51 | +0.83 |
Martin ratioReturn relative to average drawdown | 6.63 | 5.29 | +1.34 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| AOSL | ALGM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.99 | 1.80 | +0.19 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.17 | 0.28 | -0.11 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.23 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.13 | 0.40 | -0.27 |
Drawdowns
AOSL vs. ALGM - Drawdown Comparison
The maximum AOSL drawdown since its inception was -75.27%, which is greater than ALGM's maximum drawdown of -68.65%. Use the drawdown chart below to compare losses from any high point for AOSL and ALGM.
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Drawdown Indicators
| AOSL | ALGM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -75.27% | -68.65% | -6.62% |
Max Drawdown (1Y)Largest decline over 1 year | -45.32% | -39.22% | -6.10% |
Max Drawdown (3Y)Largest decline over 3 years | -66.94% | -68.65% | +1.71% |
Max Drawdown (5Y)Largest decline over 5 years | -75.27% | -68.65% | -6.62% |
Max Drawdown (10Y)Largest decline over 10 years | -75.27% | — | — |
Current DrawdownCurrent decline from peak | -18.87% | -4.53% | -14.34% |
Average DrawdownAverage peak-to-trough decline | -43.25% | -32.02% | -11.23% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 22.82% | 18.62% | +4.20% |
Volatility
AOSL vs. ALGM - Volatility Comparison
Alpha and Omega Semiconductor Limited (AOSL) has a higher volatility of 43.20% compared to Allegro MicroSystems, Inc. (ALGM) at 20.48%. This indicates that AOSL's price experiences larger fluctuations and is considered to be riskier than ALGM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AOSL | ALGM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 43.20% | 20.48% | +22.72% |
Volatility (6M)Calculated over the trailing 6-month period | 57.25% | 43.40% | +13.85% |
Volatility (1Y)Calculated over the trailing 1-year period | 75.61% | 53.03% | +22.58% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 69.71% | 49.92% | +19.79% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 63.41% | 51.46% | +11.95% |
Dividends
AOSL vs. ALGM - Dividend Comparison
Neither AOSL nor ALGM has paid dividends to shareholders.
Financials
AOSL vs. ALGM - Financials Comparison
This section allows you to compare key financial metrics between Alpha and Omega Semiconductor Limited and Allegro MicroSystems, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
AOSL vs. ALGM - Profitability Comparison
AOSL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Alpha and Omega Semiconductor Limited reported a gross profit of 34.53M and revenue of 163.79M. Therefore, the gross margin over that period was 21.1%.
ALGM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Allegro MicroSystems, Inc. reported a gross profit of 114.28M and revenue of 243.19M. Therefore, the gross margin over that period was 47.0%.
AOSL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Alpha and Omega Semiconductor Limited reported an operating income of -14.06M and revenue of 163.79M, resulting in an operating margin of -8.6%.
ALGM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Allegro MicroSystems, Inc. reported an operating income of 5.41M and revenue of 243.19M, resulting in an operating margin of 2.2%.
AOSL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Alpha and Omega Semiconductor Limited reported a net income of 15.42M and revenue of 163.79M, resulting in a net margin of 9.4%.
ALGM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Allegro MicroSystems, Inc. reported a net income of -16.49M and revenue of 243.19M, resulting in a net margin of -6.8%.
Frequently Asked Questions
AOSL and ALGM have a correlation of 0.60, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AOSL has higher volatility (43.20%) compared to ALGM (20.48%). In terms of maximum drawdown, AOSL dropped -75.27% vs ALGM's -68.65%.
AOSL currently has the higher Sharpe Ratio (1.99 vs 1.80), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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