CWY vs. MRNY

Last updated Jul 21, 2026

CWY (GraniteShares YieldBOOST CRWV ETF) and MRNY (YieldMax MRNA Option Income Strategy ETF) are both Derivative Income funds. Both are actively managed. At a correlation of -0.01, they often move in opposite directions. CWY charges 1.07%/yr vs 0.99%/yr for MRNY.

Performance

CWY vs. MRNY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares YieldBOOST CRWV ETF (CWY) and YieldMax MRNA Option Income Strategy ETF (MRNY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

CWY

• 1D: -0.65%
• 1M: -11.35%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

MRNY

• 1D: -2.68%
• 1M: -5.68%
• 6M: 30.19%
• YTD: 72.56%
• 1Y: 49.33%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: -20.50%

*Multi-year figures are annualized to reflect compound growth (CAGR)

CWY vs. MRNY - Yearly Performance Comparison

	2026 (YTD)
CWY GraniteShares YieldBOOST CRWV ETF	-9.00%
MRNY YieldMax MRNA Option Income Strategy ETF	18.57%

Correlation

The correlation between CWY and MRNY is -0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 26, 2026	-0.01

Return for Risk

CWY vs. MRNY — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

CWY

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

MRNY

MRNY Risk / Return Rank: 36
MRNY Sharpe Ratio Rank: 34
MRNY Sortino Ratio Rank: 40
MRNY Omega Ratio Rank: 38
MRNY Calmar Ratio Rank: 41
MRNY Martin Ratio Rank: 29

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

CWY vs. MRNY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares YieldBOOST CRWV ETF (CWY) 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.

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.

	CWY	MRNY	Difference
Sharpe ratio: Return per unit of total volatility	—	0.93	—
Sortino ratio: Return per unit of downside risk	—	1.64	—
Omega ratio: Gain probability vs. loss probability	—	1.19	—
Calmar ratio: Return relative to maximum drawdown	—	1.57	—
Martin ratio: Return relative to average drawdown	—	3.00	—

Drawdowns

CWY vs. MRNY - Drawdown Comparison

The maximum CWY drawdown since its inception was -11.67%, smaller than the maximum MRNY drawdown of -82.15%. Use the drawdown chart below to compare losses from any high point for CWY and MRNY.

Drawdown Indicators

	CWY	MRNY	Difference
Max Drawdown Largest peak-to-trough decline	-11.67%	-82.15%	+70.48%
Max Drawdown (1Y) Largest decline over 1 year	—	-31.53%	—
Current Drawdown Current decline from peak	-11.67%	-63.67%	+52.00%
Average Drawdown Average peak-to-trough decline	-3.96%	-53.02%	+49.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	16.49%	—

Volatility

Volatility by Period

	CWY	MRNY	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	19.71%	—
Volatility (6M) Calculated over the trailing 6-month period	—	38.75%	—
Volatility (1Y) Calculated over the trailing 1-year period	16.20%	53.35%	-37.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.20%	51.57%	-35.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.20%	51.57%	-35.37%

CWY vs. MRNY - Expense Ratio Comparison

CWY has a 1.07% expense ratio, which is higher than MRNY's 0.99% expense ratio.

Dividends

CWY vs. MRNY - Dividend Comparison

CWY's dividend yield for the trailing twelve months is around 14.04%, less than MRNY's 88.52% yield.

Position	TTM	2025	2024	2023
CWY GraniteShares YieldBOOST CRWV ETF	14.04%	0.00%	0.00%	0.00%
MRNY YieldMax MRNA Option Income Strategy ETF	88.52%	145.98%	178.49%	1.75%

Frequently Asked Questions

Can I hold both CWY and MRNY in my portfolio?

CWY and MRNY have a correlation of -0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, CWY or MRNY?

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.

Which ETF is cheaper, CWY or MRNY?

MRNY is cheaper with a 0.99% expense ratio, compared with 1.07% for CWY.

Which ETF pays a higher dividend yield, CWY or MRNY?

MRNY has the higher dividend yield at 88.52%, compared with 14.04% for CWY.

What is the main difference between CWY and MRNY?

They also come from different issuers: GraniteShares and YieldMax. Their fees differ too: 1.07% for CWY and 0.99% for MRNY.