OPRA vs. ACGL
OPRA (Opera Limited) and ACGL (Arch Capital Group Ltd.) are both stocks. OPRA operates in Internet Content & Information (Communication Services), while ACGL operates in Insurance - Diversified (Financial Services). Over the past 5 years, OPRA returned 21.03%/yr vs 22.07%/yr for ACGL. Their 0.10 correlation means their historical movements had little consistent relationship.
Performance
OPRA vs. ACGL - Performance Comparison
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Returns By Period
In the year-to-date period, OPRA achieves a 39.94% return, which is significantly higher than ACGL's 4.81% return.
OPRA
- 1D
- 1.23%
- 1M
- -3.86%
- 6M
- 55.20%
- YTD
- 39.94%
- 1Y
- 19.59%
- 3Y*
- 7.11%
- 5Y*
- 21.03%
- 10Y*
- —
- ALL TIME*
- 7.23%
ACGL
- 1D
- -0.60%
- 1M
- 2.01%
- 6M
- 4.68%
- YTD
- 4.81%
- 1Y
- 16.81%
- 3Y*
- 11.10%
- 5Y*
- 22.07%
- 10Y*
- 15.70%
- ALL TIME*
- 13.23%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $213.28M | $189.90M | $217.00M | |
OPRA Opera Limited | $6.13M | $6.32M | $6.70M |
OPRA vs. ACGL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
OPRA Opera Limited | 39.94% | -22.08% | 52.02% | 140.60% | -10.91% | -22.67% | -1.30% | 66.37% | -61.23% |
ACGL Arch Capital Group Ltd. | 4.81% | 3.87% | 30.76% | 18.30% | 41.24% | 23.23% | -15.90% | 60.52% | -10.93% |
Correlation
The correlation between OPRA and ACGL is -0.12, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.12 |
Correlation (3Y) Balances recent behavior with more history. | -0.00 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.06 |
Correlation (All Time) Calculated using the full available price history since Jul 27, 2018 | 0.10 |
The correlation between OPRA and ACGL shifts across timeframes, from -0.12 (1 year) to 0.10 (all time), reflecting how their relationship changes across market environments.
Fundamentals
OPRA:
$1.69B
ACGL:
$35.12B
OPRA:
$1.26
ACGL:
$12.85
OPRA:
14.99
ACGL:
7.82
OPRA:
0.06
ACGL:
0.18
OPRA:
2.66
ACGL:
1.91
OPRA:
1.74
ACGL:
1.51
OPRA:
$647.66M
ACGL:
$19.20B
OPRA:
$378.92M
ACGL:
$6.56B
OPRA:
$154.47M
ACGL:
$5.60B
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Return for Risk
OPRA vs. ACGL — Risk / Return Rank
OPRA
ACGL
OPRA vs. ACGL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Opera Limited (OPRA) and Arch Capital Group Ltd. (ACGL). 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 | ACGL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.41 | ||
| Sortino ratioReturn per unit of downside risk | -0.17 | ||
| Omega ratioGain probability vs. loss probability | 1.11 | 1.15 | -0.03 |
| Calmar ratioReturn relative to maximum drawdown | 0.48 | 1.20 | -0.72 |
| Martin ratioReturn relative to average drawdown | 0.87 | 3.11 | -2.25 |
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Drawdowns
OPRA vs. ACGL - Drawdown Comparison
The maximum OPRA drawdown since its inception was -72.85%, which is greater than ACGL's maximum drawdown of -54.70%. Use the drawdown chart below to compare losses from any high point for OPRA and ACGL.
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Drawdown Indicators
| OPRA | ACGL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -72.85% | -54.70% | -18.15% |
Max Drawdown (1Y)Largest decline over 1 year | -41.28% | -14.08% | -27.20% |
Max Drawdown (3Y)Largest decline over 3 years | -43.39% | -22.43% | -20.96% |
Max Drawdown (5Y)Largest decline over 5 years | -61.86% | -22.43% | -39.43% |
Max Drawdown (10Y)Largest decline over 10 years | — | -53.84% | — |
Current DrawdownCurrent decline from peak | -21.19% | -7.96% | -13.23% |
Average DrawdownAverage peak-to-trough decline | -40.75% | -11.71% | -29.04% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 22.64% | 5.41% | +17.23% |
Volatility
OPRA vs. ACGL - Volatility Comparison
Opera Limited (OPRA) has a higher volatility of 12.05% compared to Arch Capital Group Ltd. (ACGL) at 8.78%. This indicates that OPRA's price experiences larger fluctuations and is considered to be riskier than ACGL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OPRA | ACGL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 12.05% | 8.78% | +3.27% |
Volatility (6M)Calculated over the trailing 6-month period | 39.42% | 16.73% | +22.69% |
Volatility (1Y)Calculated over the trailing 1-year period | 52.38% | 21.43% | +30.95% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 60.59% | 24.61% | +35.98% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 63.99% | 27.63% | +36.36% |
Dividends
OPRA vs. ACGL - Dividend Comparison
OPRA's dividend yield for the trailing twelve months is around 4.23%, while ACGL has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 |
|---|---|---|---|---|
ACGL Arch Capital Group Ltd. | 0.00% | 0.00% | 5.41% | 0.00% |
OPRA Opera Limited | 4.23% | 5.65% | 4.22% | 8.92% |
Financials
OPRA vs. ACGL - Financials Comparison
This section allows you to compare key financial metrics between Opera Limited and Arch Capital Group 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
OPRA vs. ACGL - Profitability Comparison
OPRA - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 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%.
ACGL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Arch Capital Group Ltd. reported a gross profit of -30.00M and revenue of 4.47B. Therefore, the gross margin over that period was -0.7%.
OPRA - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Opera Limited reported an operating income of 30.43M and revenue of 175.77M, resulting in an operating margin of 17.3%.
ACGL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Arch Capital Group Ltd. reported an operating income of 46.00M and revenue of 4.47B, resulting in an operating margin of 1.0%.
OPRA - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Opera Limited reported a net income of 24.79M and revenue of 175.77M, resulting in a net margin of 14.1%.
ACGL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Arch Capital Group Ltd. reported a net income of 1.06B and revenue of 4.47B, resulting in a net margin of 23.6%.
Frequently Asked Questions
OPRA and ACGL have a correlation of -0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
OPRA has higher volatility (12.05%) compared to ACGL (8.78%). In terms of maximum drawdown, OPRA dropped -72.85% vs ACGL's -54.70%.
ACGL currently has the higher Sharpe Ratio (0.79 vs 0.38), 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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