SDTY vs. FIYY

Last updated Jul 14, 2026

SDTY (YieldMax S&P 500 0DTE Covered Call Strategy ETF) and FIYY (GraniteShares YieldBOOST 20Y+ Treasuries ETF) are both Derivative Income funds. Both are actively managed. At a 0.37 correlation, their price movements are largely independent. SDTY charges 1.01%/yr vs 1.07%/yr for FIYY.

Performance

SDTY vs. FIYY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in YieldMax S&P 500 0DTE Covered Call Strategy ETF (SDTY) and GraniteShares YieldBOOST 20Y+ Treasuries ETF (FIYY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

SDTY

• 1D: -0.70%
• 1M: 2.09%
• 6M: 6.65%
• YTD: 8.35%
• 1Y: 18.77%
• 3Y*: —
• 5Y*: —
• 10Y*: —

FIYY

• 1D: -0.07%
• 1M: -0.64%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SDTY vs. FIYY - Yearly Performance Comparison

	2026 (YTD)
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	4.28%
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF	-2.01%

Correlation

The correlation between SDTY and FIYY is 0.37, 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	0.37

Return for Risk

SDTY vs. FIYY — Risk / Return Rank

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

SDTY

SDTY Risk / Return Rank: 62
SDTY Sharpe Ratio Rank: 61
SDTY Sortino Ratio Rank: 60
SDTY Omega Ratio Rank: 62
SDTY Calmar Ratio Rank: 59
SDTY Martin Ratio Rank: 66

FIYY

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

SDTY vs. FIYY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for YieldMax S&P 500 0DTE Covered Call Strategy ETF (SDTY) 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.

	SDTY	FIYY	Difference
Sharpe ratio: Return per unit of total volatility	1.62	—	—
Sortino ratio: Return per unit of downside risk	2.24	—	—
Omega ratio: Gain probability vs. loss probability	1.30	—	—
Calmar ratio: Return relative to maximum drawdown	2.35	—	—
Martin ratio: Return relative to average drawdown	9.42	—	—

Drawdowns

SDTY vs. FIYY - Drawdown Comparison

The maximum SDTY drawdown since its inception was -18.63%, which is greater than FIYY's maximum drawdown of -2.51%. Use the drawdown chart below to compare losses from any high point for SDTY and FIYY.

Drawdown Indicators

	SDTY	FIYY	Difference
Max Drawdown Largest peak-to-trough decline	-18.63%	-2.51%	-16.12%
Max Drawdown (1Y) Largest decline over 1 year	-8.02%	—	—
Current Drawdown Current decline from peak	-0.72%	-2.13%	+1.41%
Average Drawdown Average peak-to-trough decline	-2.92%	-1.47%	-1.45%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.00%	—	—

Volatility

Volatility by Period

	SDTY	FIYY	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.71%	—	—
Volatility (6M) Calculated over the trailing 6-month period	9.21%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	11.65%	5.08%	+6.57%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.60%	5.08%	+11.52%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.60%	5.08%	+11.52%

SDTY vs. FIYY - Expense Ratio Comparison

SDTY has a 1.01% expense ratio, which is lower than FIYY's 1.07% expense ratio.

Dividends

SDTY vs. FIYY - Dividend Comparison

SDTY's dividend yield for the trailing twelve months is around 26.56%, more than FIYY's 1.13% yield.

Position	TTM	2025
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF	1.13%	0.00%
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	26.56%	22.00%

Frequently Asked Questions

Can I hold both SDTY and FIYY in my portfolio?

SDTY and FIYY have a correlation of 0.37, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, SDTY or FIYY?

On fees, SDTY is cheaper at 1.01% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, SDTY or FIYY?

SDTY is cheaper with a 1.01% expense ratio, compared with 1.07% for FIYY.

Which ETF pays a higher dividend yield, SDTY or FIYY?

SDTY has the higher dividend yield at 26.56%, compared with 1.13% for FIYY.

What is the main difference between SDTY and FIYY?

They also come from different issuers: YieldMax and GraniteShares. Their fees differ too: 1.01% for SDTY and 1.07% for FIYY.