MSTZ vs. MUD

Last updated Jun 23, 2026

MSTZ (T-REX 2X Inverse MSTR Daily Target ETF) and MUD (Direxion Daily MU Bear 1X Shares) are both Inverse Equities funds. Both are actively managed. Over the past year, MSTZ returned 119.74% vs -93.60% for MUD. At a 0.30 correlation, their price movements are largely independent. MSTZ charges 1.05%/yr vs 0.97%/yr for MUD.

Performance

MSTZ vs. MUD - 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 Direxion Daily MU Bear 1X Shares (MUD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MSTZ achieves a -35.10% return, which is significantly higher than MUD's -83.10% return.

MSTZ

• 1D: 5.10%
• 1M: 83.66%
• YTD: -35.10%
• 6M: -24.64%
• 1Y: 119.74%
• 3Y*: —
• 5Y*: —
• 10Y*: —

MUD

• 1D: -6.93%
• 1M: -44.97%
• YTD: -83.10%
• 6M: -83.63%
• 1Y: -93.60%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MSTZ vs. MUD - Yearly Performance Comparison

	2026 (YTD)	2025	2024
MSTZ T-REX 2X Inverse MSTR Daily Target ETF	-35.10%	-38.95%	-86.93%
MUD Direxion Daily MU Bear 1X Shares	-83.10%	-78.75%	19.12%

Correlation

The correlation between MSTZ and MUD is 0.26, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.26
Correlation (All Time) Calculated using the full available price history since Oct 10, 2024	0.30

Return for Risk

MSTZ vs. MUD — Risk / Return Rank

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

MSTZ

MSTZ Risk / Return Rank: 30
MSTZ Sharpe Ratio Rank: 24
MSTZ Sortino Ratio Rank: 37
MSTZ Omega Ratio Rank: 37
MSTZ Calmar Ratio Rank: 29
MSTZ Martin Ratio Rank: 23

MUD

MUD Risk / Return Rank: 0
MUD Sharpe Ratio Rank: 0
MUD Sortino Ratio Rank: 0
MUD Omega Ratio Rank: 0
MUD Calmar Ratio Rank: 0
MUD Martin Ratio Rank: 1

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. MUD - 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 Direxion Daily MU Bear 1X Shares (MUD). 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.

	MSTZ	MUD	Difference
Sharpe ratio: Return per unit of total volatility	0.84	-1.32	+2.16
Sortino ratio: Return per unit of downside risk	1.89	-4.06	+5.95
Omega ratio: Gain probability vs. loss probability	1.24	0.56	+0.68
Calmar ratio: Return relative to maximum drawdown	1.42	-0.99	+2.41
Martin ratio: Return relative to average drawdown	2.81	-1.46	+4.27

MSTZ vs. MUD - Sharpe Ratio Comparison

The current MSTZ Sharpe Ratio is 0.84, which is higher than the MUD Sharpe Ratio of -1.32. The chart below compares the historical Sharpe Ratios of MSTZ and MUD, 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

MSTZ vs. MUD - Drawdown Comparison

The maximum MSTZ drawdown since its inception was -99.38%, roughly equal to the maximum MUD drawdown of -96.89%. Use the drawdown chart below to compare losses from any high point for MSTZ and MUD.

Drawdown Indicators

	MSTZ	MUD	Difference
Max Drawdown Largest peak-to-trough decline	-99.38%	-96.89%	-2.49%
Max Drawdown (1Y) Largest decline over 1 year	-84.89%	-94.52%	+9.63%
Current Drawdown Current decline from peak	-97.79%	-96.89%	-0.90%
Average Drawdown Average peak-to-trough decline	-94.44%	-51.50%	-42.94%
Ulcer Index Depth and duration of drawdowns from previous peaks	42.73%	64.02%	-21.29%

Volatility

MSTZ vs. MUD - Volatility Comparison

T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) has a higher volatility of 41.90% compared to Direxion Daily MU Bear 1X Shares (MUD) at 35.25%. This indicates that MSTZ's price experiences larger fluctuations and is considered to be riskier than MUD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MSTZ	MUD	Difference
Volatility (1M) Calculated over the trailing 1-month period	41.90%	35.25%	+6.65%
Volatility (6M) Calculated over the trailing 6-month period	127.30%	61.23%	+66.07%
Volatility (1Y) Calculated over the trailing 1-year period	143.69%	71.36%	+72.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	169.83%	69.34%	+100.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	169.83%	69.34%	+100.49%

MSTZ vs. MUD - Expense Ratio Comparison

MSTZ has a 1.05% expense ratio, which is higher than MUD's 0.97% expense ratio.

Dividends

MSTZ vs. MUD - Dividend Comparison

MSTZ has not paid dividends to shareholders, while MUD's dividend yield for the trailing twelve months is around 34.86%.

Position	TTM	2025	2024
MSTZ T-REX 2X Inverse MSTR Daily Target ETF	0.00%	0.00%	0.00%
MUD Direxion Daily MU Bear 1X Shares	34.86%	9.21%	0.47%

Frequently Asked Questions

Can I hold both MSTZ and MUD in my portfolio?

MSTZ and MUD have a correlation of 0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MSTZ or MUD?

MSTZ has higher volatility (41.90%) compared to MUD (35.25%). In terms of maximum drawdown, MSTZ dropped -99.38% vs MUD's -96.89%.

Which ETF is better, MSTZ or MUD?

On 1-year performance, MSTZ leads with 119.74% vs -93.60% for MUD. On fees, MUD is cheaper at 0.97% per year. On volatility, MUD has been the lower-risk option at 35.25%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MSTZ or MUD?

Over the 1-year period, MSTZ has performed better with a 119.74% return vs -93.60%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MSTZ or MUD?

MUD is cheaper with a 0.97% expense ratio, compared with 1.05% for MSTZ.

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

MUD has the higher dividend yield at 34.86%, compared with 0.00% for MSTZ.

What is the main difference between MSTZ and MUD?

They also come from different issuers: REX and Direxion. Their fees differ too: 1.05% for MSTZ and 0.97% for MUD.

Which has better risk-adjusted returns?

MSTZ currently has the higher Sharpe Ratio (0.84 vs -1.32), 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.