XSMO vs. CAOS
XSMO (Invesco S&P SmallCap Momentum ETF) and CAOS (Alpha Architect Tail Risk ETF) are both exchange-traded funds - XSMO is a Momentum fund tracking the S&P SmallCap 600 Momentum Index, while CAOS is a Options Trading fund actively managed by Alpha Architect. XSMO is passively managed, while CAOS is actively managed. Over the past 3 years, XSMO returned 20.56%/yr vs 3.48%/yr for CAOS. Their 0.01 correlation means their historical movements had little consistent relationship. XSMO charges 0.36%/yr vs 0.63%/yr for CAOS.
Performance
XSMO vs. CAOS - Performance Comparison
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Returns By Period
In the year-to-date period, XSMO achieves a 20.85% return, which is significantly higher than CAOS's 0.76% return.
XSMO
- 1D
- -0.23%
- 1M
- -4.08%
- 6M
- 14.13%
- YTD
- 20.85%
- 1Y
- 30.10%
- 3Y*
- 20.56%
- 5Y*
- 11.40%
- 10Y*
- 13.85%
- ALL TIME*
- 9.09%
CAOS
- 1D
- -0.06%
- 1M
- -0.01%
- 6M
- 0.16%
- YTD
- 0.76%
- 1Y
- 1.73%
- 3Y*
- 3.48%
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 4.70%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $6.81M | $5.39M | $5.09M | |
| $20.63M | $21.90M | $21.28M |
XSMO vs. CAOS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
XSMO Invesco S&P SmallCap Momentum ETF | 20.85% | 9.80% | 17.45% | 14.26% |
CAOS Alpha Architect Tail Risk ETF | 0.76% | 2.55% | 5.33% | 7.43% |
Correlation
The correlation between XSMO and CAOS is -0.31, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.31 |
Correlation (3Y) Balances recent behavior with more history. | -0.11 |
Correlation (All Time) Calculated using the full available price history since Mar 6, 2023 | 0.01 |
The correlation between XSMO and CAOS shifts across timeframes, from -0.31 (1 year) to 0.01 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
XSMO vs. CAOS — Risk / Return Rank
XSMO
CAOS
XSMO vs. CAOS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco S&P SmallCap Momentum ETF (XSMO) and Alpha Architect Tail Risk ETF (CAOS). 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.
| XSMO | CAOS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.24 | ||
| Sortino ratioReturn per unit of downside risk | +0.26 | ||
| Omega ratioGain probability vs. loss probability | 1.25 | 1.24 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 3.02 | 2.47 | +0.55 |
| Martin ratioReturn relative to average drawdown | 9.15 | 5.45 | +3.71 |
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Drawdowns
XSMO vs. CAOS - Drawdown Comparison
The maximum XSMO drawdown since its inception was -58.06%, which is greater than CAOS's maximum drawdown of -3.89%. Use the drawdown chart below to compare losses from any high point for XSMO and CAOS.
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Drawdown Indicators
| XSMO | CAOS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.06% | -3.89% | -54.17% |
Max Drawdown (1Y)Largest decline over 1 year | -9.44% | -0.76% | -8.68% |
Max Drawdown (3Y)Largest decline over 3 years | -24.76% | -3.60% | -21.16% |
Max Drawdown (5Y)Largest decline over 5 years | -29.62% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -39.39% | — | — |
Current DrawdownCurrent decline from peak | -7.34% | -1.13% | -6.21% |
Average DrawdownAverage peak-to-trough decline | -11.07% | -0.92% | -10.15% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.11% | 0.34% | +2.77% |
Volatility
XSMO vs. CAOS - Volatility Comparison
Invesco S&P SmallCap Momentum ETF (XSMO) has a higher volatility of 5.63% compared to Alpha Architect Tail Risk ETF (CAOS) at 0.51%. This indicates that XSMO's price experiences larger fluctuations and is considered to be riskier than CAOS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| XSMO | CAOS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.63% | 0.51% | +5.12% |
Volatility (6M)Calculated over the trailing 6-month period | 15.61% | 1.07% | +14.54% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.92% | 1.57% | +18.35% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.58% | 4.18% | +18.40% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.13% | 4.18% | +19.95% |
XSMO vs. CAOS - Expense Ratio Comparison
XSMO has a 0.36% expense ratio, which is lower than CAOS's 0.63% expense ratio.
Dividends
XSMO vs. CAOS - Dividend Comparison
XSMO's dividend yield for the trailing twelve months is around 0.55%, while CAOS has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CAOS Alpha Architect Tail Risk ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
XSMO Invesco S&P SmallCap Momentum ETF | 0.55% | 0.75% | 0.63% | 0.96% | 1.19% | 0.30% | 0.82% | 0.69% | 0.66% | 0.27% | 0.30% | 0.35% |
Frequently Asked Questions
XSMO and CAOS have a correlation of -0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
XSMO has higher volatility (5.63%) compared to CAOS (0.51%). In terms of maximum drawdown, XSMO dropped -58.06% vs CAOS's -3.89%.
On 3-year performance, XSMO leads with 20.56% vs 3.48% for CAOS. On fees, XSMO is cheaper at 0.36% per year. On volatility, CAOS has been the lower-risk option at 0.51%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, XSMO has performed better with a 20.56% return vs 3.48%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
XSMO is cheaper with a 0.36% expense ratio, compared with 0.63% for CAOS.
XSMO has the higher dividend yield at 0.55%, compared with 0.00% for CAOS.
XSMO is categorized as Momentum, while CAOS is Options Trading. They also come from different issuers: Invesco and Alpha Architect. Their fees differ too: 0.36% for XSMO and 0.63% for CAOS.
XSMO currently has the higher Sharpe Ratio (1.43 vs 1.19), 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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