POWI vs. ROHCY
POWI (Power Integrations, Inc.) and ROHCY (Rohm Co Ltd ADR) are both stocks. Both operate in the Semiconductors industry within the Technology sector. Over the past 10 years, POWI returned 12.30%/yr vs 12.17%/yr for ROHCY. At a 0.26 correlation, their price movements are largely independent.
Performance
POWI vs. ROHCY - Performance Comparison
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Returns By Period
In the year-to-date period, POWI achieves a 117.25% return, which is significantly lower than ROHCY's 125.34% return. Both investments have delivered pretty close results over the past 10 years, with POWI having a 12.30% annualized return and ROHCY not far behind at 12.17%.
POWI
- 1D
- -0.44%
- 1M
- 4.90%
- YTD
- 117.25%
- 6M
- 107.34%
- 1Y
- 42.58%
- 3Y*
- -4.73%
- 5Y*
- 0.44%
- 10Y*
- 12.30%
ROHCY
- 1D
- 1.26%
- 1M
- 27.94%
- YTD
- 125.34%
- 6M
- 127.50%
- 1Y
- 182.32%
- 3Y*
- 13.45%
- 5Y*
- 6.81%
- 10Y*
- 12.17%
POWI vs. ROHCY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
POWI Power Integrations, Inc. | 117.25% | -41.33% | -23.97% | 15.56% | -22.09% | 14.12% | 66.77% | 63.64% | -16.32% | 9.26% |
ROHCY Rohm Co Ltd ADR | 125.34% | 56.57% | -49.11% | 3.36% | -20.60% | -9.16% | 25.79% | 22.73% | -41.72% | 92.89% |
Correlation
The correlation between POWI and ROHCY is 0.22, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.22 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.30 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.30 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.28 |
Correlation (All Time) Calculated using the full available price history since Nov 25, 2008 | 0.26 |
Fundamentals
POWI:
$4.28B
ROHCY:
$12.39B
POWI:
$0.30
ROHCY:
-$370.50
POWI:
9.61
ROHCY:
0.03
POWI:
6.38
ROHCY:
0.02
POWI:
$446.28M
ROHCY:
$485.46B
POWI:
$240.35M
ROHCY:
$116.26B
POWI:
$30.43M
ROHCY:
$57.21B
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Return for Risk
POWI vs. ROHCY — Risk / Return Rank
POWI
ROHCY
POWI vs. ROHCY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Power Integrations, Inc. (POWI) and Rohm Co Ltd ADR (ROHCY). 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.
| POWI | ROHCY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.36 | ||
| Sortino ratioReturn per unit of downside risk | -2.37 | ||
| Omega ratioGain probability vs. loss probability | 1.18 | 1.57 | -0.38 |
| Calmar ratioReturn relative to maximum drawdown | 0.89 | 7.96 | -7.07 |
| Martin ratioReturn relative to average drawdown | 1.77 | 22.36 | -20.59 |
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
| POWI | ROHCY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.75 | 3.11 | -2.36 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.01 | 0.16 | -0.15 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.30 | 0.30 | 0.00 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.26 | 0.16 | +0.10 |
Drawdowns
POWI vs. ROHCY - Drawdown Comparison
The maximum POWI drawdown since its inception was -85.76%, which is greater than ROHCY's maximum drawdown of -73.15%. Use the drawdown chart below to compare losses from any high point for POWI and ROHCY.
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Drawdown Indicators
| POWI | ROHCY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -85.76% | -73.15% | -12.61% |
Max Drawdown (1Y)Largest decline over 1 year | -47.83% | -23.05% | -24.78% |
Max Drawdown (3Y)Largest decline over 3 years | -67.82% | -68.72% | +0.90% |
Max Drawdown (5Y)Largest decline over 5 years | -70.68% | -70.45% | -0.23% |
Max Drawdown (10Y)Largest decline over 10 years | -70.68% | -73.15% | +2.47% |
Current DrawdownCurrent decline from peak | -26.32% | -6.41% | -19.91% |
Average DrawdownAverage peak-to-trough decline | -38.65% | -31.60% | -7.05% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 24.15% | 8.19% | +15.96% |
Volatility
POWI vs. ROHCY - Volatility Comparison
The current volatility for Power Integrations, Inc. (POWI) is 23.74%, while Rohm Co Ltd ADR (ROHCY) has a volatility of 30.41%. This indicates that POWI experiences smaller price fluctuations and is considered to be less risky than ROHCY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| POWI | ROHCY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 23.74% | 30.41% | -6.67% |
Volatility (6M)Calculated over the trailing 6-month period | 38.65% | 47.63% | -8.98% |
Volatility (1Y)Calculated over the trailing 1-year period | 56.95% | 59.06% | -2.11% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 44.44% | 43.78% | +0.66% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 41.63% | 41.23% | +0.40% |
Dividends
POWI vs. ROHCY - Dividend Comparison
POWI's dividend yield for the trailing twelve months is around 1.11%, while ROHCY has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
POWI Power Integrations, Inc. | 1.11% | 2.36% | 1.31% | 0.94% | 1.00% | 0.58% | 0.51% | 0.71% | 1.05% | 0.76% | 0.77% | 0.99% |
ROHCY Rohm Co Ltd ADR | 0.00% | 1.21% | 1.80% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 1.87% | 0.00% |
Financials
POWI vs. ROHCY - Financials Comparison
This section allows you to compare key financial metrics between Power Integrations, Inc. and Rohm Co Ltd ADR. 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
Frequently Asked Questions
POWI and ROHCY have a correlation of 0.22, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ROHCY has higher volatility (30.41%) compared to POWI (23.74%). In terms of maximum drawdown, POWI dropped -85.76% vs ROHCY's -73.15%.
ROHCY currently has the higher Sharpe Ratio (3.11 vs 0.75), 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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