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URA vs. SPAXX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

URA vs. SPAXX

Last updated Jun 21, 2026

URA (Global X Uranium ETF) and SPAXX (Fidelity Government Money Market Fund) are both funds - URA is a Uranium fund tracking the Solactive Global Uranium & Nuclear Components Total Return Index, while SPAXX is a Money Market fund actively managed by Fidelity. URA is passively managed, while SPAXX is actively managed. Over the past 5 years, URA returned 22.77%/yr vs 1.45%/yr for SPAXX. At a correlation of -0.03, they often move in opposite directions. URA charges 0.69%/yr vs 0.42%/yr for SPAXX.

Performance

URA vs. SPAXX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Uranium ETF (URA) and Fidelity Government Money Market Fund (SPAXX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

In the year-to-date period, URA achieves a 11.82% return, which is significantly higher than SPAXX's 1.37% return.

URA

1D
1.44%
1M
-2.41%
YTD
11.82%
6M
9.09%
1Y
36.15%
3Y*
34.26%
5Y*
22.77%
10Y*
16.35%

SPAXX

1D
0.00%
1M
0.28%
YTD
1.37%
6M
1.67%
1Y
3.66%
3Y*
2.42%
5Y*
1.45%
10Y*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

URA vs. SPAXX - Yearly Performance Comparison

2026 (YTD)20252024202320222021
URA
Global X Uranium ETF		11.82%67.18%-0.58%46.25%-11.32%13.78%
SPAXX
Fidelity Government Money Market Fund		1.37%3.96%1.54%0.41%0.00%0.00%

Correlation

The correlation between URA and SPAXX is -0.02, 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 (1Y)
Calculated over the trailing 1-year period

-0.02

Correlation (3Y)
Calculated over the trailing 3-year period

-0.04

Correlation (5Y)
Calculated over the trailing 5-year period

-0.03

Correlation (All Time)
Calculated using the full available price history since May 25, 2021

-0.03

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Global X Uranium ETF

Fidelity Government Money Market Fund

Often compared with URA:
URA vs. NLRURA vs. URNMURA vs. NUKZURA vs. CCJURA vs. UUUUURA vs. URANURA vs. SPY
Often compared with SPAXX:
SPAXX vs. SGOVSPAXX vs. VMFXXSPAXX vs. SNSXXSPAXX vs. SWVXXSPAXX vs. BILSPAXX vs. BNDSPAXX vs. TFLO

Return for Risk

URA vs. SPAXX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
URA
URA Risk / Return Rank: 2121
Overall Rank
URA Sharpe Ratio Rank: 1919
Sharpe Ratio Rank
URA Sortino Ratio Rank: 2222
Sortino Ratio Rank
URA Omega Ratio Rank: 2121
Omega Ratio Rank
URA Calmar Ratio Rank: 2323
Calmar Ratio Rank
URA Martin Ratio Rank: 2020
Martin Ratio Rank
SPAXX

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

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.

URA vs. SPAXX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Uranium ETF (URA) and Fidelity Government Money Market Fund (SPAXX). 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.

URASPAXXDifference
Sharpe ratioReturn per unit of total volatility
0.64
3.65

-3.01

Sortino ratioReturn per unit of downside risk
1.21

—

—

Omega ratioGain probability vs. loss probability

1.14

—

—

Calmar ratioReturn relative to maximum drawdown

1.04

—

—

Martin ratioReturn relative to average drawdown

2.26

—

—

URA vs. SPAXX - Sharpe Ratio Comparison

The current URA Sharpe Ratio is 0.64, which is lower than the SPAXX Sharpe Ratio of 3.65. The chart below compares the historical Sharpe Ratios of URA and SPAXX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

URA vs. SPAXX - Drawdown Comparison

The maximum URA drawdown since its inception was -93.54%, which is greater than SPAXX's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for URA and SPAXX.

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Drawdown Indicators

URASPAXXDifference

Max Drawdown

Largest peak-to-trough decline

-93.54%

0.00%

-93.54%

Max Drawdown (1Y)

Largest decline over 1 year

-31.48%

0.00%

-31.48%

Max Drawdown (3Y)

Largest decline over 3 years

-37.81%

0.00%

-37.81%

Max Drawdown (5Y)

Largest decline over 5 years

-37.90%

0.00%

-37.90%

Max Drawdown (10Y)

Largest decline over 10 years

-61.45%

—

—

Current Drawdown

Current decline from peak

-45.78%

0.00%

-45.78%

Average Drawdown

Average peak-to-trough decline

-74.91%

0.00%

-74.91%

Ulcer Index

Depth and duration of drawdowns from previous peaks

14.41%

0.00%

+14.41%

Volatility

URA vs. SPAXX - Volatility Comparison

Global X Uranium ETF (URA) has a higher volatility of 17.77% compared to Fidelity Government Money Market Fund (SPAXX) at 0.28%. This indicates that URA's price experiences larger fluctuations and is considered to be riskier than SPAXX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

URASPAXXDifference

Volatility (1M)

Calculated over the trailing 1-month period

17.77%

0.28%

+17.49%

Volatility (6M)

Calculated over the trailing 6-month period

39.65%

0.66%

+38.99%

Volatility (1Y)

Calculated over the trailing 1-year period

51.29%

1.03%

+50.26%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

43.88%

0.69%

+43.19%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

37.94%

0.69%

+37.25%

URA vs. SPAXX - Expense Ratio Comparison

URA has a 0.69% expense ratio, which is higher than SPAXX's 0.42% expense ratio.

Dividends

URA vs. SPAXX - Dividend Comparison

URA's dividend yield for the trailing twelve months is around 4.36%, more than SPAXX's 3.59% yield.

PositionTTM20252024202320222021202020192018201720162015
SPAXX
Fidelity Government Money Market Fund		3.59%3.88%1.53%0.41%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
URA
Global X Uranium ETF		4.36%4.88%2.86%6.07%0.76%5.84%1.69%1.66%0.44%2.03%7.28%1.96%

Frequently Asked Questions

URA and SPAXX have a correlation of -0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

URA has higher volatility (17.77%) compared to SPAXX (0.28%). In terms of maximum drawdown, URA dropped -93.54% vs SPAXX's 0.00%.

SPAXX currently has the higher Sharpe Ratio (3.65 vs 0.64), 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.

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