MSTZ vs. GDXD

Last updated Apr 1, 2026

Compare and contrast key facts about T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) and MicroSectors Gold Miners -3X Inverse Leveraged ETNs (GDXD).

MSTZ and GDXD are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. MSTZ is an actively managed fund by REX. It was launched on Sep 17, 2024. GDXD is a passively managed fund by BMO that tracks the performance of the S-Network MicroSectors Gold Miners Index - Benchmark TR Gross (-300%). It was launched on Dec 2, 2020.

Performance

MSTZ vs. GDXD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) and MicroSectors Gold Miners -3X Inverse Leveraged ETNs (GDXD). The values are adjusted to include any dividend payments, if applicable.

MSTZ vs. GDXD - Yearly Performance Comparison

	2026 (YTD)	2025	2024
MSTZ T-REX 2X Inverse MSTR Daily Target ETF	-27.23%	-38.95%	-94.26%
GDXD MicroSectors Gold Miners -3X Inverse Leveraged ETNs	-51.34%	-97.53%	22.60%

Returns By Period

In the year-to-date period, MSTZ achieves a -27.23% return, which is significantly higher than GDXD's -51.34% return.

MSTZ

• 1D: -5.53%
• 1M: -4.07%
• YTD: -27.23%
• 6M: 137.26%
• 1Y: -11.05%
• 3Y*: —
• 5Y*: —
• 10Y*: —

GDXD

• 1D: -21.63%
• 1M: 68.00%
• YTD: -51.34%
• 6M: -76.21%
• 1Y: -96.70%
• 3Y*: -84.06%
• 5Y*: -75.49%
• 10Y*: —

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

MSTZ vs. GDXD - Expense Ratio Comparison

MSTZ has a 1.05% expense ratio, which is higher than GDXD's 0.95% expense ratio.

MSTZ

T-REX 2X Inverse MSTR Daily Target ETF

GDXD

MicroSectors Gold Miners -3X Inverse Leveraged ETNs

Return for Risk

MSTZ vs. GDXD — Risk / Return Rank

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

MSTZ

MSTZ Risk / Return Rank: 20
MSTZ Sharpe Ratio Rank: 10
MSTZ Sortino Ratio Rank: 36
MSTZ Omega Ratio Rank: 35
MSTZ Calmar Ratio Rank: 10
MSTZ Martin Ratio Rank: 11

GDXD

GDXD Risk / Return Rank: 1
GDXD Sharpe Ratio Rank: 2
GDXD Sortino Ratio Rank: 0
GDXD Omega Ratio Rank: 0
GDXD Calmar Ratio Rank: 0
GDXD Martin Ratio Rank: 3

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.

MSTZ vs. GDXD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) and MicroSectors Gold Miners -3X Inverse Leveraged ETNs (GDXD). 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.

	MSTZ	GDXD	Difference
Sharpe ratio Return per unit of total volatility	-0.08	-0.70	+0.62
Sortino ratio Return per unit of downside risk	1.02	-2.54	+3.56
Omega ratio Gain probability vs. loss probability	1.14	0.73	+0.41
Calmar ratio Return relative to maximum drawdown	-0.12	-0.98	+0.86
Martin ratio Return relative to average drawdown	-0.17	-1.20	+1.03
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MSTZ vs. GDXD - Sharpe Ratio Comparison

The current MSTZ Sharpe Ratio is -0.08, which is higher than the GDXD Sharpe Ratio of -0.70. The chart below compares the historical Sharpe Ratios of MSTZ and GDXD, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	MSTZ	GDXD	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.08	-0.70	+0.62
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.70	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.53	-0.68	+0.16

Correlation

The correlation between MSTZ and GDXD is 0.14, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

MSTZ vs. GDXD - Dividend Comparison

Neither MSTZ nor GDXD has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

MSTZ vs. GDXD - Drawdown Comparison

The maximum MSTZ drawdown since its inception was -99.36%, roughly equal to the maximum GDXD drawdown of -99.96%. Use the drawdown chart below to compare losses from any high point for MSTZ and GDXD.

Drawdown Indicators

	MSTZ	GDXD	Difference
Max Drawdown Largest peak-to-trough decline	-99.36%	-99.96%	+0.60%
Max Drawdown (1Y) Largest decline over 1 year	-83.20%	-98.51%	+15.31%
Max Drawdown (5Y) Largest decline over 5 years	—	-99.96%	—
Current Drawdown Current decline from peak	-97.45%	-99.93%	+2.48%
Average Drawdown Average peak-to-trough decline	-93.91%	-70.92%	-22.99%
Ulcer Index Depth and duration of drawdowns from previous peaks	61.32%	80.64%	-19.32%

Volatility

MSTZ vs. GDXD - Volatility Comparison

The current volatility for T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) is 38.43%, while MicroSectors Gold Miners -3X Inverse Leveraged ETNs (GDXD) has a volatility of 54.68%. This indicates that MSTZ experiences smaller price fluctuations and is considered to be less risky than GDXD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MSTZ	GDXD	Difference
Volatility (1M) Calculated over the trailing 1-month period	38.43%	54.68%	-16.25%
Volatility (6M) Calculated over the trailing 6-month period	122.48%	110.83%	+11.65%
Volatility (1Y) Calculated over the trailing 1-year period	147.15%	138.20%	+8.95%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	173.11%	108.13%	+64.98%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	173.11%	108.21%	+64.90%