URAN vs. UX

Last updated Jul 18, 2026

URAN (Themes Uranium & Nuclear ETF) and UX (Roundhill Uranium ETF) are both Uranium funds. URAN is passively managed, while UX is actively managed. Over the past year, URAN returned -5.53% vs 9.76% for UX. A 0.60 correlation means they provide meaningful diversification when combined. URAN charges 0.35%/yr vs 0.75%/yr for UX.

Performance

URAN vs. UX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Themes Uranium & Nuclear ETF (URAN) and Roundhill Uranium ETF (UX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, URAN achieves a -13.34% return, which is significantly lower than UX's -7.53% return.

URAN

• 1D: -0.47%
• 1M: -11.56%
• 6M: -26.01%
• YTD: -13.34%
• 1Y: -5.53%
• 3Y*: —
• 5Y*: —
• 10Y*: —

UX

• 1D: -0.79%
• 1M: -4.60%
• 6M: -16.20%
• YTD: -7.53%
• 1Y: 9.76%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

URAN vs. UX - Yearly Performance Comparison

	2026 (YTD)	2025
URAN Themes Uranium & Nuclear ETF	-13.34%	41.55%
UX Roundhill Uranium ETF	-7.53%	18.96%

Correlation

The correlation between URAN and UX is 0.62, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.62
Correlation (All Time) Calculated using the full available price history since Jan 29, 2025	0.60

The correlation between URAN and UX has been stable across timeframes, ranging from 0.60 to 0.62 - a consistent structural relationship.

Return for Risk

URAN vs. UX — Risk / Return Rank

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

URAN

URAN Risk / Return Rank: 8
URAN Sharpe Ratio Rank: 8
URAN Sortino Ratio Rank: 9
URAN Omega Ratio Rank: 9
URAN Calmar Ratio Rank: 8
URAN Martin Ratio Rank: 8

UX

UX Risk / Return Rank: 15
UX Sharpe Ratio Rank: 15
UX Sortino Ratio Rank: 16
UX Omega Ratio Rank: 16
UX Calmar Ratio Rank: 15
UX Martin Ratio Rank: 14

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.

URAN vs. UX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Themes Uranium & Nuclear ETF (URAN) and Roundhill Uranium ETF (UX). 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.

	URAN	UX	Difference
Sharpe ratio: Return per unit of total volatility	-0.14	0.29	-0.43
Sortino ratio: Return per unit of downside risk	0.08	0.64	-0.56
Omega ratio: Gain probability vs. loss probability	1.01	1.08	-0.07
Calmar ratio: Return relative to maximum drawdown	-0.16	0.38	-0.54
Martin ratio: Return relative to average drawdown	-0.34	0.72	-1.06

URAN vs. UX - Sharpe Ratio Comparison

The current URAN Sharpe Ratio is -0.14, which is lower than the UX Sharpe Ratio of 0.29. The chart below compares the historical Sharpe Ratios of URAN and UX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

URAN vs. UX - Drawdown Comparison

The maximum URAN drawdown since its inception was -34.22%, which is greater than UX's maximum drawdown of -25.82%. Use the drawdown chart below to compare losses from any high point for URAN and UX.

Drawdown Indicators

	URAN	UX	Difference
Max Drawdown Largest peak-to-trough decline	-34.22%	-25.82%	-8.40%
Max Drawdown (1Y) Largest decline over 1 year	-34.22%	-25.82%	-8.40%
Current Drawdown Current decline from peak	-34.22%	-25.19%	-9.03%
Average Drawdown Average peak-to-trough decline	-11.93%	-11.21%	-0.72%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.16%	13.62%	+2.54%

Volatility

URAN vs. UX - Volatility Comparison

The current volatility for Themes Uranium & Nuclear ETF (URAN) is 7.78%, while Roundhill Uranium ETF (UX) has a volatility of 8.87%. This indicates that URAN experiences smaller price fluctuations and is considered to be less risky than UX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	URAN	UX	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.78%	8.87%	-1.09%
Volatility (6M) Calculated over the trailing 6-month period	29.76%	25.02%	+4.74%
Volatility (1Y) Calculated over the trailing 1-year period	39.80%	34.38%	+5.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	39.05%	35.83%	+3.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.05%	35.83%	+3.22%

URAN vs. UX - Expense Ratio Comparison

URAN has a 0.35% expense ratio, which is lower than UX's 0.75% expense ratio.

Dividends

URAN vs. UX - Dividend Comparison

URAN's dividend yield for the trailing twelve months is around 2.96%, more than UX's 1.60% yield.

Position	TTM	2025	2024
URAN Themes Uranium & Nuclear ETF	2.96%	2.56%	0.21%
UX Roundhill Uranium ETF	1.60%	1.48%	0.00%

Frequently Asked Questions

Can I hold both URAN and UX in my portfolio?

URAN and UX have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, URAN or UX?

UX has higher volatility (8.87%) compared to URAN (7.78%). In terms of maximum drawdown, URAN dropped -34.22% vs UX's -25.82%.

Which ETF is better, URAN or UX?

On 1-year performance, UX leads with 9.76% vs -5.53% for URAN. On fees, URAN is cheaper at 0.35% per year. On volatility, URAN has been the lower-risk option at 7.78%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, URAN or UX?

Over the 1-year period, UX has performed better with a 9.76% return vs -5.53%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, URAN or UX?

URAN is cheaper with a 0.35% expense ratio, compared with 0.75% for UX.

Which ETF pays a higher dividend yield, URAN or UX?

URAN has the higher dividend yield at 2.96%, compared with 1.60% for UX.

What is the main difference between URAN and UX?

They also come from different issuers: Themes and Roundhill. Their fees differ too: 0.35% for URAN and 0.75% for UX.

Which has better risk-adjusted returns?

UX currently has the higher Sharpe Ratio (0.29 vs -0.14), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.