MST vs. FIYY
MST (Defiance Leveraged Long Income MSTR ETF) and FIYY (GraniteShares YieldBOOST 20Y+ Treasuries ETF) are both Derivative Income funds. Both are actively managed. At a 0.29 correlation, their price movements are largely independent. MST charges 1.31%/yr vs 1.07%/yr for FIYY.
Performance
MST vs. FIYY - Performance Comparison
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Returns By Period
MST
- 1D
- -4.63%
- 1M
- -47.34%
- 6M
- -76.65%
- YTD
- -74.03%
- 1Y
- -97.01%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
FIYY
- 1D
- -0.07%
- 1M
- -0.64%
- 6M
- —
- YTD
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
MST vs. FIYY - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
MST Defiance Leveraged Long Income MSTR ETF | -76.45% |
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF | -2.01% |
Correlation
The correlation between MST and FIYY is 0.29, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since May 5, 2026 | 0.29 |
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Return for Risk
MST vs. FIYY — Risk / Return Rank
MST
FIYY
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
MST vs. FIYY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Defiance Leveraged Long Income MSTR ETF (MST) and GraniteShares YieldBOOST 20Y+ Treasuries ETF (FIYY). 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.
| MST | FIYY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 0.73 | — | — |
| Calmar ratioReturn relative to maximum drawdown | -0.99 | — | — |
| Martin ratioReturn relative to average drawdown | -1.23 | — | — |
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Drawdowns
MST vs. FIYY - Drawdown Comparison
The maximum MST drawdown since its inception was -97.68%, which is greater than FIYY's maximum drawdown of -2.51%. Use the drawdown chart below to compare losses from any high point for MST and FIYY.
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Drawdown Indicators
| MST | FIYY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -97.68% | -2.51% | -95.17% |
Max Drawdown (1Y)Largest decline over 1 year | -97.68% | — | — |
Current DrawdownCurrent decline from peak | -97.23% | -2.13% | -95.10% |
Average DrawdownAverage peak-to-trough decline | -64.96% | -1.47% | -63.49% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 78.62% | — | — |
Volatility
MST vs. FIYY - Volatility Comparison
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Volatility by Period
| MST | FIYY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 49.06% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 110.36% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 134.35% | 5.08% | +129.27% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 127.68% | 5.08% | +122.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 127.68% | 5.08% | +122.60% |
MST vs. FIYY - Expense Ratio Comparison
MST has a 1.31% expense ratio, which is higher than FIYY's 1.07% expense ratio.
Dividends
MST vs. FIYY - Dividend Comparison
MST's dividend yield for the trailing twelve months is around 1,341.56%, more than FIYY's 1.13% yield.
| Position | TTM | 2025 |
|---|---|---|
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF | 1.13% | 0.00% |
MST Defiance Leveraged Long Income MSTR ETF | 1,341.56% | 381.22% |
Frequently Asked Questions
MST and FIYY have a correlation of 0.29, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, FIYY is cheaper at 1.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
FIYY is cheaper with a 1.07% expense ratio, compared with 1.31% for MST.
MST has the higher dividend yield at 1341.56%, compared with 1.13% for FIYY.
They also come from different issuers: Defiance and GraniteShares. Their fees differ too: 1.31% for MST and 1.07% for FIYY.
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