GUNR vs. MSTZ
GUNR (FlexShares Morningstar Global Upstream Natural Resources Index Fund) and MSTZ (T-REX 2X Inverse MSTR Daily Target ETF) are both exchange-traded funds - GUNR is a Natural Resources fund tracking the Morningstar Global Upstream Natural Resources Index, while MSTZ is a Inverse Equities fund actively managed by REX. GUNR is passively managed, while MSTZ is actively managed. Over the past year, GUNR returned 33.75% vs 159.07% for MSTZ. Their -0.25 correlation means they have often moved in opposite directions in the past. GUNR charges 0.46%/yr vs 1.05%/yr for MSTZ.
Performance
GUNR vs. MSTZ - Performance Comparison
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Returns By Period
In the year-to-date period, GUNR achieves a 15.36% return, which is significantly higher than MSTZ's -30.44% return.
GUNR
- 1D
- -1.34%
- 1M
- 5.08%
- 6M
- 4.45%
- YTD
- 15.36%
- 1Y
- 33.75%
- 3Y*
- 10.87%
- 5Y*
- 10.53%
- 10Y*
- 10.25%
- ALL TIME*
- 6.57%
MSTZ
- 1D
- 8.95%
- 1M
- 7.38%
- 6M
- -24.16%
- YTD
- -30.44%
- 1Y
- 159.07%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- -86.57%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $21.90M | $15.47M | $20.20M | |
| $101.73M | $133.33M | $177.41M |
GUNR vs. MSTZ - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
GUNR FlexShares Morningstar Global Upstream Natural Resources Index Fund | 15.36% | 30.03% | -7.59% |
MSTZ T-REX 2X Inverse MSTR Daily Target ETF | -30.44% | -38.95% | -94.43% |
Correlation
The correlation between GUNR and MSTZ is -0.26, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.26 |
Correlation (All Time) Calculated using the full available price history since Sep 18, 2024 | -0.25 |
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Return for Risk
GUNR vs. MSTZ — Risk / Return Rank
GUNR
MSTZ
GUNR vs. MSTZ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FlexShares Morningstar Global Upstream Natural Resources Index Fund (GUNR) 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.
| GUNR | MSTZ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.71 | ||
| Sortino ratioReturn per unit of downside risk | +0.46 | ||
| Omega ratioGain probability vs. loss probability | 1.36 | 1.28 | +0.08 |
| Calmar ratioReturn relative to maximum drawdown | 2.84 | 2.44 | +0.40 |
| Martin ratioReturn relative to average drawdown | 8.94 | 4.53 | +4.41 |
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Drawdowns
GUNR vs. MSTZ - Drawdown Comparison
The maximum GUNR drawdown since its inception was -45.64%, smaller than the maximum MSTZ drawdown of -99.38%. Use the drawdown chart below to compare losses from any high point for GUNR and MSTZ.
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Drawdown Indicators
| GUNR | MSTZ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -45.64% | -99.38% | +53.74% |
Max Drawdown (1Y)Largest decline over 1 year | -11.70% | -84.89% | +73.19% |
Max Drawdown (3Y)Largest decline over 3 years | -19.59% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -24.06% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -43.04% | — | — |
Current DrawdownCurrent decline from peak | -5.70% | -97.63% | +91.93% |
Average DrawdownAverage peak-to-trough decline | -10.37% | -94.63% | +84.26% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.71% | 45.62% | -41.91% |
Volatility
GUNR vs. MSTZ - Volatility Comparison
The current volatility for FlexShares Morningstar Global Upstream Natural Resources Index Fund (GUNR) is 4.14%, while T-REX 2X Inverse MSTR Daily Target ETF (MSTZ) has a volatility of 37.86%. This indicates that GUNR 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.
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Volatility by Period
| GUNR | MSTZ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.14% | 37.86% | -33.72% |
Volatility (6M)Calculated over the trailing 6-month period | 13.16% | 134.52% | -121.36% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.95% | 150.23% | -134.28% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.95% | 169.87% | -150.92% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.32% | 169.87% | -149.55% |
GUNR vs. MSTZ - Expense Ratio Comparison
GUNR has a 0.46% expense ratio, which is lower than MSTZ's 1.05% expense ratio.
Dividends
GUNR vs. MSTZ - Dividend Comparison
GUNR's dividend yield for the trailing twelve months is around 2.32%, while MSTZ has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
GUNR FlexShares Morningstar Global Upstream Natural Resources Index Fund | 2.32% | 2.81% | 3.39% | 3.55% | 4.12% | 3.61% | 2.79% | 3.25% | 3.27% | 2.00% | 1.73% | 4.50% |
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% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
GUNR and MSTZ 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.
MSTZ has higher volatility (37.86%) compared to GUNR (4.14%). In terms of maximum drawdown, GUNR dropped -45.64% vs MSTZ's -99.38%.
On 1-year performance, MSTZ leads with 159.07% vs 33.75% for GUNR. On fees, GUNR is cheaper at 0.46% per year. On volatility, GUNR has been the lower-risk option at 4.14%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, MSTZ has performed better with a 159.07% return vs 33.75%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
GUNR is cheaper with a 0.46% expense ratio, compared with 1.05% for MSTZ.
GUNR has the higher dividend yield at 2.32%, compared with 0.00% for MSTZ.
GUNR is categorized as Natural Resources, while MSTZ is Inverse Equities. They also come from different issuers: Northern Trust and REX. Their fees differ too: 0.46% for GUNR and 1.05% for MSTZ.
GUNR currently has the higher Sharpe Ratio (2.09 vs 1.38), 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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