URNJ vs. MSTZ

Last updated Jul 14, 2026

URNJ (Sprott Junior Uranium Miners ETF) and MSTZ (T-REX 2X Inverse MSTR Daily Target ETF) are both exchange-traded funds - URNJ is a Uranium fund tracking the Nasdaq Sprott Junior Uranium Miners Index - Benchmark TR Gross, while MSTZ is a Inverse Equities fund actively managed by REX. URNJ is passively managed, while MSTZ is actively managed. Over the past year, URNJ returned 21.27% vs 282.56% for MSTZ. At a correlation of -0.33, they often move in opposite directions. URNJ charges 0.80%/yr vs 1.05%/yr for MSTZ.

Performance

URNJ vs. MSTZ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Sprott Junior Uranium Miners ETF (URNJ) and T-REX 2X Inverse MSTR Daily Target ETF (MSTZ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, URNJ achieves a -10.60% return, which is significantly higher than MSTZ's -23.27% return.

URNJ

• 1D: -5.97%
• 1M: -8.27%
• 6M: -25.55%
• YTD: -10.60%
• 1Y: 21.27%
• 3Y*: 15.18%
• 5Y*: —
• 10Y*: —

MSTZ

• 1D: 5.07%
• 1M: 46.38%
• 6M: -9.68%
• YTD: -23.27%
• 1Y: 282.56%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

URNJ vs. MSTZ - Yearly Performance Comparison

	2026 (YTD)	2025	2024
URNJ Sprott Junior Uranium Miners ETF	-10.60%	45.35%	3.35%
MSTZ T-REX 2X Inverse MSTR Daily Target ETF	-23.27%	-38.95%	-94.43%

Correlation

The correlation between URNJ and MSTZ is -0.34, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.34
Correlation (All Time) Calculated using the full available price history since Sep 18, 2024	-0.33

Return for Risk

URNJ vs. MSTZ — Risk / Return Rank

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

URNJ

URNJ Risk / Return Rank: 17
URNJ Sharpe Ratio Rank: 15
URNJ Sortino Ratio Rank: 20
URNJ Omega Ratio Rank: 19
URNJ Calmar Ratio Rank: 16
URNJ Martin Ratio Rank: 15

MSTZ

MSTZ Risk / Return Rank: 68
MSTZ Sharpe Ratio Rank: 76
MSTZ Sortino Ratio Rank: 67
MSTZ Omega Ratio Rank: 68
MSTZ Calmar Ratio Rank: 80
MSTZ Martin Ratio Rank: 49

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.

URNJ vs. MSTZ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Sprott Junior Uranium Miners ETF (URNJ) and T-REX 2X Inverse MSTR Daily Target ETF (MSTZ). 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.

	URNJ	MSTZ	Difference
Sharpe ratio: Return per unit of total volatility	0.34	1.92	-1.58
Sortino ratio: Return per unit of downside risk	0.92	2.45	-1.53
Omega ratio: Gain probability vs. loss probability	1.11	1.32	-0.21
Calmar ratio: Return relative to maximum drawdown	0.48	3.35	-2.87
Martin ratio: Return relative to average drawdown	0.98	6.53	-5.55

URNJ vs. MSTZ - Sharpe Ratio Comparison

The current URNJ Sharpe Ratio is 0.34, which is lower than the MSTZ Sharpe Ratio of 1.92. The chart below compares the historical Sharpe Ratios of URNJ and MSTZ, 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

URNJ vs. MSTZ - Drawdown Comparison

The maximum URNJ drawdown since its inception was -59.21%, smaller than the maximum MSTZ drawdown of -99.38%. Use the drawdown chart below to compare losses from any high point for URNJ and MSTZ.

Drawdown Indicators

	URNJ	MSTZ	Difference
Max Drawdown Largest peak-to-trough decline	-59.21%	-99.38%	+40.17%
Max Drawdown (1Y) Largest decline over 1 year	-44.65%	-84.89%	+40.24%
Max Drawdown (3Y) Largest decline over 3 years	-59.21%	—	—
Current Drawdown Current decline from peak	-44.27%	-97.39%	+53.12%
Average Drawdown Average peak-to-trough decline	-21.86%	-94.53%	+72.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	21.69%	43.51%	-21.82%

Volatility

URNJ vs. MSTZ - Volatility Comparison

The current volatility for Sprott Junior Uranium Miners ETF (URNJ) is 15.25%, while T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) has a volatility of 56.56%. This indicates that URNJ experiences smaller price fluctuations and is considered to be less risky than MSTZ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	URNJ	MSTZ	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.25%	56.56%	-41.31%
Volatility (6M) Calculated over the trailing 6-month period	45.61%	135.11%	-89.50%
Volatility (1Y) Calculated over the trailing 1-year period	62.27%	148.53%	-86.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	53.59%	171.02%	-117.43%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	53.59%	171.02%	-117.43%

URNJ vs. MSTZ - Expense Ratio Comparison

URNJ has a 0.80% expense ratio, which is lower than MSTZ's 1.05% expense ratio.

Dividends

URNJ vs. MSTZ - Dividend Comparison

URNJ's dividend yield for the trailing twelve months is around 7.36%, while MSTZ has not paid dividends to shareholders.

Position	TTM	2025	2024	2023
MSTZ T-REX 2X Inverse MSTR Daily Target ETF	0.00%	0.00%	0.00%	0.00%
URNJ Sprott Junior Uranium Miners ETF	7.36%	6.58%	4.33%	4.03%

Frequently Asked Questions

Can I hold both URNJ and MSTZ in my portfolio?

URNJ and MSTZ have a correlation of -0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, URNJ or MSTZ?

MSTZ has higher volatility (56.56%) compared to URNJ (15.25%). In terms of maximum drawdown, URNJ dropped -59.21% vs MSTZ's -99.38%.

Which ETF is better, URNJ or MSTZ?

On 1-year performance, MSTZ leads with 282.56% vs 21.27% for URNJ. On fees, URNJ is cheaper at 0.80% per year. On volatility, URNJ has been the lower-risk option at 15.25%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, URNJ or MSTZ?

Over the 1-year period, MSTZ has performed better with a 282.56% return vs 21.27%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, URNJ or MSTZ?

URNJ is cheaper with a 0.80% expense ratio, compared with 1.05% for MSTZ.

Which ETF pays a higher dividend yield, URNJ or MSTZ?

URNJ has the higher dividend yield at 7.36%, compared with 0.00% for MSTZ.

What is the main difference between URNJ and MSTZ?

URNJ is categorized as Uranium, while MSTZ is Inverse Equities. They also come from different issuers: Sprott and REX. Their fees differ too: 0.80% for URNJ and 1.05% for MSTZ.

Which has better risk-adjusted returns?

MSTZ currently has the higher Sharpe Ratio (1.92 vs 0.34), 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.