BUYW vs. FIYY
BUYW (Main Buywrite ETF) and FIYY (GraniteShares YieldBOOST 20Y+ Treasuries ETF) are both Derivative Income funds. Both are actively managed. At a 0.13 correlation, their price movements are largely independent. BUYW charges 1.29%/yr vs 1.07%/yr for FIYY.
Performance
BUYW vs. FIYY - Performance Comparison
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Returns By Period
BUYW
- 1D
- 0.14%
- 1M
- 1.34%
- 6M
- 4.27%
- YTD
- 4.70%
- 1Y
- 9.27%
- 3Y*
- 8.66%
- 5Y*
- —
- 10Y*
- —
FIYY
- 1D
- -0.07%
- 1M
- -0.64%
- 6M
- —
- YTD
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
BUYW vs. FIYY - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
BUYW Main Buywrite ETF | 2.27% |
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF | -2.01% |
Correlation
The correlation between BUYW and FIYY is 0.13, 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 | 0.13 |
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Return for Risk
BUYW vs. FIYY — Risk / Return Rank
BUYW
FIYY
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
BUYW vs. FIYY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Main Buywrite ETF (BUYW) 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.
| BUYW | FIYY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.37 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 3.60 | — | — |
| Martin ratioReturn relative to average drawdown | 19.17 | — | — |
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Drawdowns
BUYW vs. FIYY - Drawdown Comparison
The maximum BUYW drawdown since its inception was -9.36%, which is greater than FIYY's maximum drawdown of -2.51%. Use the drawdown chart below to compare losses from any high point for BUYW and FIYY.
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Drawdown Indicators
| BUYW | FIYY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -9.36% | -2.51% | -6.85% |
Max Drawdown (1Y)Largest decline over 1 year | -2.59% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -9.36% | — | — |
Current DrawdownCurrent decline from peak | 0.00% | -2.13% | +2.13% |
Average DrawdownAverage peak-to-trough decline | -0.59% | -1.47% | +0.88% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.48% | — | — |
Volatility
BUYW vs. FIYY - Volatility Comparison
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Volatility by Period
| BUYW | FIYY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.35% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 3.90% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 4.86% | 5.08% | -0.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 8.39% | 5.08% | +3.31% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 8.39% | 5.08% | +3.31% |
BUYW vs. FIYY - Expense Ratio Comparison
BUYW has a 1.29% expense ratio, which is higher than FIYY's 1.07% expense ratio.
Dividends
BUYW vs. FIYY - Dividend Comparison
BUYW's dividend yield for the trailing twelve months is around 5.88%, more than FIYY's 1.13% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|---|
BUYW Main Buywrite ETF | 5.88% | 5.89% | 5.93% | 5.95% | 0.50% |
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF | 1.13% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
BUYW and FIYY have a correlation of 0.13, 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 1.29% for BUYW.
BUYW has the higher dividend yield at 5.88%, compared with 1.13% for FIYY.
They also come from different issuers: Main Funds and GraniteShares. Their fees differ too: 1.29% for BUYW and 1.07% for FIYY.
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