OPRA vs. IMOS
OPRA (Opera Limited) and IMOS (ChipMOS TECHNOLOGIES INC.) are both stocks. OPRA operates in Internet Content & Information (Communication Services), while IMOS operates in Semiconductors (Technology). Over the past 5 years, OPRA returned 18.94%/yr vs 22.32%/yr for IMOS. At a 0.21 correlation, their price movements are largely independent.
Performance
OPRA vs. IMOS - Performance Comparison
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Returns By Period
In the year-to-date period, OPRA achieves a 35.19% return, which is significantly lower than IMOS's 137.23% return.
OPRA
- 1D
- 0.54%
- 1M
- 6.83%
- YTD
- 35.19%
- 6M
- 29.87%
- 1Y
- 8.39%
- 3Y*
- 7.87%
- 5Y*
- 18.94%
- 10Y*
- —
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%
OPRA vs. IMOS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
OPRA Opera Limited | 35.19% | -22.08% | 52.02% | 140.60% | -10.91% | -22.67% | -1.30% | 66.37% | -61.23% |
IMOS ChipMOS TECHNOLOGIES INC. | 137.23% | 64.28% | -27.86% | 34.76% | -32.61% | 49.82% | 12.33% | 38.76% | 16.46% |
Correlation
The correlation between OPRA and IMOS is 0.26, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.26 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.26 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.26 |
Correlation (All Time) Calculated using the full available price history since Jul 27, 2018 | 0.21 |
Fundamentals
OPRA:
$1.70B
IMOS:
$2.47B
OPRA:
$1.26
IMOS:
NT$9.55
OPRA:
14.74
IMOS:
232.70
OPRA:
2.61
IMOS:
4.19
OPRA:
1.72
IMOS:
3.17
OPRA:
$647.66M
IMOS:
NT$18.75B
OPRA:
$378.92M
IMOS:
NT$2.12B
OPRA:
$154.47M
IMOS:
-NT$130.72M
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Return for Risk
OPRA vs. IMOS — Risk / Return Rank
OPRA
IMOS
OPRA vs. IMOS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Opera Limited (OPRA) and ChipMOS TECHNOLOGIES INC. (IMOS). 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.
| OPRA | IMOS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -4.20 | ||
| Sortino ratioReturn per unit of downside risk | -3.72 | ||
| Omega ratioGain probability vs. loss probability | 1.08 | 1.53 | -0.45 |
| Calmar ratioReturn relative to maximum drawdown | 0.20 | 11.69 | -11.49 |
| Martin ratioReturn relative to average drawdown | 0.36 | 27.01 | -26.65 |
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Drawdowns
OPRA vs. IMOS - Drawdown Comparison
The maximum OPRA drawdown since its inception was -72.85%, smaller than the maximum IMOS drawdown of -98.76%. Use the drawdown chart below to compare losses from any high point for OPRA and IMOS.
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Drawdown Indicators
| OPRA | IMOS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -72.85% | -98.76% | +25.91% |
Max Drawdown (1Y)Largest decline over 1 year | -41.28% | -25.39% | -15.89% |
Max Drawdown (3Y)Largest decline over 3 years | -61.68% | -55.46% | -6.22% |
Max Drawdown (5Y)Largest decline over 5 years | -62.86% | -62.26% | -0.60% |
Max Drawdown (10Y)Largest decline over 10 years | — | -62.26% | — |
Current DrawdownCurrent decline from peak | -23.87% | 0.00% | -23.87% |
Average DrawdownAverage peak-to-trough decline | -41.04% | -60.42% | +19.38% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 23.43% | 10.97% | +12.46% |
Volatility
OPRA vs. IMOS - Volatility Comparison
The current volatility for Opera Limited (OPRA) is 10.49%, while ChipMOS TECHNOLOGIES INC. (IMOS) has a volatility of 31.50%. This indicates that OPRA experiences smaller price fluctuations and is considered to be less risky than IMOS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OPRA | IMOS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.49% | 31.50% | -21.01% |
Volatility (6M)Calculated over the trailing 6-month period | 39.31% | 56.02% | -16.71% |
Volatility (1Y)Calculated over the trailing 1-year period | 52.44% | 68.29% | -15.85% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 60.50% | 43.10% | +17.40% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 64.26% | 39.42% | +24.84% |
Dividends
OPRA vs. IMOS - Dividend Comparison
OPRA's dividend yield for the trailing twelve months is around 4.30%, more than IMOS's 1.17% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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% |
OPRA Opera Limited | 4.30% | 5.65% | 4.22% | 8.92% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
OPRA vs. IMOS - Financials Comparison
This section allows you to compare key financial metrics between Opera Limited and ChipMOS TECHNOLOGIES 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
OPRA vs. IMOS - Profitability Comparison
OPRA - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Opera Limited reported a gross profit of 111.02M and revenue of 175.77M. Therefore, the gross margin over that period was 63.2%.
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%.
OPRA - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Opera Limited reported an operating income of 30.43M and revenue of 175.77M, resulting in an operating margin of 17.3%.
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%.
OPRA - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Opera Limited reported a net income of 24.79M and revenue of 175.77M, resulting in a net margin of 14.1%.
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%.
Frequently Asked Questions
OPRA and IMOS have a correlation of 0.26, 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 OPRA (10.49%). In terms of maximum drawdown, OPRA dropped -72.85% vs IMOS's -98.76%.
IMOS currently has the higher Sharpe Ratio (4.36 vs 0.16), 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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