SEIV vs. CAOS

Last updated Aug 2, 2026

SEIV (SEI QiM U.S. Large Cap Value Active ETF) and CAOS (Alpha Architect Tail Risk ETF) are both exchange-traded funds - SEIV is a Large Cap Value Equities fund actively managed by SEI, while CAOS is a Options Trading fund actively managed by Alpha Architect. Both are actively managed. Over the past 3 years, SEIV returned 24.62%/yr vs 3.48%/yr for CAOS. Their 0.05 correlation means their historical movements had little consistent relationship. SEIV charges 0.15%/yr vs 0.63%/yr for CAOS.

Performance

SEIV vs. CAOS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SEI QiM U.S. Large Cap Value Active ETF (SEIV) and Alpha Architect Tail Risk ETF (CAOS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SEIV achieves a 19.61% return, which is significantly higher than CAOS's 0.76% return.

SEIV

• 1D: -0.06%
• 1M: 3.04%
• 6M: 17.35%
• YTD: 19.61%
• 1Y: 41.26%
• 3Y*: 24.62%
• 5Y*: —
• 10Y*: —
• ALL TIME*: 19.48%

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%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
CAOS Alpha Architect Tail Risk ETF	$6.81M	$5.39M	$5.09M
SEIV SEI QiM U.S. Large Cap Value Active ETF	$8.91M	$9.09M	$6.11M

SEIV vs. CAOS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
SEIV SEI QiM U.S. Large Cap Value Active ETF	19.61%	27.43%	19.73%	16.14%
CAOS Alpha Architect Tail Risk ETF	0.76%	2.55%	5.33%	7.43%

Correlation

The correlation between SEIV and CAOS is -0.36, 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.	-0.36
Correlation (3Y) Balances recent behavior with more history.	-0.08
Correlation (All Time) Calculated using the full available price history since Mar 6, 2023	0.05

The correlation between SEIV and CAOS shifts across timeframes, from -0.36 (1 year) to 0.05 (all time), reflecting how their relationship changes across market environments.

Return for Risk

SEIV vs. CAOS — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

SEIV

SEIV Risk / Return Rank: 95
SEIV Sharpe Ratio Rank: 96
SEIV Sortino Ratio Rank: 96
SEIV Omega Ratio Rank: 95
SEIV Calmar Ratio Rank: 95
SEIV Martin Ratio Rank: 95

CAOS

CAOS Risk / Return Rank: 56
CAOS Sharpe Ratio Rank: 49
CAOS Sortino Ratio Rank: 55
CAOS Omega Ratio Rank: 54
CAOS Calmar Ratio Rank: 72
CAOS Martin Ratio Rank: 48

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

SEIV vs. CAOS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SEI QiM U.S. Large Cap Value Active ETF (SEIV) 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.

	SEIV	CAOS	Difference
Sharpe ratio: Return per unit of total volatility	3.07	1.19	+1.88
Sortino ratio: Return per unit of downside risk	4.18	1.89	+2.29
Omega ratio: Gain probability vs. loss probability	1.55	1.24	+0.31
Calmar ratio: Return relative to maximum drawdown	5.66	2.47	+3.19
Martin ratio: Return relative to average drawdown	21.01	5.45	+15.56

SEIV vs. CAOS - Sharpe Ratio Comparison

The current SEIV Sharpe Ratio is 3.07, which is higher than the CAOS Sharpe Ratio of 1.19. The chart below compares the historical Sharpe Ratios of SEIV and CAOS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

SEIV vs. CAOS - Drawdown Comparison

The maximum SEIV drawdown since its inception was -18.18%, which is greater than CAOS's maximum drawdown of -3.89%. Use the drawdown chart below to compare losses from any high point for SEIV and CAOS.

Drawdown Indicators

	SEIV	CAOS	Difference
Max Drawdown Largest peak-to-trough decline	-18.18%	-3.89%	-14.29%
Max Drawdown (1Y) Largest decline over 1 year	-6.95%	-0.76%	-6.19%
Max Drawdown (3Y) Largest decline over 3 years	-17.71%	-3.60%	-14.11%
Current Drawdown Current decline from peak	-0.83%	-1.13%	+0.30%
Average Drawdown Average peak-to-trough decline	-3.42%	-0.92%	-2.50%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.87%	0.34%	+1.53%

Volatility

SEIV vs. CAOS - Volatility Comparison

SEI QiM U.S. Large Cap Value Active ETF (SEIV) has a higher volatility of 3.31% compared to Alpha Architect Tail Risk ETF (CAOS) at 0.51%. This indicates that SEIV'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.

Volatility by Period

	SEIV	CAOS	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.31%	0.51%	+2.80%
Volatility (6M) Calculated over the trailing 6-month period	9.48%	1.07%	+8.41%
Volatility (1Y) Calculated over the trailing 1-year period	12.82%	1.57%	+11.25%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.54%	4.18%	+12.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.54%	4.18%	+12.36%

SEIV vs. CAOS - Expense Ratio Comparison

SEIV has a 0.15% expense ratio, which is lower than CAOS's 0.63% expense ratio.

Dividends

SEIV vs. CAOS - Dividend Comparison

SEIV's dividend yield for the trailing twelve months is around 1.44%, while CAOS has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022
CAOS Alpha Architect Tail Risk ETF	0.00%	0.00%	0.00%	0.00%	0.00%
SEIV SEI QiM U.S. Large Cap Value Active ETF	1.44%	1.51%	1.66%	2.08%	1.63%

Frequently Asked Questions

Can I hold both SEIV and CAOS in my portfolio?

SEIV and CAOS have a correlation of -0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SEIV or CAOS?

SEIV has higher volatility (3.31%) compared to CAOS (0.51%). In terms of maximum drawdown, SEIV dropped -18.18% vs CAOS's -3.89%.

Which ETF is better, SEIV or CAOS?

On 3-year performance, SEIV leads with 24.62% vs 3.48% for CAOS. On fees, SEIV is cheaper at 0.15% 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.

Which ETF has performed better, SEIV or CAOS?

Over the 3-year period, SEIV has performed better with a 24.62% return vs 3.48%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SEIV or CAOS?

SEIV is cheaper with a 0.15% expense ratio, compared with 0.63% for CAOS.

Which ETF pays a higher dividend yield, SEIV or CAOS?

SEIV has the higher dividend yield at 1.44%, compared with 0.00% for CAOS.

What is the main difference between SEIV and CAOS?

SEIV is categorized as Large Cap Value Equities, while CAOS is Options Trading. They also come from different issuers: SEI and Alpha Architect. Their fees differ too: 0.15% for SEIV and 0.63% for CAOS.

Which has better risk-adjusted returns?

SEIV currently has the higher Sharpe Ratio (3.07 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.