CWII vs. MRNY
CWII (REX CRWV Growth & Income ETF) and MRNY (YieldMax MRNA Option Income Strategy ETF) are both Derivative Income funds. Both are actively managed. At a 0.19 correlation, their price movements are largely independent. CWII charges 1.03%/yr vs 0.99%/yr for MRNY.
Performance
CWII vs. MRNY - Performance Comparison
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Returns By Period
In the year-to-date period, CWII achieves a 37.23% return, which is significantly lower than MRNY's 51.59% return.
CWII
- 1D
- -5.26%
- 1M
- -7.64%
- YTD
- 37.23%
- 6M
- 17.21%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
MRNY
- 1D
- 5.73%
- 1M
- 4.23%
- YTD
- 51.59%
- 6M
- 62.21%
- 1Y
- 47.46%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
CWII vs. MRNY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
CWII REX CRWV Growth & Income ETF | 37.23% | -42.16% |
MRNY YieldMax MRNA Option Income Strategy ETF | 51.59% | 12.24% |
Correlation
The correlation between CWII and MRNY is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Nov 5, 2025 | 0.19 |
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Return for Risk
CWII vs. MRNY — Risk / Return Rank
CWII
MRNY
CWII vs. MRNY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for REX CRWV Growth & Income ETF (CWII) and YieldMax MRNA Option Income Strategy ETF (MRNY). 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.
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
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Sharpe Ratios by Period
| CWII | MRNY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | — | 0.97 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.38 | -0.49 | +0.12 |
Drawdowns
CWII vs. MRNY - Drawdown Comparison
The maximum CWII drawdown since its inception was -48.46%, smaller than the maximum MRNY drawdown of -82.15%. Use the drawdown chart below to compare losses from any high point for CWII and MRNY.
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Drawdown Indicators
| CWII | MRNY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -48.46% | -82.15% | +33.69% |
Max Drawdown (1Y)Largest decline over 1 year | — | -31.53% | — |
Current DrawdownCurrent decline from peak | -20.63% | -68.09% | +47.46% |
Average DrawdownAverage peak-to-trough decline | -30.55% | -52.62% | +22.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 16.15% | — |
Volatility
CWII vs. MRNY - Volatility Comparison
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Volatility by Period
| CWII | MRNY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 13.36% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 37.05% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 88.61% | 49.37% | +39.24% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 88.61% | 50.76% | +37.85% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 88.61% | 50.76% | +37.85% |
CWII vs. MRNY - Expense Ratio Comparison
CWII has a 1.03% expense ratio, which is higher than MRNY's 0.99% expense ratio.
Dividends
CWII vs. MRNY - Dividend Comparison
CWII's dividend yield for the trailing twelve months is around 20.73%, less than MRNY's 100.06% yield.
| Position | TTM | 2025 | 2024 | 2023 |
|---|---|---|---|---|
CWII REX CRWV Growth & Income ETF | 20.73% | 6.09% | 0.00% | 0.00% |
MRNY YieldMax MRNA Option Income Strategy ETF | 100.06% | 145.98% | 178.49% | 1.75% |
Frequently Asked Questions
CWII and MRNY have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, MRNY is cheaper at 0.99% per year. The better choice depends on whether you care most about return, fees, risk, or income.
MRNY is cheaper with a 0.99% expense ratio, compared with 1.03% for CWII.
MRNY has the higher dividend yield at 100.06%, compared with 20.73% for CWII.
They also come from different issuers: REX Shares and YieldMax. Their fees differ too: 1.03% for CWII and 0.99% for MRNY.
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