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 0.24 correlation, their price movements are largely independent. SMCY charges 1.01%/yr vs 0.99%/yr for RBLY.
Performance
SMCY vs. RBLY - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, SMCY achieves a -11.68% return, which is significantly higher than RBLY's -32.02% return.
SMCY
- 1D
- -1.90%
- 1M
- -7.62%
- 6M
- -10.27%
- YTD
- -11.68%
- 1Y
- -46.56%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
RBLY
- 1D
- 3.95%
- 1M
- 20.80%
- 6M
- -31.79%
- YTD
- -32.02%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
SMCY vs. RBLY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
SMCY YieldMax SMCI Option Income Strategy ETF | -11.68% | -44.87% |
RBLY YieldMax RBLX Option Income Strategy ETF | -32.02% | -26.39% |
Correlation
The correlation between SMCY and RBLY is 0.24, 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 29, 2025 | 0.24 |
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
SMCY vs. RBLY — Risk / Return Rank
SMCY
RBLY
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
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.
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.
| SMCY | RBLY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 0.91 | — | — |
| Calmar ratioReturn relative to maximum drawdown | -0.77 | — | — |
| Martin ratioReturn relative to average drawdown | -1.22 | — | — |
Loading charts...
Drawdowns
SMCY vs. RBLY - Drawdown Comparison
The maximum SMCY drawdown since its inception was -64.75%, roughly equal to the maximum RBLY drawdown of -66.96%. Use the drawdown chart below to compare losses from any high point for SMCY and RBLY.
Loading charts...
Drawdown Indicators
| SMCY | RBLY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -64.75% | -66.96% | +2.21% |
Max Drawdown (1Y)Largest decline over 1 year | -60.43% | — | — |
Current DrawdownCurrent decline from peak | -57.42% | -56.82% | -0.60% |
Average DrawdownAverage peak-to-trough decline | -37.89% | -36.21% | -1.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 38.29% | — | — |
Volatility
SMCY vs. RBLY - Volatility Comparison
Loading charts...
Volatility by Period
| SMCY | RBLY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 21.14% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 68.10% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 72.60% | 53.84% | +18.76% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 79.94% | 53.84% | +26.10% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 79.94% | 53.84% | +26.10% |
SMCY vs. RBLY - Expense Ratio Comparison
SMCY has a 1.01% expense ratio, which is higher than RBLY's 0.99% expense ratio.
Dividends
SMCY vs. RBLY - Dividend Comparison
SMCY's dividend yield for the trailing twelve months is around 209.49%, more than RBLY's 118.97% yield.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
RBLY YieldMax RBLX Option Income Strategy ETF | 118.97% | 36.84% | 0.00% |
SMCY YieldMax SMCI Option Income Strategy ETF | 209.49% | 231.43% | 38.43% |
Frequently Asked Questions
SMCY and RBLY have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, RBLY is cheaper at 0.99% per year. The better choice depends on whether you care most about return, fees, risk, or income.
RBLY is cheaper with a 0.99% expense ratio, compared with 1.01% for SMCY.
SMCY has the higher dividend yield at 209.49%, compared with 118.97% for RBLY.
Their fees differ too: 1.01% for SMCY and 0.99% for RBLY.
Find the right allocation for SMCY and RBLY
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer