AMKR vs. MPWR
AMKR (Amkor Technology, Inc.) and MPWR (Monolithic Power Systems, Inc.) are both stocks. Both operate in the Semiconductors industry within the Technology sector. Over the past 10 years, AMKR returned 30.75%/yr vs 37.94%/yr for MPWR. A 0.55 correlation means they provide meaningful diversification when combined.
Performance
AMKR vs. MPWR - Performance Comparison
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Returns By Period
In the year-to-date period, AMKR achieves a 110.31% return, which is significantly higher than MPWR's 74.38% return. Over the past 10 years, AMKR has underperformed MPWR with an annualized return of 30.75%, while MPWR has yielded a comparatively higher 37.94% annualized return.
AMKR
- 1D
- 8.71%
- 1M
- 11.07%
- YTD
- 110.31%
- 6M
- 87.39%
- 1Y
- 309.47%
- 3Y*
- 47.51%
- 5Y*
- 30.28%
- 10Y*
- 30.75%
MPWR
- 1D
- -0.77%
- 1M
- -4.43%
- YTD
- 74.38%
- 6M
- 67.26%
- 1Y
- 121.18%
- 3Y*
- 44.43%
- 5Y*
- 36.35%
- 10Y*
- 37.94%
AMKR vs. MPWR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AMKR Amkor Technology, Inc. | 110.31% | 55.87% | -20.80% | 40.32% | -2.31% | 65.57% | 16.30% | 98.17% | -34.73% | -4.74% |
MPWR Monolithic Power Systems, Inc. | 74.38% | 54.45% | -5.55% | 79.78% | -27.78% | 35.49% | 107.49% | 54.80% | 4.49% | 38.23% |
Correlation
The correlation between AMKR and MPWR is 0.63, 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 | 0.63 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.69 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.71 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.67 |
Correlation (All Time) Calculated using the full available price history since Nov 19, 2004 | 0.55 |
The correlation between AMKR and MPWR shifts across timeframes, from 0.55 (all time) to 0.71 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
AMKR:
$2.34
MPWR:
$13.89
AMKR:
35.33
MPWR:
113.54
AMKR:
2.18
MPWR:
25.93
AMKR:
$7.07B
MPWR:
$2.96B
AMKR:
$1.02B
MPWR:
$1.63B
AMKR:
$1.07B
MPWR:
$861.78M
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Return for Risk
AMKR vs. MPWR — Risk / Return Rank
AMKR
MPWR
AMKR vs. MPWR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Amkor Technology, Inc. (AMKR) and Monolithic Power Systems, Inc. (MPWR). 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.
| AMKR | MPWR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.16 | ||
| Sortino ratioReturn per unit of downside risk | +1.26 | ||
| Omega ratioGain probability vs. loss probability | 1.54 | 1.37 | +0.17 |
| Calmar ratioReturn relative to maximum drawdown | 11.80 | 5.43 | +6.37 |
| Martin ratioReturn relative to average drawdown | 32.24 | 14.45 | +17.79 |
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Drawdowns
AMKR vs. MPWR - Drawdown Comparison
The maximum AMKR drawdown since its inception was -98.14%, which is greater than MPWR's maximum drawdown of -72.27%. Use the drawdown chart below to compare losses from any high point for AMKR and MPWR.
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Drawdown Indicators
| AMKR | MPWR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -98.14% | -72.27% | -25.87% |
Max Drawdown (1Y)Largest decline over 1 year | -26.42% | -22.45% | -3.97% |
Max Drawdown (3Y)Largest decline over 3 years | -65.86% | -51.65% | -14.21% |
Max Drawdown (5Y)Largest decline over 5 years | -65.86% | -51.65% | -14.21% |
Max Drawdown (10Y)Largest decline over 10 years | -65.86% | -51.65% | -14.21% |
Current DrawdownCurrent decline from peak | 0.00% | -6.66% | +6.66% |
Average DrawdownAverage peak-to-trough decline | -75.78% | -17.71% | -58.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 9.65% | 8.44% | +1.21% |
Volatility
AMKR vs. MPWR - Volatility Comparison
Amkor Technology, Inc. (AMKR) has a higher volatility of 25.28% compared to Monolithic Power Systems, Inc. (MPWR) at 20.33%. This indicates that AMKR's price experiences larger fluctuations and is considered to be riskier than MPWR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AMKR | MPWR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 25.28% | 20.33% | +4.95% |
Volatility (6M)Calculated over the trailing 6-month period | 52.26% | 37.42% | +14.84% |
Volatility (1Y)Calculated over the trailing 1-year period | 66.68% | 48.53% | +18.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 52.44% | 53.53% | -1.09% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 53.05% | 47.23% | +5.82% |
Dividends
AMKR vs. MPWR - Dividend Comparison
AMKR's dividend yield for the trailing twelve months is around 0.40%, less than MPWR's 0.42% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AMKR Amkor Technology, Inc. | 0.40% | 0.84% | 2.82% | 0.91% | 0.94% | 0.69% | 0.27% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
MPWR Monolithic Power Systems, Inc. | 0.42% | 0.69% | 0.85% | 0.63% | 0.85% | 0.49% | 0.55% | 0.90% | 1.03% | 0.71% | 0.98% | 1.26% |
Financials
AMKR vs. MPWR - Financials Comparison
This section allows you to compare key financial metrics between Amkor Technology, Inc. and Monolithic Power Systems, 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
AMKR vs. MPWR - Profitability Comparison
AMKR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Amkor Technology, Inc. reported a gross profit of 239.03M and revenue of 1.68B. Therefore, the gross margin over that period was 14.2%.
MPWR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Monolithic Power Systems, Inc. reported a gross profit of 445.07M and revenue of 804.19M. Therefore, the gross margin over that period was 55.3%.
AMKR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Amkor Technology, Inc. reported an operating income of 100.29M and revenue of 1.68B, resulting in an operating margin of 6.0%.
MPWR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Monolithic Power Systems, Inc. reported an operating income of 241.15M and revenue of 804.19M, resulting in an operating margin of 30.0%.
AMKR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Amkor Technology, Inc. reported a net income of 83.35M and revenue of 1.68B, resulting in a net margin of 5.0%.
MPWR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Monolithic Power Systems, Inc. reported a net income of 193.23M and revenue of 804.19M, resulting in a net margin of 24.0%.
Frequently Asked Questions
AMKR and MPWR have a correlation of 0.63, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMKR has higher volatility (25.28%) compared to MPWR (20.33%). In terms of maximum drawdown, AMKR dropped -98.14% vs MPWR's -72.27%.
AMKR currently has the higher Sharpe Ratio (4.68 vs 2.51), 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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