AIYY vs. RAVI
AIYY (YieldMax AI Option Income Strategy ETF) and RAVI (FlexShares Ultra-Short Income ETF) are both exchange-traded funds - AIYY is a Derivative Income fund actively managed by YieldMax, while RAVI is a Ultrashort Bond fund actively managed by FlexShares. Both are actively managed. Over the past year, AIYY returned -57.47% vs 4.50% for RAVI. At a 0.02 correlation, their price movements are largely independent. AIYY charges 0.99%/yr vs 0.25%/yr for RAVI.
Performance
AIYY vs. RAVI - Performance Comparison
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Returns By Period
In the year-to-date period, AIYY achieves a -24.26% return, which is significantly lower than RAVI's 1.53% return.
AIYY
- 1D
- -3.43%
- 1M
- 9.34%
- YTD
- -24.26%
- 6M
- -29.50%
- 1Y
- -57.47%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
RAVI
- 1D
- 0.02%
- 1M
- 0.39%
- YTD
- 1.53%
- 6M
- 1.92%
- 1Y
- 4.50%
- 3Y*
- 5.21%
- 5Y*
- 3.50%
- 10Y*
- 2.67%
AIYY vs. RAVI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
AIYY YieldMax AI Option Income Strategy ETF | -24.26% | -58.98% | -14.74% | -1.63% |
RAVI FlexShares Ultra-Short Income ETF | 1.53% | 4.98% | 5.67% | 0.65% |
Correlation
The correlation between AIYY and RAVI is -0.11, 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 | -0.11 |
Correlation (All Time) Calculated using the full available price history since Nov 29, 2023 | 0.02 |
The correlation between AIYY and RAVI shifts across timeframes, from -0.11 (1 year) to 0.02 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
AIYY vs. RAVI — Risk / Return Rank
AIYY
RAVI
AIYY vs. RAVI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for YieldMax AI Option Income Strategy ETF (AIYY) and FlexShares Ultra-Short Income ETF (RAVI). 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.
| AIYY | RAVI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -12.09 | ||
| Sortino ratioReturn per unit of downside risk | -25.26 | ||
| Omega ratioGain probability vs. loss probability | 0.78 | 5.39 | -4.61 |
| Calmar ratioReturn relative to maximum drawdown | -0.84 | 38.66 | -39.51 |
| Martin ratioReturn relative to average drawdown | -1.21 | 225.58 | -226.79 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| AIYY | RAVI | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -1.07 | 11.02 | -12.09 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | 2.49 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 2.09 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.83 | 2.03 | -2.85 |
Drawdowns
AIYY vs. RAVI - Drawdown Comparison
The maximum AIYY drawdown since its inception was -79.48%, which is greater than RAVI's maximum drawdown of -3.72%. Use the drawdown chart below to compare losses from any high point for AIYY and RAVI.
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Drawdown Indicators
| AIYY | RAVI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -79.48% | -3.72% | -75.76% |
Max Drawdown (1Y)Largest decline over 1 year | -68.33% | -0.12% | -68.21% |
Max Drawdown (3Y)Largest decline over 3 years | — | -0.36% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -3.28% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -3.72% | — |
Current DrawdownCurrent decline from peak | -75.26% | 0.00% | -75.26% |
Average DrawdownAverage peak-to-trough decline | -41.04% | -0.17% | -40.87% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 47.63% | 0.02% | +47.61% |
Volatility
AIYY vs. RAVI - Volatility Comparison
YieldMax AI Option Income Strategy ETF (AIYY) has a higher volatility of 15.67% compared to FlexShares Ultra-Short Income ETF (RAVI) at 0.15%. This indicates that AIYY's price experiences larger fluctuations and is considered to be riskier than RAVI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AIYY | RAVI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 15.67% | 0.15% | +15.52% |
Volatility (6M)Calculated over the trailing 6-month period | 39.16% | 0.30% | +38.86% |
Volatility (1Y)Calculated over the trailing 1-year period | 53.83% | 0.41% | +53.42% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 50.52% | 1.41% | +49.11% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 50.52% | 1.28% | +49.24% |
AIYY vs. RAVI - Expense Ratio Comparison
AIYY has a 0.99% expense ratio, which is higher than RAVI's 0.25% expense ratio.
Dividends
AIYY vs. RAVI - Dividend Comparison
AIYY's dividend yield for the trailing twelve months is around 158.78%, more than RAVI's 4.38% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
AIYY YieldMax AI Option Income Strategy ETF | 158.78% | 168.33% | 98.26% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
RAVI FlexShares Ultra-Short Income ETF | 4.38% | 4.59% | 5.34% | 4.55% | 1.70% | 0.90% | 1.29% | 2.53% | 2.22% | 1.28% | 0.90% |
Frequently Asked Questions
AIYY and RAVI have a correlation of -0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AIYY has higher volatility (15.67%) compared to RAVI (0.15%). In terms of maximum drawdown, AIYY dropped -79.48% vs RAVI's -3.72%.
On 1-year performance, RAVI leads with 4.50% vs -57.47% for AIYY. On fees, RAVI is cheaper at 0.25% per year. On volatility, RAVI has been the lower-risk option at 0.15%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, RAVI has performed better with a 4.50% return vs -57.47%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
RAVI is cheaper with a 0.25% expense ratio, compared with 0.99% for AIYY.
AIYY has the higher dividend yield at 158.78%, compared with 4.38% for RAVI.
AIYY is categorized as Derivative Income, while RAVI is Ultrashort Bond. They also come from different issuers: YieldMax and FlexShares. Their fees differ too: 0.99% for AIYY and 0.25% for RAVI.
RAVI currently has the higher Sharpe Ratio (11.02 vs -1.07), 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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