SDTY vs. USOY

Last updated Jun 4, 2026

SDTY (YieldMax S&P 500 0DTE Covered Call Strategy ETF) and USOY (Defiance Oil Enhanced Options Income ETF) are both Derivative Income funds. Both are actively managed. Over the past year, SDTY returned 25.63% vs 57.29% for USOY. At a correlation of -0.09, they often move in opposite directions. SDTY charges 1.01%/yr vs 1.22%/yr for USOY.

Performance

SDTY vs. USOY - 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 Defiance Oil Enhanced Options Income ETF (USOY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SDTY achieves a 8.45% return, which is significantly lower than USOY's 62.18% return.

SDTY

• 1D: -0.51%
• 1M: 4.38%
• YTD: 8.45%
• 6M: 8.89%
• 1Y: 25.63%
• 3Y*: —
• 5Y*: —
• 10Y*: —

USOY

• 1D: 1.45%
• 1M: -3.43%
• YTD: 62.18%
• 6M: 59.35%
• 1Y: 57.29%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SDTY vs. USOY - Yearly Performance Comparison

	2026 (YTD)	2025
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	8.45%	9.83%
USOY Defiance Oil Enhanced Options Income ETF	62.18%	-9.14%

Correlation

The correlation between SDTY and USOY is -0.25, 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	-0.25
Correlation (All Time) Calculated using the full available price history since Feb 7, 2025	-0.09

The correlation between SDTY and USOY shifts across timeframes, from -0.25 (1 year) to -0.09 (all time), reflecting how their relationship changes across market environments.

Return for Risk

SDTY vs. USOY — Risk / Return Rank

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

SDTY

SDTY Risk / Return Rank: 70
SDTY Sharpe Ratio Rank: 71
SDTY Sortino Ratio Rank: 70
SDTY Omega Ratio Rank: 72
SDTY Calmar Ratio Rank: 64
SDTY Martin Ratio Rank: 72

USOY

USOY Risk / Return Rank: 56
USOY Sharpe Ratio Rank: 55
USOY Sortino Ratio Rank: 46
USOY Omega Ratio Rank: 55
USOY Calmar Ratio Rank: 78
USOY 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.

SDTY vs. USOY - 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 Defiance Oil Enhanced Options Income ETF (USOY). 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.

	SDTY	USOY	Difference
Sharpe ratio: Return per unit of total volatility	2.34	1.89	+0.45
Sortino ratio: Return per unit of downside risk	3.21	2.30	+0.92
Omega ratio: Gain probability vs. loss probability	1.43	1.35	+0.09
Calmar ratio: Return relative to maximum drawdown	3.21	4.03	-0.82
Martin ratio: Return relative to average drawdown	13.58	7.74	+5.84
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SDTY vs. USOY - Sharpe Ratio Comparison

The current SDTY Sharpe Ratio is 2.34, which is comparable to the USOY Sharpe Ratio of 1.89. The chart below compares the historical Sharpe Ratios of SDTY and USOY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	SDTY	USOY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.34	1.89	+0.45
Sharpe Ratio (All Time) Calculated using the full available price history	0.85	0.99	-0.14

Drawdowns

SDTY vs. USOY - Drawdown Comparison

The maximum SDTY drawdown since its inception was -18.63%, which is greater than USOY's maximum drawdown of -17.46%. Use the drawdown chart below to compare losses from any high point for SDTY and USOY.

Drawdown Indicators

	SDTY	USOY	Difference
Max Drawdown Largest peak-to-trough decline	-18.63%	-17.46%	-1.17%
Max Drawdown (1Y) Largest decline over 1 year	-8.02%	-14.29%	+6.27%
Current Drawdown Current decline from peak	-0.62%	-5.11%	+4.49%
Average Drawdown Average peak-to-trough decline	-3.02%	-6.47%	+3.45%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.89%	7.42%	-5.53%

Volatility

SDTY vs. USOY - Volatility Comparison

The current volatility for YieldMax S&P 500 0DTE Covered Call Strategy ETF (SDTY) is 2.58%, while Defiance Oil Enhanced Options Income ETF (USOY) has a volatility of 11.62%. This indicates that SDTY experiences smaller price fluctuations and is considered to be less risky than USOY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SDTY	USOY	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.58%	11.62%	-9.04%
Volatility (6M) Calculated over the trailing 6-month period	8.39%	27.18%	-18.79%
Volatility (1Y) Calculated over the trailing 1-year period	11.00%	30.44%	-19.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.79%	26.13%	-9.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.79%	26.13%	-9.34%

SDTY vs. USOY - Expense Ratio Comparison

SDTY has a 1.01% expense ratio, which is lower than USOY's 1.22% expense ratio.

Dividends

SDTY vs. USOY - Dividend Comparison

SDTY's dividend yield for the trailing twelve months is around 25.97%, less than USOY's 54.16% yield.

Position	TTM	2025	2024
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	25.97%	22.00%	0.00%
USOY Defiance Oil Enhanced Options Income ETF	54.16%	104.32%	48.60%

Frequently Asked Questions

Can I hold both SDTY and USOY in my portfolio?

SDTY and USOY have a correlation of -0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SDTY or USOY?

USOY has higher volatility (11.62%) compared to SDTY (2.58%). In terms of maximum drawdown, SDTY dropped -18.63% vs USOY's -17.46%.

Which ETF is better, SDTY or USOY?

On 1-year performance, USOY leads with 57.29% vs 25.63% for SDTY. On fees, SDTY is cheaper at 1.01% per year. On volatility, SDTY has been the lower-risk option at 2.58%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SDTY or USOY?

Over the 1-year period, USOY has performed better with a 57.29% return vs 25.63%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SDTY or USOY?

SDTY is cheaper with a 1.01% expense ratio, compared with 1.22% for USOY.

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

USOY has the higher dividend yield at 54.16%, compared with 25.97% for SDTY.

What is the main difference between SDTY and USOY?

They also come from different issuers: YieldMax and Defiance. Their fees differ too: 1.01% for SDTY and 1.22% for USOY.

Which has better risk-adjusted returns?

SDTY currently has the higher Sharpe Ratio (2.34 vs 1.89), 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.