RDTY vs. IWM
RDTY (YieldMax™ R2000 0DTE Covered Call Strategy ETF) and IWM (iShares Russell 2000 ETF) are both exchange-traded funds - RDTY is a Derivative Income fund actively managed by YieldMax, while IWM is a Small Cap Blend Equities fund tracking the Russell 2000 Index. RDTY is actively managed, while IWM is passively managed. Over the past year, RDTY returned 26.30% vs 40.90% for IWM. Their correlation of 0.90 suggests significant overlap in exposure. RDTY charges 1.01%/yr vs 0.19%/yr for IWM.
Performance
RDTY vs. IWM - Performance Comparison
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Returns By Period
In the year-to-date period, RDTY achieves a 17.09% return, which is significantly lower than IWM's 20.47% return.
RDTY
- 1D
- -0.85%
- 1M
- 4.49%
- YTD
- 17.09%
- 6M
- 14.85%
- 1Y
- 26.30%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IWM
- 1D
- -0.96%
- 1M
- 3.82%
- YTD
- 20.47%
- 6M
- 17.64%
- 1Y
- 40.90%
- 3Y*
- 19.22%
- 5Y*
- 6.27%
- 10Y*
- 11.58%
RDTY vs. IWM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
RDTY YieldMax™ R2000 0DTE Covered Call Strategy ETF | 17.09% | 10.93% |
IWM iShares Russell 2000 ETF | 20.47% | 19.41% |
Correlation
The correlation between RDTY and IWM is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.91 |
Correlation (All Time) Calculated using the full available price history since Mar 6, 2025 | 0.90 |
The correlation between RDTY and IWM has been stable across timeframes, ranging from 0.90 to 0.91 - a consistent structural relationship.
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Return for Risk
RDTY vs. IWM — Risk / Return Rank
RDTY
IWM
RDTY vs. IWM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for YieldMax™ R2000 0DTE Covered Call Strategy ETF (RDTY) and iShares Russell 2000 ETF (IWM). 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.
| RDTY | IWM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.58 | ||
| Sortino ratioReturn per unit of downside risk | -0.73 | ||
| Omega ratioGain probability vs. loss probability | 1.26 | 1.34 | -0.08 |
| Calmar ratioReturn relative to maximum drawdown | 2.87 | 3.73 | -0.86 |
| Martin ratioReturn relative to average drawdown | 9.60 | 13.18 | -3.58 |
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Drawdowns
RDTY vs. IWM - Drawdown Comparison
The maximum RDTY drawdown since its inception was -17.31%, smaller than the maximum IWM drawdown of -59.05%. Use the drawdown chart below to compare losses from any high point for RDTY and IWM.
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Drawdown Indicators
| RDTY | IWM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -17.31% | -59.05% | +41.74% |
Max Drawdown (1Y)Largest decline over 1 year | -9.20% | -11.03% | +1.83% |
Max Drawdown (3Y)Largest decline over 3 years | — | -27.50% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -31.91% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -41.13% | — |
Current DrawdownCurrent decline from peak | -0.85% | -0.96% | +0.11% |
Average DrawdownAverage peak-to-trough decline | -2.68% | -10.75% | +8.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.74% | 3.11% | -0.37% |
Volatility
RDTY vs. IWM - Volatility Comparison
The current volatility for YieldMax™ R2000 0DTE Covered Call Strategy ETF (RDTY) is 5.80%, while iShares Russell 2000 ETF (IWM) has a volatility of 6.56%. This indicates that RDTY experiences smaller price fluctuations and is considered to be less risky than IWM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RDTY | IWM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.80% | 6.56% | -0.76% |
Volatility (6M)Calculated over the trailing 6-month period | 13.17% | 14.31% | -1.14% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.51% | 19.74% | -2.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.06% | 22.61% | -0.55% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.06% | 23.06% | -1.00% |
RDTY vs. IWM - Expense Ratio Comparison
RDTY has a 1.01% expense ratio, which is higher than IWM's 0.19% expense ratio.
Dividends
RDTY vs. IWM - Dividend Comparison
RDTY's dividend yield for the trailing twelve months is around 42.29%, more than IWM's 0.90% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IWM iShares Russell 2000 ETF | 0.90% | 1.04% | 1.15% | 1.35% | 1.48% | 0.94% | 1.04% | 1.26% | 1.40% | 1.26% | 1.38% | 1.54% |
RDTY YieldMax™ R2000 0DTE Covered Call Strategy ETF | 42.29% | 36.75% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
With a correlation of 0.91, RDTY and IWM 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.
IWM has higher volatility (6.56%) compared to RDTY (5.80%). In terms of maximum drawdown, RDTY dropped -17.31% vs IWM's -59.05%.
On 1-year performance, IWM leads with 40.90% vs 26.30% for RDTY. On fees, IWM is cheaper at 0.19% per year. On volatility, RDTY has been the lower-risk option at 5.80%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, IWM has performed better with a 40.90% return vs 26.30%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IWM is cheaper with a 0.19% expense ratio, compared with 1.01% for RDTY.
RDTY has the higher dividend yield at 42.29%, compared with 0.90% for IWM.
RDTY is categorized as Derivative Income, while IWM is Small Cap Blend Equities. They also come from different issuers: YieldMax and iShares. Their fees differ too: 1.01% for RDTY and 0.19% for IWM.
IWM currently has the higher Sharpe Ratio (2.08 vs 1.51), 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.
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