AIYY vs CAOS
YieldMax AI Option Income Strategy ETF vs Alpha Architect Tail Risk ETF
Which is better, AIYY or CAOS?
CAOS has been ahead.
CAOS has a lower expense ratio. CAOS led over 1Y, 3Y and the full window.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | AIYY | CAOS |
|---|---|---|
| Expense Ratio | 0.99% | 0.63%Best |
| AUM | $49M | $705M |
| Dividend Yield | 114.82% | 0.00% |
| Holdings | 20 | 12 |
| YTD Return | -28.76% | +1.68%Best |
| 1Y Return | -45.18% | +1.45%Best |
| 3Y Return (annualized) | -38.34% | +3.57%Best |
| Volatility (annualized) | 40.5% | 1.5%Best |
| Max Drawdown | -80.3% | -3.6%Best |
| $10,000 over 2.9 years | $2,460 | $11,021Best |
| Fund Family | YieldMax ETF | Alpha Architect |
| Category | Alternative | Alternative |
| Style | Multi Alternative | Multi Alternative |
| Inception | Nov 27, 2023 | Aug 14, 2013 |
Not shown on this pair: 5Y Return (annualized), Top 10 Weight.
Volatility and max drawdown, and the $10,000 over 2.9 years row, are measured over the window both funds cover: Nov 28, 2023 to Oct 14, 2026 (2.9 years).
AIYY vs CAOS growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
AIYY vs CAOS Performance
YieldMax AI Option Income Strategy ETF (AIYY) is an ETF from YieldMax ETF and Alpha Architect Tail Risk ETF (CAOS) is an ETF from Alpha Architect. Over the past year AIYY returned -45.18% while CAOS returned +1.45%. Year to date, AIYY is down 28.76% versus a gain of 1.68% for CAOS.
Over three years, AIYY compounded at -38.34% per year against +3.57% for CAOS.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
AIYY has been the more volatile fund, with annualized monthly volatility of 40.5% compared with 1.5% for CAOS. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -80.3% for AIYY and -3.6% for CAOS. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.12. They move largely independently of each other.
Fees and Cost Over Time
AIYY charges 0.99% per year while CAOS charges 0.63%. On a $10,000 position that is $99 vs $63 annually, a gap of $36 per year that compounds over a long holding period. On income, AIYY currently yields 114.82% against 0.00% for CAOS.
Holdings Overlap
We hold position weights for 2 holdings in AIYY and 1 in CAOS, totalling 17.7% and 0.1% of the two funds. Neither is a share of a fund we can divide by, so no overlap percentage is shown here. Within what we can see, 1 positions appear in both.
1 positions in common, counted across the 2 positions we hold weights for in AIYY and 1 in CAOS, against full books of 20 and 12.
Top Shared Holdings
| Stock | Weight in AIYY | Weight in CAOS | Difference |
|---|---|---|---|
| FGXXXFirst American Government Obligations Fund | 3.50% | 0.10% | 3.40% |
You are not choosing between two funds in isolation.
Whichever of AIYY and CAOS you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, AIYY or CAOS?
AIYY has an expense ratio of 0.99% while CAOS charges 0.63%. CAOS is the cheaper option, by $36 a year on a $10,000 investment.
Which performed better, AIYY or CAOS?
Over the past year AIYY returned -45.18% vs +1.45% for CAOS, so CAOS leads on 1-year performance. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, AIYY or CAOS?
AIYY has been the more volatile fund at 40.5% annualized versus 1.5% for CAOS. Worst drawdown: AIYY -80.3% vs CAOS -3.6%.
Should I hold both AIYY and CAOS?
AIYY and CAOS have a monthly-return correlation of 0.12, so their returns are far enough apart for the mix to behave differently from either one alone. This is information, not a recommendation.
Which pays a higher dividend, AIYY or CAOS?
AIYY yields 114.82% while CAOS yields 0.00%, so AIYY currently pays the higher dividend yield.
Is CAOS better than AIYY?
CAOS has a lower expense ratio. CAOS led over 1Y, 3Y and the full window. Which one suits a particular account depends on what it is for. This is information, not a recommendation.