SIMO vs. TSEM
SIMO (Silicon Motion Technology Corporation) and TSEM (Tower Semiconductor Ltd) are both stocks. Both operate in the Semiconductors industry within the Technology sector. Over the past 10 years, SIMO returned 24.12%/yr vs 35.28%/yr for TSEM. At a 0.30 correlation, their price movements are largely independent.
Performance
SIMO vs. TSEM - Performance Comparison
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Returns By Period
In the year-to-date period, SIMO achieves a 232.65% return, which is significantly higher than TSEM's 128.16% return. Over the past 10 years, SIMO has underperformed TSEM with an annualized return of 24.12%, while TSEM has yielded a comparatively higher 35.28% annualized return.
SIMO
- 1D
- 1.76%
- 1M
- 35.23%
- YTD
- 232.65%
- 6M
- 239.06%
- 1Y
- 380.38%
- 3Y*
- 72.55%
- 5Y*
- 38.76%
- 10Y*
- 24.12%
TSEM
- 1D
- -2.48%
- 1M
- 24.57%
- YTD
- 128.16%
- 6M
- 130.94%
- 1Y
- 561.18%
- 3Y*
- 91.15%
- 5Y*
- 58.06%
- 10Y*
- 35.28%
SIMO vs. TSEM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SIMO Silicon Motion Technology Corporation | 232.65% | 76.91% | -8.94% | -4.91% | -30.38% | 101.83% | -1.81% | 51.81% | -33.11% | 27.14% |
TSEM Tower Semiconductor Ltd | 128.16% | 127.96% | 68.77% | -29.35% | 8.87% | 53.68% | 7.32% | 63.23% | -56.75% | 79.09% |
Correlation
The correlation between SIMO and TSEM is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.43 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.46 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.45 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.43 |
Correlation (All Time) Calculated using the full available price history since Jul 1, 2005 | 0.30 |
The correlation between SIMO and TSEM shifts across timeframes, from 0.30 (all time) to 0.46 (3 years), reflecting how their relationship changes across market environments.
Fundamentals
SIMO:
$2.60B
TSEM:
$30.63B
SIMO:
$17.93
TSEM:
$2.15
SIMO:
17.10
TSEM:
124.36
SIMO:
0.13
TSEM:
4.38
SIMO:
2.59
TSEM:
18.82
SIMO:
2.87
TSEM:
10.30
SIMO:
$997.60M
TSEM:
$1.62B
SIMO:
$485.91M
TSEM:
$401.63M
SIMO:
$146.89M
TSEM:
$571.93M
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Return for Risk
SIMO vs. TSEM — Risk / Return Rank
SIMO
TSEM
SIMO vs. TSEM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Silicon Motion Technology Corporation (SIMO) and Tower Semiconductor Ltd (TSEM). 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.
| SIMO | TSEM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.83 | ||
| Sortino ratioReturn per unit of downside risk | -0.04 | ||
| Omega ratioGain probability vs. loss probability | 1.77 | 1.77 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 14.60 | 22.61 | -8.01 |
| Martin ratioReturn relative to average drawdown | 44.64 | 83.13 | -38.48 |
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
| SIMO | TSEM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 5.61 | 8.44 | -2.83 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.78 | 1.25 | -0.47 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.54 | 0.82 | -0.28 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.36 | 0.03 | +0.34 |
Drawdowns
SIMO vs. TSEM - Drawdown Comparison
The maximum SIMO drawdown since its inception was -93.19%, smaller than the maximum TSEM drawdown of -99.75%. Use the drawdown chart below to compare losses from any high point for SIMO and TSEM.
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Drawdown Indicators
| SIMO | TSEM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -93.19% | -99.75% | +6.56% |
Max Drawdown (1Y)Largest decline over 1 year | -26.26% | -25.04% | -1.22% |
Max Drawdown (3Y)Largest decline over 3 years | -52.84% | -46.78% | -6.06% |
Max Drawdown (5Y)Largest decline over 5 years | -56.49% | -55.39% | -1.10% |
Max Drawdown (10Y)Largest decline over 10 years | -56.49% | -62.28% | +5.79% |
Current DrawdownCurrent decline from peak | 0.00% | -55.21% | +55.21% |
Average DrawdownAverage peak-to-trough decline | -32.39% | -85.42% | +53.03% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.57% | 6.80% | +1.77% |
Volatility
SIMO vs. TSEM - Volatility Comparison
The current volatility for Silicon Motion Technology Corporation (SIMO) is 19.24%, while Tower Semiconductor Ltd (TSEM) has a volatility of 29.90%. This indicates that SIMO experiences smaller price fluctuations and is considered to be less risky than TSEM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SIMO | TSEM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 19.24% | 29.90% | -10.66% |
Volatility (6M)Calculated over the trailing 6-month period | 55.53% | 53.71% | +1.82% |
Volatility (1Y)Calculated over the trailing 1-year period | 68.33% | 67.10% | +1.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 49.87% | 46.78% | +3.09% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 44.97% | 43.33% | +1.64% |
Dividends
SIMO vs. TSEM - Dividend Comparison
SIMO's dividend yield for the trailing twelve months is around 0.65%, while TSEM has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SIMO Silicon Motion Technology Corporation | 0.65% | 2.16% | 3.70% | 0.82% | 2.31% | 1.62% | 2.89% | 2.45% | 3.45% | 1.68% | 1.51% | 1.88% |
TSEM Tower Semiconductor Ltd | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
SIMO vs. TSEM - Financials Comparison
This section allows you to compare key financial metrics between Silicon Motion Technology Corporation and Tower Semiconductor Ltd. 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
SIMO vs. TSEM - Profitability Comparison
SIMO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Silicon Motion Technology Corporation reported a gross profit of 136.77M and revenue of 278.46M. Therefore, the gross margin over that period was 49.1%.
TSEM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Tower Semiconductor Ltd reported a gross profit of 110.95M and revenue of 413.63M. Therefore, the gross margin over that period was 26.8%.
SIMO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Silicon Motion Technology Corporation reported an operating income of 31.71M and revenue of 278.46M, resulting in an operating margin of 11.4%.
TSEM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Tower Semiconductor Ltd reported an operating income of 64.57M and revenue of 413.63M, resulting in an operating margin of 15.6%.
SIMO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Silicon Motion Technology Corporation reported a net income of 47.75M and revenue of 278.46M, resulting in a net margin of 17.2%.
TSEM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Tower Semiconductor Ltd reported a net income of 65.03M and revenue of 413.63M, resulting in a net margin of 15.7%.
Frequently Asked Questions
SIMO and TSEM have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TSEM has higher volatility (29.90%) compared to SIMO (19.24%). In terms of maximum drawdown, SIMO dropped -93.19% vs TSEM's -99.75%.
TSEM currently has the higher Sharpe Ratio (8.44 vs 5.61), 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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