SDTY vs. VOO

Last updated Aug 1, 2026

SDTY (YieldMax S&P 500 0DTE Covered Call Strategy ETF) and VOO (Vanguard S&P 500 ETF) are both exchange-traded funds - SDTY is a Derivative Income fund actively managed by YieldMax, while VOO is a S&P 500 fund tracking the S&P 500 Index. SDTY is actively managed, while VOO is passively managed. Over the past year, SDTY returned 19.68% vs 21.58% for VOO. Their correlation of 0.93 means they have usually moved in the same direction. SDTY charges 1.01%/yr vs 0.03%/yr for VOO.

Performance

SDTY vs. VOO - 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 Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SDTY achieves a 9.06% return, which is significantly lower than VOO's 10.16% return.

SDTY

• 1D: 0.51%
• 1M: 1.41%
• 6M: 7.09%
• YTD: 9.06%
• 1Y: 19.68%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 12.88%

VOO

• 1D: 0.71%
• 1M: 0.26%
• 6M: 8.58%
• YTD: 10.16%
• 1Y: 21.58%
• 3Y*: 19.42%
• 5Y*: 12.83%
• 10Y*: 15.14%
• ALL TIME*: 14.78%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	$462.73K	$438.52K	$552.67K
VOO Vanguard S&P 500 ETF	$3.82B	$3.78B	$5.44B

SDTY vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	9.06%	9.67%
VOO Vanguard S&P 500 ETF	10.16%	14.26%

Correlation

The correlation between SDTY and VOO is 0.95, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.95
Correlation (All Time) Calculated using the full available price history since Feb 6, 2025	0.93

The correlation between SDTY and VOO has been stable across timeframes, ranging from 0.93 to 0.95 - a consistent structural relationship.

SDTY vs. VOO - Sectors Allocation Comparison

Sectors	SDTY	VOO
Technology	39.0%	38.6%
Financial Services	11.1%	11.4%
Communication Services	10.6%	9.9%
Consumer Cyclical	9.9%	9.5%
Healthcare	8.3%	8.9%
Industrials	7.8%	8.5%
Consumer Defensive	4.5%	4.5%
Energy	3.1%	3.0%
Utilities	2.1%	2.2%
Real Estate	1.8%	1.8%
Basic Materials	1.7%	1.7%

Return for Risk

SDTY vs. VOO — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

SDTY

SDTY Risk / Return Rank: 65
SDTY Sharpe Ratio Rank: 65
SDTY Sortino Ratio Rank: 63
SDTY Omega Ratio Rank: 63
SDTY Calmar Ratio Rank: 64
SDTY Martin Ratio Rank: 72

VOO

VOO Risk / Return Rank: 68
VOO Sharpe Ratio Rank: 68
VOO Sortino Ratio Rank: 65
VOO Omega Ratio Rank: 66
VOO Calmar Ratio Rank: 64
VOO Martin Ratio Rank: 76

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

SDTY vs. VOO - 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 Vanguard S&P 500 ETF (VOO). 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	VOO	Difference
Sharpe ratio: Return per unit of total volatility	1.49	1.53	-0.04
Sortino ratio: Return per unit of downside risk	2.07	2.13	-0.06
Omega ratio: Gain probability vs. loss probability	1.27	1.28	-0.01
Calmar ratio: Return relative to maximum drawdown	2.22	2.21	+0.02
Martin ratio: Return relative to average drawdown	8.86	9.44	-0.58

SDTY vs. VOO - Sharpe Ratio Comparison

The current SDTY Sharpe Ratio is 1.49, which is comparable to the VOO Sharpe Ratio of 1.53. The chart below compares the historical Sharpe Ratios of SDTY and VOO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

SDTY vs. VOO - Drawdown Comparison

The maximum SDTY drawdown since its inception was -18.63%, smaller than the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for SDTY and VOO.

Drawdown Indicators

	SDTY	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-18.63%	-33.99%	+15.36%
Max Drawdown (1Y) Largest decline over 1 year	-8.02%	-8.90%	+0.88%
Max Drawdown (3Y) Largest decline over 3 years	—	-18.69%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-24.52%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	-0.23%	-1.38%	+1.15%
Average Drawdown Average peak-to-trough decline	-2.85%	-3.67%	+0.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.01%	2.08%	-0.07%

Volatility

SDTY vs. VOO - Volatility Comparison

YieldMax S&P 500 0DTE Covered Call Strategy ETF (SDTY) and Vanguard S&P 500 ETF (VOO) have volatilities of 3.47% and 3.54%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SDTY	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.47%	3.54%	-0.07%
Volatility (6M) Calculated over the trailing 6-month period	9.31%	10.10%	-0.79%
Volatility (1Y) Calculated over the trailing 1-year period	11.96%	12.82%	-0.86%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.47%	16.93%	-0.46%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.47%	18.01%	-1.54%

SDTY vs. VOO - Expense Ratio Comparison

SDTY has a 1.01% expense ratio, which is higher than VOO's 0.03% expense ratio.

Dividends

SDTY vs. VOO - Dividend Comparison

SDTY's dividend yield for the trailing twelve months is around 27.19%, more than VOO's 1.07% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	27.19%	22.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.07%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Frequently Asked Questions

Can I hold both SDTY and VOO in my portfolio?

With a correlation of 0.95, SDTY and VOO move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, SDTY or VOO?

VOO has higher volatility (3.54%) compared to SDTY (3.47%). In terms of maximum drawdown, SDTY dropped -18.63% vs VOO's -33.99%.

Which ETF is better, SDTY or VOO?

On 1-year performance, VOO leads with 21.58% vs 19.68% for SDTY. On fees, VOO is cheaper at 0.03% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SDTY or VOO?

Over the 1-year period, VOO has performed better with a 21.58% return vs 19.68%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SDTY or VOO?

VOO is cheaper with a 0.03% expense ratio, compared with 1.01% for SDTY.

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

SDTY has the higher dividend yield at 27.19%, compared with 1.07% for VOO.

What is the main difference between SDTY and VOO?

SDTY is categorized as Derivative Income, while VOO is S&P 500. They also come from different issuers: YieldMax and Vanguard. Their fees differ too: 1.01% for SDTY and 0.03% for VOO.

Which has better risk-adjusted returns?

VOO currently has the higher Sharpe Ratio (1.53 vs 1.49), 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.