UX vs. URAN

Last updated Jul 17, 2026

UX (Roundhill Uranium ETF) and URAN (Themes Uranium & Nuclear ETF) are both Uranium funds. UX is actively managed, while URAN is passively managed. Over the past year, UX returned 8.97% vs -4.16% for URAN. A 0.60 correlation means they provide meaningful diversification when combined. UX charges 0.75%/yr vs 0.35%/yr for URAN.

Performance

UX vs. URAN - Performance Comparison

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

Returns By Period

In the year-to-date period, UX achieves a -6.80% return, which is significantly higher than URAN's -12.93% return.

UX

• 1D: -3.02%
• 1M: -3.32%
• 6M: -16.30%
• YTD: -6.80%
• 1Y: 8.97%
• 3Y*: —
• 5Y*: —
• 10Y*: —

URAN

• 1D: -3.51%
• 1M: -11.61%
• 6M: -25.21%
• YTD: -12.93%
• 1Y: -4.16%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

UX vs. URAN - Yearly Performance Comparison

	2026 (YTD)	2025
UX Roundhill Uranium ETF	-6.80%	18.96%
URAN Themes Uranium & Nuclear ETF	-12.93%	41.55%

Correlation

The correlation between UX and URAN is 0.61, 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	0.61
Correlation (All Time) Calculated using the full available price history since Jan 29, 2025	0.60

The correlation between UX and URAN has been stable across timeframes, ranging from 0.60 to 0.61 - a consistent structural relationship.

Return for Risk

UX vs. URAN — Risk / Return Rank

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

UX

UX Risk / Return Rank: 14
UX Sharpe Ratio Rank: 14
UX Sortino Ratio Rank: 15
UX Omega Ratio Rank: 14
UX Calmar Ratio Rank: 14
UX Martin Ratio Rank: 13

URAN

URAN Risk / Return Rank: 9
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

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.

UX vs. URAN - Risk-Adjusted Trends Comparison

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

	UX	URAN	Difference
Sharpe ratio: Return per unit of total volatility	0.26	-0.11	+0.37
Sortino ratio: Return per unit of downside risk	0.61	0.13	+0.48
Omega ratio: Gain probability vs. loss probability	1.07	1.02	+0.06
Calmar ratio: Return relative to maximum drawdown	0.35	-0.12	+0.47
Martin ratio: Return relative to average drawdown	0.67	-0.26	+0.93

UX vs. URAN - Sharpe Ratio Comparison

The current UX Sharpe Ratio is 0.26, which is higher than the URAN Sharpe Ratio of -0.11. The chart below compares the historical Sharpe Ratios of UX and URAN, 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

UX vs. URAN - Drawdown Comparison

The maximum UX drawdown since its inception was -25.82%, smaller than the maximum URAN drawdown of -33.91%. Use the drawdown chart below to compare losses from any high point for UX and URAN.

Drawdown Indicators

	UX	URAN	Difference
Max Drawdown Largest peak-to-trough decline	-25.82%	-33.91%	+8.09%
Max Drawdown (1Y) Largest decline over 1 year	-25.82%	-33.91%	+8.09%
Current Drawdown Current decline from peak	-24.59%	-33.91%	+9.32%
Average Drawdown Average peak-to-trough decline	-11.17%	-11.88%	+0.71%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.52%	16.02%	-2.50%

Volatility

UX vs. URAN - Volatility Comparison

Roundhill Uranium ETF (UX) has a higher volatility of 9.01% compared to Themes Uranium & Nuclear ETF (URAN) at 7.78%. This indicates that UX's price experiences larger fluctuations and is considered to be riskier than URAN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	UX	URAN	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.01%	7.78%	+1.23%
Volatility (6M) Calculated over the trailing 6-month period	25.25%	29.86%	-4.61%
Volatility (1Y) Calculated over the trailing 1-year period	34.39%	39.84%	-5.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	35.88%	39.09%	-3.21%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	35.88%	39.09%	-3.21%

UX vs. URAN - Expense Ratio Comparison

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

Dividends

UX vs. URAN - Dividend Comparison

UX's dividend yield for the trailing twelve months is around 1.59%, less than URAN's 2.94% yield.

Position	TTM	2025	2024
URAN Themes Uranium & Nuclear ETF	2.94%	2.56%	0.21%
UX Roundhill Uranium ETF	1.59%	1.48%	0.00%

Frequently Asked Questions

Can I hold both UX and URAN in my portfolio?

UX and URAN have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, UX or URAN?

UX has higher volatility (9.01%) compared to URAN (7.78%). In terms of maximum drawdown, UX dropped -25.82% vs URAN's -33.91%.

Which ETF is better, UX or URAN?

On 1-year performance, UX leads with 8.97% vs -4.16% 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, UX or URAN?

Over the 1-year period, UX has performed better with a 8.97% return vs -4.16%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, UX or URAN?

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

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

URAN has the higher dividend yield at 2.94%, compared with 1.59% for UX.

What is the main difference between UX and URAN?

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

Which has better risk-adjusted returns?

UX currently has the higher Sharpe Ratio (0.26 vs -0.11), 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.