SMTOY vs. POWI
SMTOY (Sumitomo Electric Industries Ltd ADR) and POWI (Power Integrations, Inc.) are both stocks. SMTOY operates in Auto Parts (Consumer Cyclical), while POWI operates in Semiconductors (Technology). Over the past 10 years, SMTOY returned 16.57%/yr vs 9.33%/yr for POWI. Their 0.15 correlation means their historical movements had little consistent relationship.
Performance
SMTOY vs. POWI - Performance Comparison
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Returns By Period
In the year-to-date period, SMTOY achieves a 45.04% return, which is significantly lower than POWI's 72.01% return. Over the past 10 years, SMTOY has outperformed POWI with an annualized return of 16.57%, while POWI has yielded a comparatively lower 9.33% annualized return.
SMTOY
- 1D
- 1.12%
- 1M
- -12.04%
- 6M
- 32.24%
- YTD
- 45.04%
- 1Y
- 134.36%
- 3Y*
- 67.87%
- 5Y*
- 34.41%
- 10Y*
- 16.57%
- ALL TIME*
- -4.68%
POWI
- 1D
- -0.26%
- 1M
- -16.82%
- 6M
- 33.07%
- YTD
- 72.01%
- 1Y
- 29.74%
- 3Y*
- -12.60%
- 5Y*
- -7.88%
- 10Y*
- 9.33%
- ALL TIME*
- 13.02%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $41.20M | $50.69M | $85.35M | |
| $5.29M | $5.46M | $4.80M |
SMTOY vs. POWI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SMTOY Sumitomo Electric Industries Ltd ADR | 45.04% | 131.61% | 41.93% | 12.95% | -13.35% | -1.73% | -11.45% | 14.66% | -20.89% | 16.55% |
POWI Power Integrations, Inc. | 72.01% | -41.33% | -23.97% | 15.56% | -22.09% | 14.12% | 66.77% | 63.64% | -16.32% | 9.26% |
Correlation
The correlation between SMTOY and POWI is 0.31, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.31 |
Correlation (3Y) Balances recent behavior with more history. | 0.28 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.28 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.20 |
Correlation (All Time) Calculated using the full available price history since Aug 3, 2007 | 0.15 |
The correlation between SMTOY and POWI shifts across timeframes, from 0.15 (all time) to 0.31 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
SMTOY:
$44.17B
POWI:
$3.38B
SMTOY:
¥481.54
POWI:
$0.30
SMTOY:
2.36
POWI:
203.99
SMTOY:
0.17
POWI:
7.59
SMTOY:
0.32
POWI:
5.05
SMTOY:
¥5.18T
POWI:
$446.28M
SMTOY:
¥1.05T
POWI:
$240.35M
SMTOY:
¥657.37B
POWI:
$30.43M
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Return for Risk
SMTOY vs. POWI — Risk / Return Rank
SMTOY
POWI
SMTOY vs. POWI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Sumitomo Electric Industries Ltd ADR (SMTOY) and Power Integrations, Inc. (POWI). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| SMTOY | POWI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.55 | ||
| Sortino ratioReturn per unit of downside risk | +1.31 | ||
| Omega ratioGain probability vs. loss probability | 1.31 | 1.14 | +0.18 |
| Calmar ratioReturn relative to maximum drawdown | 2.97 | 0.74 | +2.23 |
| Martin ratioReturn relative to average drawdown | 10.25 | 1.77 | +8.48 |
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Drawdowns
SMTOY vs. POWI - Drawdown Comparison
The maximum SMTOY drawdown since its inception was -94.82%, which is greater than POWI's maximum drawdown of -85.76%. Use the drawdown chart below to compare losses from any high point for SMTOY and POWI.
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Drawdown Indicators
| SMTOY | POWI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -94.82% | -85.76% | -9.06% |
Max Drawdown (1Y)Largest decline over 1 year | -44.26% | -37.09% | -7.17% |
Max Drawdown (3Y)Largest decline over 3 years | -44.26% | -64.64% | +20.38% |
Max Drawdown (5Y)Largest decline over 5 years | -44.26% | -70.68% | +26.42% |
Max Drawdown (10Y)Largest decline over 10 years | -52.67% | -70.68% | +18.01% |
Current DrawdownCurrent decline from peak | -62.14% | -41.66% | -20.48% |
Average DrawdownAverage peak-to-trough decline | -64.81% | -38.60% | -26.21% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.79% | 15.46% | -2.67% |
Volatility
SMTOY vs. POWI - Volatility Comparison
Sumitomo Electric Industries Ltd ADR (SMTOY) and Power Integrations, Inc. (POWI) have volatilities of 22.86% and 22.30%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SMTOY | POWI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 22.86% | 22.30% | +0.56% |
Volatility (6M)Calculated over the trailing 6-month period | 58.68% | 46.76% | +11.92% |
Volatility (1Y)Calculated over the trailing 1-year period | 66.05% | 62.16% | +3.89% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 42.64% | 45.47% | -2.83% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 37.26% | 42.43% | -5.17% |
Dividends
SMTOY vs. POWI - Dividend Comparison
SMTOY has not paid dividends to shareholders, while POWI's dividend yield for the trailing twelve months is around 1.40%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
POWI Power Integrations, Inc. | 1.40% | 2.36% | 1.31% | 0.94% | 1.00% | 0.58% | 0.51% | 0.71% | 1.05% | 0.76% | 0.77% | 0.99% |
SMTOY Sumitomo Electric Industries Ltd ADR | 0.00% | 1.06% | 1.35% | 1.37% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.23% | 2.26% | 0.00% |
Financials
SMTOY vs. POWI - Financials Comparison
This section allows you to compare key financial metrics between Sumitomo Electric Industries Ltd ADR and Power Integrations, 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
SMTOY vs. POWI - Profitability Comparison
SMTOY - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Sumitomo Electric Industries Ltd ADR reported a gross profit of 318.17B and revenue of 1.45T. Therefore, the gross margin over that period was 22.0%.
POWI - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Power Integrations, Inc. reported a gross profit of 56.94M and revenue of 108.31M. Therefore, the gross margin over that period was 52.6%.
SMTOY - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Sumitomo Electric Industries Ltd ADR reported an operating income of 149.83B and revenue of 1.45T, resulting in an operating margin of 10.3%.
POWI - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Power Integrations, Inc. reported an operating income of 1.45M and revenue of 108.31M, resulting in an operating margin of 1.3%.
SMTOY - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Sumitomo Electric Industries Ltd ADR reported a net income of 195.83B and revenue of 1.45T, resulting in a net margin of 13.5%.
POWI - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Power Integrations, Inc. reported a net income of 3.30M and revenue of 108.31M, resulting in a net margin of 3.1%.
Frequently Asked Questions
SMTOY and POWI have a correlation of 0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SMTOY has higher volatility (22.86%) compared to POWI (22.30%). In terms of maximum drawdown, SMTOY dropped -94.82% vs POWI's -85.76%.
SMTOY currently has the higher Sharpe Ratio (1.99 vs 0.44), 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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