SDTY vs. IWMI

Last updated Apr 2, 2026

Compare and contrast key facts about YieldMax S&P 500 0DTE Covered Call Strategy ETF (SDTY) and NEOS Russell 2000 High Income ETF (IWMI).

SDTY and IWMI are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SDTY is an actively managed fund by YieldMax. It was launched on Feb 5, 2025. IWMI is an actively managed fund by Neos. It was launched on Jun 24, 2024.

Performance

SDTY vs. IWMI - 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 NEOS Russell 2000 High Income ETF (IWMI). The values are adjusted to include any dividend payments, if applicable.

SDTY vs. IWMI - Yearly Performance Comparison

	2026 (YTD)	2025
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	-3.25%	9.83%
IWMI NEOS Russell 2000 High Income ETF	1.35%	11.19%

Returns By Period

In the year-to-date period, SDTY achieves a -3.25% return, which is significantly lower than IWMI's 1.35% return.

SDTY

• 1D: 0.92%
• 1M: -3.53%
• YTD: -3.25%
• 6M: 0.32%
• 1Y: 14.06%
• 3Y*: —
• 5Y*: —
• 10Y*: —

IWMI

• 1D: 0.42%
• 1M: -4.18%
• YTD: 1.35%
• 6M: 4.98%
• 1Y: 26.02%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SDTY vs. IWMI - Expense Ratio Comparison

SDTY has a 1.01% expense ratio, which is higher than IWMI's 0.68% expense ratio.

SDTY

YieldMax S&P 500 0DTE Covered Call Strategy ETF

IWMI

NEOS Russell 2000 High Income ETF

Return for Risk

SDTY vs. IWMI — Risk / Return Rank

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

SDTY

SDTY Risk / Return Rank: 44
SDTY Sharpe Ratio Rank: 40
SDTY Sortino Ratio Rank: 38
SDTY Omega Ratio Rank: 49
SDTY Calmar Ratio Rank: 45
SDTY Martin Ratio Rank: 47

IWMI

IWMI Risk / Return Rank: 76
IWMI Sharpe Ratio Rank: 74
IWMI Sortino Ratio Rank: 76
IWMI Omega Ratio Rank: 71
IWMI Calmar Ratio Rank: 76
IWMI Martin Ratio Rank: 83

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. IWMI - 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 NEOS Russell 2000 High Income ETF (IWMI). 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	IWMI	Difference
Sharpe ratio Return per unit of total volatility	0.80	1.37	-0.57
Sortino ratio Return per unit of downside risk	1.16	1.98	-0.82
Omega ratio Gain probability vs. loss probability	1.20	1.27	-0.08
Calmar ratio Return relative to maximum drawdown	1.23	2.09	-0.87
Martin ratio Return relative to average drawdown	4.80	9.62	-4.82
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. IWMI - Sharpe Ratio Comparison

The current SDTY Sharpe Ratio is 0.80, which is lower than the IWMI Sharpe Ratio of 1.37. The chart below compares the historical Sharpe Ratios of SDTY and IWMI, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	SDTY	IWMI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.80	1.37	-0.57
Sharpe Ratio (All Time) Calculated using the full available price history	0.31	0.72	-0.41

Correlation

The correlation between SDTY and IWMI is 0.77, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

SDTY vs. IWMI - Dividend Comparison

SDTY's dividend yield for the trailing twelve months is around 28.72%, more than IWMI's 14.42% yield.

	TTM	2025	2024
SDTY YieldMax S&P 500 0DTE Covered Call Strategy ETF	28.72%	22.00%	0.00%
IWMI NEOS Russell 2000 High Income ETF	14.42%	14.05%	8.78%

Drawdowns

SDTY vs. IWMI - Drawdown Comparison

The maximum SDTY drawdown since its inception was -18.63%, smaller than the maximum IWMI drawdown of -23.88%. Use the drawdown chart below to compare losses from any high point for SDTY and IWMI.

Drawdown Indicators

	SDTY	IWMI	Difference
Max Drawdown Largest peak-to-trough decline	-18.63%	-23.88%	+5.25%
Max Drawdown (1Y) Largest decline over 1 year	-11.73%	-12.42%	+0.69%
Current Drawdown Current decline from peak	-5.42%	-4.80%	-0.62%
Average Drawdown Average peak-to-trough decline	-3.34%	-4.44%	+1.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.07%	2.70%	+0.37%

Volatility

SDTY vs. IWMI - Volatility Comparison

The current volatility for YieldMax S&P 500 0DTE Covered Call Strategy ETF (SDTY) is 4.82%, while NEOS Russell 2000 High Income ETF (IWMI) has a volatility of 6.95%. This indicates that SDTY experiences smaller price fluctuations and is considered to be less risky than IWMI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SDTY	IWMI	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.82%	6.95%	-2.13%
Volatility (6M) Calculated over the trailing 6-month period	8.96%	11.89%	-2.93%
Volatility (1Y) Calculated over the trailing 1-year period	17.69%	19.09%	-1.40%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.50%	18.28%	-0.78%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.50%	18.28%	-0.78%