CAOS vs EOI
Alpha Architect Tail Risk ETF vs Eaton Vance Enhanced Equity Income Fund
Which is better, CAOS or EOI?
EOI has been ahead.
CAOS has a lower expense ratio. EOI 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 | CAOS | EOI |
|---|---|---|
| Expense Ratio | 0.63%Best | 1.10% |
| AUM | $705M | $890M |
| Dividend Yield | 0.00% | 7.54% |
| Holdings | 12 | 58 |
| YTD Return | +1.68% | +3.10%Best |
| 1Y Return | +1.45% | +5.24%Best |
| 3Y Return (annualized) | +3.57% | +17.26%Best |
| 5Y Return (annualized) | - | +9.53% |
| Volatility (annualized) | 2.0%Best | 14.0% |
| Max Drawdown | -3.6%Best | -23.1% |
| $10,000 over 3.6 years | $11,847 | $16,789Best |
| Fund Family | Alpha Architect | Eaton Vance |
| Category | Alternative | Alternative |
| Style | Multi Alternative | Multi Alternative |
| Inception | Aug 14, 2013 | Oct 26, 2004 |
Not shown on this pair: Top 10 Weight.
Volatility and max drawdown, and the $10,000 over 3.6 years row, are measured over the window both funds cover: Mar 6, 2023 to Oct 14, 2026 (3.6 years).
CAOS vs EOI 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 covers the 3.6 years both funds cover.
CAOS vs EOI Performance
Alpha Architect Tail Risk ETF (CAOS) is an ETF from Alpha Architect and Eaton Vance Enhanced Equity Income Fund (EOI) is an ETF from Eaton Vance. Over the past year CAOS returned +1.45% while EOI returned +5.24%. Year to date, CAOS is up 1.68% versus a gain of 3.10% for EOI.
Over three years, CAOS compounded at +3.57% per year against +17.26% for EOI. Across the full 4-year window we track, EOI has the edge at +15.48% annualized vs +4.82%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
EOI has been the more volatile fund, with annualized monthly volatility of 14.0% compared with 2.0% 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 -3.6% for CAOS and -23.1% for EOI. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.34. They move together some of the time, and apart the rest.
Fees and Cost Over Time
CAOS charges 0.63% per year while EOI charges 1.10%. On a $10,000 position that is $63 vs $110 annually, a gap of $47 per year that compounds over a long holding period. On income, CAOS currently yields 0.00% against 7.54% for EOI.
Holdings Overlap
We hold position weights for 1 holding in CAOS and 58 in EOI, totalling 0.1% and 100.1% of the two funds. The two books name no position in common, so there is no overlap percentage to show.
The two holdings books were reported 47 days apart, CAOS as of Sep 16, 2026 and EOI as of Jul 31, 2026, so some of the difference between them is the time between the two reports rather than the funds.
0 positions in common, counted across the 1 positions we hold weights for in CAOS and 58 in EOI, against full books of 12 and 58.
You are not choosing between two funds in isolation.
Whichever of CAOS and EOI 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, CAOS or EOI?
CAOS has an expense ratio of 0.63% while EOI charges 1.10%. CAOS is the cheaper option, by $47 a year on a $10,000 investment.
Which performed better, CAOS or EOI?
Over the past year CAOS returned +1.45% vs +5.24% for EOI, so EOI leads on 1-year performance. Over the longest common window we track (4 years), CAOS annualized +4.82% vs +15.48% for EOI. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, CAOS or EOI?
EOI has been the more volatile fund at 14.0% annualized versus 2.0% for CAOS. Worst drawdown: CAOS -3.6% vs EOI -23.1%.
Should I hold both CAOS and EOI?
CAOS and EOI have a monthly-return correlation of 0.34, 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, CAOS or EOI?
CAOS yields 0.00% while EOI yields 7.54%, so EOI currently pays the higher dividend yield.
Is EOI better than CAOS?
CAOS has a lower expense ratio. EOI 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.