NUKX vs. MRNY

Last updated Jun 3, 2026

NUKX (Nicholas Nuclear Income ETF) and MRNY (YieldMax MRNA Option Income Strategy ETF) are both Derivative Income funds. Both are actively managed. At a 0.40 correlation, their price movements are largely independent. NUKX charges 1.07%/yr vs 0.99%/yr for MRNY.

Performance

NUKX vs. MRNY - Performance Comparison

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

Returns By Period

NUKX

• 1D: 5.13%
• 1M: -2.86%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

MRNY

• 1D: -0.33%
• 1M: 1.83%
• YTD: 43.37%
• 6M: 59.24%
• 1Y: 42.90%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

NUKX vs. MRNY - Yearly Performance Comparison

	2026 (YTD)
NUKX Nicholas Nuclear Income ETF	0.70%
MRNY YieldMax MRNA Option Income Strategy ETF	-4.77%

Correlation

The correlation between NUKX and MRNY is 0.40, 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 Mar 4, 2026	0.40

Return for Risk

NUKX vs. MRNY — Risk / Return Rank

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

MRNY

MRNY Risk / Return Rank: 26
MRNY Sharpe Ratio Rank: 25
MRNY Sortino Ratio Rank: 29
MRNY Omega Ratio Rank: 27
MRNY Calmar Ratio Rank: 29
MRNY Martin Ratio Rank: 22

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.

NUKX vs. MRNY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nicholas Nuclear Income ETF (NUKX) 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.

Sharpe Ratios by Period

	NUKX	MRNY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.88	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.06	-0.53	+0.58

Drawdowns

NUKX vs. MRNY - Drawdown Comparison

The maximum NUKX drawdown since its inception was -18.73%, smaller than the maximum MRNY drawdown of -82.15%. Use the drawdown chart below to compare losses from any high point for NUKX and MRNY.

Drawdown Indicators

	NUKX	MRNY	Difference
Max Drawdown Largest peak-to-trough decline	-18.73%	-82.15%	+63.42%
Max Drawdown (1Y) Largest decline over 1 year	—	-31.53%	—
Current Drawdown Current decline from peak	-7.37%	-69.82%	+62.45%
Average Drawdown Average peak-to-trough decline	-6.96%	-52.59%	+45.63%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	16.14%	—

Volatility

Volatility by Period

	NUKX	MRNY	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	12.56%	—
Volatility (6M) Calculated over the trailing 6-month period	—	37.22%	—
Volatility (1Y) Calculated over the trailing 1-year period	49.06%	49.07%	-0.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	49.06%	50.67%	-1.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	49.06%	50.67%	-1.61%

NUKX vs. MRNY - Expense Ratio Comparison

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

Dividends

NUKX vs. MRNY - Dividend Comparison

NUKX's dividend yield for the trailing twelve months is around 3.62%, less than MRNY's 105.80% yield.

Position	TTM	2025	2024	2023
MRNY YieldMax MRNA Option Income Strategy ETF	105.80%	145.98%	178.49%	1.75%
NUKX Nicholas Nuclear Income ETF	3.62%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both NUKX and MRNY in my portfolio?

NUKX and MRNY have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, NUKX 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, NUKX or MRNY?

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

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

MRNY has the higher dividend yield at 105.80%, compared with 3.62% for NUKX.

What is the main difference between NUKX and MRNY?

They also come from different issuers: Nicholas Wealth and YieldMax. Their fees differ too: 1.07% for NUKX and 0.99% for MRNY.