RSPC vs. CAOS
RSPC (Invesco S&P 500 Equal Weight Communication Services ETF) and CAOS (Alpha Architect Tail Risk ETF) are both exchange-traded funds - RSPC is a Communications Equities fund tracking the S&P 500 Equal Weight Communication Services Plus Index, while CAOS is a Options Trading fund actively managed by Alpha Architect. RSPC is passively managed, while CAOS is actively managed. Over the past 3 years, RSPC returned 8.82%/yr vs 3.48%/yr for CAOS. Their 0.11 correlation means their historical movements had little consistent relationship. RSPC charges 0.40%/yr vs 0.63%/yr for CAOS.
Performance
RSPC vs. CAOS - Performance Comparison
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Returns By Period
In the year-to-date period, RSPC achieves a -10.27% return, which is significantly lower than CAOS's 0.76% return.
RSPC
- 1D
- 0.12%
- 1M
- -1.81%
- 6M
- -8.40%
- YTD
- -10.27%
- 1Y
- -2.47%
- 3Y*
- 8.82%
- 5Y*
- -0.41%
- 10Y*
- —
- ALL TIME*
- 6.11%
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 | |
| $480.30K | $640.18K | $573.12K |
RSPC vs. CAOS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
RSPC Invesco S&P 500 Equal Weight Communication Services ETF | -10.27% | 18.44% | 17.98% | 9.04% |
CAOS Alpha Architect Tail Risk ETF | 0.76% | 2.55% | 5.33% | 7.43% |
Correlation
The correlation between RSPC and CAOS is -0.17, 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. | -0.17 |
Correlation (3Y) Balances recent behavior with more history. | -0.01 |
Correlation (All Time) Calculated using the full available price history since Mar 6, 2023 | 0.11 |
The correlation between RSPC and CAOS shifts across timeframes, from -0.17 (1 year) to 0.11 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
RSPC vs. CAOS — Risk / Return Rank
RSPC
CAOS
RSPC vs. CAOS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco S&P 500 Equal Weight Communication Services ETF (RSPC) 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.
| RSPC | CAOS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.42 | ||
| Sortino ratioReturn per unit of downside risk | -2.11 | ||
| Omega ratioGain probability vs. loss probability | 0.97 | 1.24 | -0.27 |
| Calmar ratioReturn relative to maximum drawdown | -0.22 | 2.47 | -2.69 |
| Martin ratioReturn relative to average drawdown | -0.47 | 5.45 | -5.92 |
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Drawdowns
RSPC vs. CAOS - Drawdown Comparison
The maximum RSPC drawdown since its inception was -38.03%, which is greater than CAOS's maximum drawdown of -3.89%. Use the drawdown chart below to compare losses from any high point for RSPC and CAOS.
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Drawdown Indicators
| RSPC | CAOS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.03% | -3.89% | -34.14% |
Max Drawdown (1Y)Largest decline over 1 year | -15.61% | -0.76% | -14.85% |
Max Drawdown (3Y)Largest decline over 3 years | -15.61% | -3.60% | -12.01% |
Max Drawdown (5Y)Largest decline over 5 years | -37.73% | — | — |
Current DrawdownCurrent decline from peak | -13.04% | -1.13% | -11.91% |
Average DrawdownAverage peak-to-trough decline | -12.69% | -0.92% | -11.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.14% | 0.34% | +6.80% |
Volatility
RSPC vs. CAOS - Volatility Comparison
Invesco S&P 500 Equal Weight Communication Services ETF (RSPC) has a higher volatility of 5.56% compared to Alpha Architect Tail Risk ETF (CAOS) at 0.51%. This indicates that RSPC'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
| RSPC | CAOS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.56% | 0.51% | +5.05% |
Volatility (6M)Calculated over the trailing 6-month period | 11.12% | 1.07% | +10.05% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.65% | 1.57% | +13.08% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.71% | 4.18% | +14.53% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.71% | 4.18% | +16.53% |
RSPC vs. CAOS - Expense Ratio Comparison
RSPC has a 0.40% expense ratio, which is lower than CAOS's 0.63% expense ratio.
Dividends
RSPC vs. CAOS - Dividend Comparison
RSPC's dividend yield for the trailing twelve months is around 1.83%, while CAOS has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
CAOS Alpha Architect Tail Risk ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
RSPC Invesco S&P 500 Equal Weight Communication Services ETF | 1.83% | 1.66% | 1.03% | 0.98% | 1.45% | 1.10% | 1.05% | 0.90% | 0.24% |
Frequently Asked Questions
RSPC and CAOS have a correlation of -0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RSPC has higher volatility (5.56%) compared to CAOS (0.51%). In terms of maximum drawdown, RSPC dropped -38.03% vs CAOS's -3.89%.
On 3-year performance, RSPC leads with 8.82% vs 3.48% for CAOS. On fees, RSPC is cheaper at 0.40% 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, RSPC has performed better with a 8.82% return vs 3.48%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
RSPC is cheaper with a 0.40% expense ratio, compared with 0.63% for CAOS.
RSPC has the higher dividend yield at 1.83%, compared with 0.00% for CAOS.
RSPC is categorized as Communications Equities, while CAOS is Options Trading. They also come from different issuers: Invesco and Alpha Architect. Their fees differ too: 0.40% for RSPC and 0.63% for CAOS.
CAOS currently has the higher Sharpe Ratio (1.19 vs -0.23), 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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