IMOS vs. ASX
IMOS (ChipMOS TECHNOLOGIES INC.) and ASX (ASE Technology Holding Co., Ltd.) are both stocks. Both operate in the Semiconductors industry within the Technology sector. Over the past 10 years, IMOS returned 19.83%/yr vs 29.30%/yr for ASX. At a 0.28 correlation, their price movements are largely independent.
Performance
IMOS vs. ASX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, IMOS achieves a 137.23% return, which is significantly lower than ASX's 170.93% return. Over the past 10 years, IMOS has underperformed ASX with an annualized return of 19.83%, while ASX has yielded a comparatively higher 29.30% annualized return.
IMOS
- 1D
- 5.57%
- 1M
- 37.77%
- YTD
- 137.23%
- 6M
- 147.50%
- 1Y
- 294.74%
- 3Y*
- 47.30%
- 5Y*
- 22.32%
- 10Y*
- 19.83%
ASX
- 1D
- 7.54%
- 1M
- 25.31%
- YTD
- 170.93%
- 6M
- 184.17%
- 1Y
- 346.22%
- 3Y*
- 79.24%
- 5Y*
- 46.47%
- 10Y*
- 29.30%
IMOS vs. ASX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IMOS ChipMOS TECHNOLOGIES INC. | 137.23% | 64.28% | -27.86% | 34.76% | -32.61% | 49.82% | 12.33% | 38.76% | -3.73% | 28.71% |
ASX ASE Technology Holding Co., Ltd. | 170.93% | 65.68% | 10.14% | 60.87% | -12.75% | 38.25% | 8.13% | 53.97% | -37.08% | 31.93% |
Correlation
The correlation between IMOS and ASX is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.38 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.44 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.52 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.45 |
Correlation (All Time) Calculated using the full available price history since Jun 19, 2001 | 0.28 |
The correlation between IMOS and ASX shifts across timeframes, from 0.28 (all time) to 0.52 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
IMOS:
$2.47B
ASX:
$97.82B
IMOS:
NT$9.55
ASX:
NT$21.22
IMOS:
232.70
ASX:
64.96
IMOS:
4.19
ASX:
4.60
IMOS:
3.17
ASX:
8.82
IMOS:
NT$18.75B
ASX:
NT$666.14B
IMOS:
NT$2.12B
ASX:
NT$122.03B
IMOS:
-NT$130.72M
ASX:
NT$130.31B
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
IMOS vs. ASX — Risk / Return Rank
IMOS
ASX
IMOS vs. ASX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ChipMOS TECHNOLOGIES INC. (IMOS) and ASE Technology Holding Co., Ltd. (ASX). 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.
| IMOS | ASX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.99 | ||
| Sortino ratioReturn per unit of downside risk | -1.46 | ||
| Omega ratioGain probability vs. loss probability | 1.53 | 1.81 | -0.28 |
| Calmar ratioReturn relative to maximum drawdown | 11.69 | 20.76 | -9.07 |
| Martin ratioReturn relative to average drawdown | 27.01 | 54.16 | -27.15 |
Loading charts...
Drawdowns
IMOS vs. ASX - Drawdown Comparison
The maximum IMOS drawdown since its inception was -98.76%, which is greater than ASX's maximum drawdown of -78.05%. Use the drawdown chart below to compare losses from any high point for IMOS and ASX.
Loading charts...
Drawdown Indicators
| IMOS | ASX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -98.76% | -78.05% | -20.71% |
Max Drawdown (1Y)Largest decline over 1 year | -25.39% | -16.81% | -8.58% |
Max Drawdown (3Y)Largest decline over 3 years | -55.46% | -40.64% | -14.82% |
Max Drawdown (5Y)Largest decline over 5 years | -62.26% | -45.99% | -16.27% |
Max Drawdown (10Y)Largest decline over 10 years | -62.26% | -54.17% | -8.09% |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -60.42% | -22.55% | -37.87% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.97% | 6.43% | +4.54% |
Volatility
IMOS vs. ASX - Volatility Comparison
ChipMOS TECHNOLOGIES INC. (IMOS) has a higher volatility of 31.50% compared to ASE Technology Holding Co., Ltd. (ASX) at 24.54%. This indicates that IMOS's price experiences larger fluctuations and is considered to be riskier than ASX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| IMOS | ASX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 31.50% | 24.54% | +6.96% |
Volatility (6M)Calculated over the trailing 6-month period | 56.02% | 37.59% | +18.43% |
Volatility (1Y)Calculated over the trailing 1-year period | 68.29% | 47.57% | +20.72% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.10% | 40.50% | +2.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 39.42% | 38.78% | +0.64% |
Dividends
IMOS vs. ASX - Dividend Comparison
IMOS's dividend yield for the trailing twelve months is around 1.17%, more than ASX's 0.82% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ASX ASE Technology Holding Co., Ltd. | 0.82% | 2.23% | 3.19% | 6.07% | 7.64% | 3.86% | 2.34% | 2.88% | 14.19% | 2.51% | 3.63% | 4.00% |
IMOS ChipMOS TECHNOLOGIES INC. | 1.17% | 2.77% | 5.90% | 5.52% | 13.62% | 4.46% | 3.84% | 2.61% | 0.80% | 3.49% | 7.28% | 0.71% |
Financials
IMOS vs. ASX - Financials Comparison
This section allows you to compare key financial metrics between ChipMOS TECHNOLOGIES INC. and ASE Technology Holding Co., 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
IMOS vs. ASX - Profitability Comparison
IMOS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, ChipMOS TECHNOLOGIES INC. reported a gross profit of 30.20M and revenue of 219.23M. Therefore, the gross margin over that period was 13.8%.
ASX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, ASE Technology Holding Co., Ltd. reported a gross profit of 35.21B and revenue of 175.46B. Therefore, the gross margin over that period was 20.1%.
IMOS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, ChipMOS TECHNOLOGIES INC. reported an operating income of 15.92M and revenue of 219.23M, resulting in an operating margin of 7.3%.
ASX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, ASE Technology Holding Co., Ltd. reported an operating income of 17.71B and revenue of 175.46B, resulting in an operating margin of 10.1%.
IMOS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, ChipMOS TECHNOLOGIES INC. reported a net income of 15.96M and revenue of 219.23M, resulting in a net margin of 7.3%.
ASX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, ASE Technology Holding Co., Ltd. reported a net income of 14.29B and revenue of 175.46B, resulting in a net margin of 8.2%.
Frequently Asked Questions
IMOS and ASX have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IMOS has higher volatility (31.50%) compared to ASX (24.54%). In terms of maximum drawdown, IMOS dropped -98.76% vs ASX's -78.05%.
ASX currently has the higher Sharpe Ratio (7.35 vs 4.36), 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.
Find the right allocation for IMOS and ASX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer