SDTY vs. RDTY

Last updated Aug 1, 2026

SDTY (YieldMax S&P 500 0DTE Covered Call Strategy ETF) and RDTY (YieldMax™ R2000 0DTE Covered Call Strategy ETF) are both Derivative Income funds from YieldMax. Both are actively managed. Over the past year, SDTY returned 19.68% vs 28.17% for RDTY. Their 0.76 correlation means they have sometimes moved together and sometimes differently. Both charge a 1.01% expense ratio.

Performance

SDTY vs. RDTY - 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 YieldMax™ R2000 0DTE Covered Call Strategy ETF (RDTY). 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 RDTY's 19.53% return.

SDTY

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

RDTY

• 1D: -0.05%
• 1M: 0.68%
• 6M: 14.55%
• YTD: 19.53%
• 1Y: 28.17%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 22.30%

*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)
RDTY YieldMax™ R2000 0DTE Covered Call Strategy ETF	$700.89K	$632.96K	$419.42K
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	$462.73K	$438.52K	$552.67K

SDTY vs. RDTY - Yearly Performance Comparison

	2026 (YTD)	2025
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	9.06%	14.46%
RDTY YieldMax™ R2000 0DTE Covered Call Strategy ETF	19.53%	10.93%

Correlation

The correlation between SDTY and RDTY is 0.78, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.78
Correlation (All Time) Calculated using the full available price history since Mar 6, 2025	0.76

The correlation between SDTY and RDTY has been stable across timeframes, ranging from 0.76 to 0.78 - a consistent structural relationship.

SDTY vs. RDTY - Sectors Allocation Comparison

Sectors	SDTY	RDTY
Technology	39.0%	14.8%
Financial Services	11.1%	17.7%
Communication Services	10.6%	2.2%
Consumer Cyclical	9.9%	9.2%
Healthcare	8.3%	20.2%
Industrials	7.8%	14.1%
Consumer Defensive	4.5%	2.6%
Energy	3.1%	5.4%
Utilities	2.1%	2.7%
Real Estate	1.8%	6.7%
Basic Materials	1.7%	4.4%

Return for Risk

SDTY vs. RDTY — 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

RDTY

RDTY Risk / Return Rank: 67
RDTY Sharpe Ratio Rank: 63
RDTY Sortino Ratio Rank: 63
RDTY Omega Ratio Rank: 57
RDTY Calmar Ratio Rank: 78
RDTY Martin Ratio Rank: 75

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. RDTY - 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 YieldMax™ R2000 0DTE Covered Call Strategy ETF (RDTY). 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	RDTY	Difference
Sharpe ratio: Return per unit of total volatility	1.49	1.47	+0.02
Sortino ratio: Return per unit of downside risk	2.07	2.09	-0.01
Omega ratio: Gain probability vs. loss probability	1.27	1.25	+0.02
Calmar ratio: Return relative to maximum drawdown	2.22	2.77	-0.55
Martin ratio: Return relative to average drawdown	8.86	9.43	-0.57

SDTY vs. RDTY - Sharpe Ratio Comparison

The current SDTY Sharpe Ratio is 1.49, which is comparable to the RDTY Sharpe Ratio of 1.47. The chart below compares the historical Sharpe Ratios of SDTY and RDTY, 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. RDTY - Drawdown Comparison

The maximum SDTY drawdown since its inception was -18.63%, which is greater than RDTY's maximum drawdown of -17.31%. Use the drawdown chart below to compare losses from any high point for SDTY and RDTY.

Drawdown Indicators

	SDTY	RDTY	Difference
Max Drawdown Largest peak-to-trough decline	-18.63%	-17.31%	-1.32%
Max Drawdown (1Y) Largest decline over 1 year	-8.02%	-9.20%	+1.18%
Current Drawdown Current decline from peak	-0.23%	-0.85%	+0.62%
Average Drawdown Average peak-to-trough decline	-2.85%	-2.53%	-0.32%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.01%	2.71%	-0.70%

Volatility

SDTY vs. RDTY - Volatility Comparison

The current volatility for YieldMax S&P 500 0DTE Covered Call Strategy ETF (SDTY) is 3.47%, while YieldMax™ R2000 0DTE Covered Call Strategy ETF (RDTY) has a volatility of 4.26%. This indicates that SDTY experiences smaller price fluctuations and is considered to be less risky than RDTY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SDTY	RDTY	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.47%	4.26%	-0.79%
Volatility (6M) Calculated over the trailing 6-month period	9.31%	13.25%	-3.94%
Volatility (1Y) Calculated over the trailing 1-year period	11.96%	17.43%	-5.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.47%	21.52%	-5.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.47%	21.52%	-5.05%

SDTY vs. RDTY - Expense Ratio Comparison

Both SDTY and RDTY have an expense ratio of 1.01%.

Dividends

SDTY vs. RDTY - Dividend Comparison

SDTY's dividend yield for the trailing twelve months is around 27.19%, less than RDTY's 43.20% yield.

Position	TTM	2025
RDTY YieldMax™ R2000 0DTE Covered Call Strategy ETF	43.20%	36.75%
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	27.19%	22.00%

Frequently Asked Questions

Can I hold both SDTY and RDTY in my portfolio?

SDTY and RDTY have a correlation of 0.78, 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 RDTY?

RDTY has higher volatility (4.26%) compared to SDTY (3.47%). In terms of maximum drawdown, SDTY dropped -18.63% vs RDTY's -17.31%.

Which ETF is better, SDTY or RDTY?

On 1-year performance, RDTY leads with 28.17% vs 19.68% for SDTY. Both ETFs have the same 1.01% expense ratio. On volatility, SDTY has been the lower-risk option at 3.47%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SDTY or RDTY?

Over the 1-year period, RDTY has performed better with a 28.17% 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 RDTY?

SDTY and RDTY have the same expense ratio: 1.01% per year.

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

RDTY has the higher dividend yield at 43.20%, compared with 27.19% for SDTY.

Which has better risk-adjusted returns?

SDTY currently has the higher Sharpe Ratio (1.49 vs 1.47), 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.