CBOX vs. OARK
CBOX (Calamos Tax-Aware Collateral ETF) and OARK (YieldMax Innovation Option Income Strategy ETF) are both Options Trading funds. Both are actively managed. Their -0.07 correlation means they have often moved in opposite directions in the past. CBOX charges 0.14%/yr vs 0.99%/yr for OARK.
Performance
CBOX vs. OARK - Performance Comparison
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Returns By Period
CBOX
- 1D
- 0.00%
- 1M
- 0.40%
- 6M
- —
- YTD
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- —
OARK
- 1D
- -1.28%
- 1M
- -9.85%
- 6M
- 0.86%
- YTD
- -1.90%
- 1Y
- 0.26%
- 3Y*
- 6.51%
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 9.21%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $7.89M | $8.89M | $7.14M | |
| $333.80K | $304.17K | $359.55K |
CBOX vs. OARK - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
CBOX Calamos Tax-Aware Collateral ETF | 1.12% |
OARK YieldMax Innovation Option Income Strategy ETF | -4.77% |
Correlation
The correlation between CBOX and OARK is -0.07, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Apr 17, 2026 | -0.07 |
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Return for Risk
CBOX vs. OARK — Risk / Return Rank
CBOX
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
OARK
CBOX vs. OARK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Calamos Tax-Aware Collateral ETF (CBOX) and YieldMax Innovation Option Income Strategy ETF (OARK). 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.
| CBOX | OARK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.03 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 0.01 | — |
| Martin ratioReturn relative to average drawdown | — | 0.02 | — |
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Drawdowns
CBOX vs. OARK - Drawdown Comparison
The maximum CBOX drawdown since its inception was -2.90%, smaller than the maximum OARK drawdown of -35.48%. Use the drawdown chart below to compare losses from any high point for CBOX and OARK.
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Drawdown Indicators
| CBOX | OARK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.90% | -35.48% | +32.58% |
Max Drawdown (1Y)Largest decline over 1 year | — | -23.26% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -35.48% | — |
Current DrawdownCurrent decline from peak | -2.30% | -13.79% | +11.49% |
Average DrawdownAverage peak-to-trough decline | -1.47% | -10.47% | +9.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 10.37% | — |
Volatility
CBOX vs. OARK - Volatility Comparison
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Volatility by Period
| CBOX | OARK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 8.12% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 21.87% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 7.83% | 29.11% | -21.28% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.83% | 30.83% | -23.00% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 7.83% | 30.83% | -23.00% |
CBOX vs. OARK - Expense Ratio Comparison
CBOX has a 0.14% expense ratio, which is lower than OARK's 0.99% expense ratio.
Dividends
CBOX vs. OARK - Dividend Comparison
CBOX has not paid dividends to shareholders, while OARK's dividend yield for the trailing twelve months is around 69.64%.
| Position | TTM | 2025 | 2024 | 2023 |
|---|---|---|---|---|
CBOX Calamos Tax-Aware Collateral ETF | 0.00% | 0.00% | 0.00% | 0.00% |
OARK YieldMax Innovation Option Income Strategy ETF | 69.64% | 61.86% | 47.86% | 45.03% |
Frequently Asked Questions
CBOX and OARK have a correlation of -0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, CBOX is cheaper at 0.14% per year. The better choice depends on whether you care most about return, fees, risk, or income.
CBOX is cheaper with a 0.14% expense ratio, compared with 0.99% for OARK.
OARK has the higher dividend yield at 69.64%, compared with 0.00% for CBOX.
They also come from different issuers: Calamos and YieldMax. Their fees differ too: 0.14% for CBOX and 0.99% for OARK.
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