BUG vs. MSTZ

Last updated Jul 15, 2026

BUG (Global X Cybersecurity ETF) and MSTZ (T-REX 2X Inverse MSTR Daily Target ETF) are both exchange-traded funds - BUG is a Technology Equities fund tracking the Indxx Cybersecurity Index, while MSTZ is a Inverse Equities fund actively managed by REX. BUG is passively managed, while MSTZ is actively managed. Over the past year, BUG returned 19.40% vs 266.72% for MSTZ. At a correlation of -0.34, they often move in opposite directions. BUG charges 0.50%/yr vs 1.05%/yr for MSTZ.

Performance

BUG vs. MSTZ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Cybersecurity ETF (BUG) 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, BUG achieves a 37.85% return, which is significantly higher than MSTZ's -31.90% return.

BUG

• 1D: 5.93%
• 1M: 23.10%
• 6M: 37.67%
• YTD: 37.85%
• 1Y: 19.40%
• 3Y*: 20.63%
• 5Y*: 8.31%
• 10Y*: —

MSTZ

• 1D: -11.25%
• 1M: 29.92%
• 6M: -7.52%
• YTD: -31.90%
• 1Y: 266.72%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BUG vs. MSTZ - Yearly Performance Comparison

	2026 (YTD)	2025	2024
BUG Global X Cybersecurity ETF	37.85%	-5.04%	6.36%
MSTZ T-REX 2X Inverse MSTR Daily Target ETF	-31.90%	-38.95%	-94.43%

Correlation

The correlation between BUG and MSTZ is -0.33, 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	-0.33
Correlation (All Time) Calculated using the full available price history since Sep 18, 2024	-0.34

Return for Risk

BUG vs. MSTZ — Risk / Return Rank

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

BUG

BUG Risk / Return Rank: 20
BUG Sharpe Ratio Rank: 21
BUG Sortino Ratio Rank: 22
BUG Omega Ratio Rank: 22
BUG Calmar Ratio Rank: 17
BUG Martin Ratio Rank: 16

MSTZ

MSTZ Risk / Return Rank: 65
MSTZ Sharpe Ratio Rank: 71
MSTZ Sortino Ratio Rank: 65
MSTZ Omega Ratio Rank: 66
MSTZ Calmar Ratio Rank: 77
MSTZ Martin Ratio Rank: 46

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.

BUG vs. MSTZ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Cybersecurity ETF (BUG) 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.

	BUG	MSTZ	Difference
Sharpe ratio: Return per unit of total volatility	0.60	1.81	-1.21
Sortino ratio: Return per unit of downside risk	1.02	2.41	-1.38
Omega ratio: Gain probability vs. loss probability	1.13	1.31	-0.18
Calmar ratio: Return relative to maximum drawdown	0.55	3.16	-2.61
Martin ratio: Return relative to average drawdown	1.21	6.14	-4.93

BUG vs. MSTZ - Sharpe Ratio Comparison

The current BUG Sharpe Ratio is 0.60, which is lower than the MSTZ Sharpe Ratio of 1.81. The chart below compares the historical Sharpe Ratios of BUG 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

BUG vs. MSTZ - Drawdown Comparison

The maximum BUG drawdown since its inception was -41.66%, smaller than the maximum MSTZ drawdown of -99.38%. Use the drawdown chart below to compare losses from any high point for BUG and MSTZ.

Drawdown Indicators

	BUG	MSTZ	Difference
Max Drawdown Largest peak-to-trough decline	-41.66%	-99.38%	+57.72%
Max Drawdown (1Y) Largest decline over 1 year	-35.16%	-84.89%	+49.73%
Max Drawdown (3Y) Largest decline over 3 years	-37.69%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-41.66%	—	—
Current Drawdown Current decline from peak	0.00%	-97.68%	+97.68%
Average Drawdown Average peak-to-trough decline	-14.29%	-94.54%	+80.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.11%	43.66%	-27.55%

Volatility

BUG vs. MSTZ - Volatility Comparison

The current volatility for Global X Cybersecurity ETF (BUG) is 10.69%, while T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) has a volatility of 57.19%. This indicates that BUG 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

	BUG	MSTZ	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.69%	57.19%	-46.50%
Volatility (6M) Calculated over the trailing 6-month period	27.91%	135.18%	-107.27%
Volatility (1Y) Calculated over the trailing 1-year period	32.36%	148.74%	-116.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.92%	171.04%	-142.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.48%	171.04%	-141.56%

BUG vs. MSTZ - Expense Ratio Comparison

BUG has a 0.50% expense ratio, which is lower than MSTZ's 1.05% expense ratio.

Dividends

BUG vs. MSTZ - Dividend Comparison

BUG's dividend yield for the trailing twelve months is around 0.03%, while MSTZ has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
BUG Global X Cybersecurity ETF	0.03%	0.04%	0.09%	0.10%	1.56%	0.66%	0.46%	0.24%
MSTZ T-REX 2X Inverse MSTR Daily Target ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BUG and MSTZ in my portfolio?

BUG and MSTZ have a correlation of -0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BUG or MSTZ?

MSTZ has higher volatility (57.19%) compared to BUG (10.69%). In terms of maximum drawdown, BUG dropped -41.66% vs MSTZ's -99.38%.

Which ETF is better, BUG or MSTZ?

On 1-year performance, MSTZ leads with 266.72% vs 19.40% for BUG. On fees, BUG is cheaper at 0.50% per year. On volatility, BUG has been the lower-risk option at 10.69%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BUG or MSTZ?

Over the 1-year period, MSTZ has performed better with a 266.72% return vs 19.40%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BUG or MSTZ?

BUG is cheaper with a 0.50% expense ratio, compared with 1.05% for MSTZ.

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

BUG has the higher dividend yield at 0.03%, compared with 0.00% for MSTZ.

What is the main difference between BUG and MSTZ?

BUG is categorized as Technology Equities, while MSTZ is Inverse Equities. They also come from different issuers: Global X and REX. Their fees differ too: 0.50% for BUG and 1.05% for MSTZ.

Which has better risk-adjusted returns?

MSTZ currently has the higher Sharpe Ratio (1.81 vs 0.60), 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.