SMCY vs. RBLY
SMCY (YieldMax SMCI Option Income Strategy ETF) and RBLY (YieldMax RBLX Option Income Strategy ETF) are both Derivative Income funds from YieldMax. Both are actively managed. At a 0.30 correlation, their price movements are largely independent. Both charge a 0.99% expense ratio.
Performance
SMCY vs. RBLY - Performance Comparison
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Returns By Period
In the year-to-date period, SMCY achieves a 39.53% return, which is significantly higher than RBLY's -45.86% return.
SMCY
- 1D
- -0.72%
- 1M
- 49.28%
- YTD
- 39.53%
- 6M
- 24.49%
- 1Y
- 0.19%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
RBLY
- 1D
- -0.55%
- 1M
- -4.44%
- YTD
- -45.86%
- 6M
- -52.54%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
SMCY vs. RBLY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
SMCY YieldMax SMCI Option Income Strategy ETF | 39.53% | -44.31% |
RBLY YieldMax RBLX Option Income Strategy ETF | -45.86% | -24.82% |
Correlation
The correlation between SMCY and RBLY is 0.30, 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 Jul 30, 2025 | 0.30 |
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Return for Risk
SMCY vs. RBLY — Risk / Return Rank
SMCY
RBLY
SMCY vs. RBLY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for YieldMax SMCI Option Income Strategy ETF (SMCY) and YieldMax RBLX Option Income Strategy ETF (RBLY). 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.
| SMCY | RBLY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.07 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 0.00 | — | — |
| Martin ratioReturn relative to average drawdown | 0.01 | — | — |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| SMCY | RBLY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.00 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.17 | -1.25 | +1.09 |
Drawdowns
SMCY vs. RBLY - Drawdown Comparison
The maximum SMCY drawdown since its inception was -64.75%, roughly equal to the maximum RBLY drawdown of -65.81%. Use the drawdown chart below to compare losses from any high point for SMCY and RBLY.
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Drawdown Indicators
| SMCY | RBLY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -64.75% | -65.81% | +1.06% |
Max Drawdown (1Y)Largest decline over 1 year | -60.43% | — | — |
Current DrawdownCurrent decline from peak | -32.73% | -65.61% | +32.88% |
Average DrawdownAverage peak-to-trough decline | -37.01% | -33.20% | -3.81% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 34.90% | — | — |
Volatility
SMCY vs. RBLY - Volatility Comparison
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Volatility by Period
| SMCY | RBLY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 24.80% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 56.00% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 64.51% | 52.29% | +12.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 77.45% | 52.29% | +25.16% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 77.45% | 52.29% | +25.16% |
SMCY vs. RBLY - Expense Ratio Comparison
Both SMCY and RBLY have an expense ratio of 0.99%.
Dividends
SMCY vs. RBLY - Dividend Comparison
SMCY's dividend yield for the trailing twelve months is around 157.96%, more than RBLY's 131.94% yield.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
RBLY YieldMax RBLX Option Income Strategy ETF | 131.94% | 36.84% | 0.00% |
SMCY YieldMax SMCI Option Income Strategy ETF | 157.96% | 231.43% | 38.43% |
Frequently Asked Questions
SMCY and RBLY have a correlation of 0.30, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
Both ETFs have the same 0.99% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.
SMCY and RBLY have the same expense ratio: 0.99% per year.
SMCY has the higher dividend yield at 157.96%, compared with 131.94% for RBLY.
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