COYY vs. MRNY
COYY (GraniteShares YieldBOOST COIN ETF) and MRNY (YieldMax MRNA Option Income Strategy ETF) are both Derivative Income funds. Both are actively managed. At a 0.32 correlation, their price movements are largely independent. COYY charges 1.07%/yr vs 0.99%/yr for MRNY.
Performance
COYY vs. MRNY - Performance Comparison
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Returns By Period
In the year-to-date period, COYY achieves a -29.55% return, which is significantly lower than MRNY's 55.67% return.
COYY
- 1D
- 0.15%
- 1M
- -7.00%
- YTD
- -29.55%
- 6M
- -39.93%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
MRNY
- 1D
- 2.69%
- 1M
- 7.98%
- YTD
- 55.67%
- 6M
- 64.78%
- 1Y
- 53.27%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
COYY vs. MRNY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
COYY GraniteShares YieldBOOST COIN ETF | -29.55% | -38.98% |
MRNY YieldMax MRNA Option Income Strategy ETF | 55.67% | -14.89% |
Correlation
The correlation between COYY and MRNY is 0.32, 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 | 0.32 |
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Return for Risk
COYY vs. MRNY — Risk / Return Rank
COYY
MRNY
COYY vs. MRNY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST COIN ETF (COYY) 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
| COYY | MRNY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | — | 1.08 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -1.74 | -0.48 | -1.26 |
Drawdowns
COYY vs. MRNY - Drawdown Comparison
The maximum COYY drawdown since its inception was -58.58%, smaller than the maximum MRNY drawdown of -82.15%. Use the drawdown chart below to compare losses from any high point for COYY and MRNY.
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Drawdown Indicators
| COYY | MRNY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.58% | -82.15% | +23.57% |
Max Drawdown (1Y)Largest decline over 1 year | — | -31.53% | — |
Current DrawdownCurrent decline from peak | -58.52% | -67.23% | +8.71% |
Average DrawdownAverage peak-to-trough decline | -35.32% | -52.64% | +17.32% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 16.15% | — |
Volatility
COYY vs. MRNY - Volatility Comparison
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Volatility by Period
| COYY | MRNY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 13.53% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 37.11% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 36.31% | 49.38% | -13.07% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 36.31% | 50.75% | -14.44% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 36.31% | 50.75% | -14.44% |
COYY vs. MRNY - Expense Ratio Comparison
COYY has a 1.07% expense ratio, which is higher than MRNY's 0.99% expense ratio.
Dividends
COYY vs. MRNY - Dividend Comparison
COYY's dividend yield for the trailing twelve months is around 385.89%, more than MRNY's 100.06% yield.
| Position | TTM | 2025 | 2024 | 2023 |
|---|---|---|---|---|
COYY GraniteShares YieldBOOST COIN ETF | 385.89% | 132.14% | 0.00% | 0.00% |
MRNY YieldMax MRNA Option Income Strategy ETF | 100.06% | 145.98% | 178.49% | 1.75% |
Frequently Asked Questions
COYY and MRNY have a correlation of 0.32, 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 1.07% for COYY.
COYY has the higher dividend yield at 385.89%, compared with 100.06% for MRNY.
They also come from different issuers: GraniteShares and YieldMax. Their fees differ too: 1.07% for COYY and 0.99% for MRNY.
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