Alpha Architect Tail Risk ETF (CAOS)

Cboe BZX: CAOSExchange-traded fund from Alpha Architect.

  • Expense ratio0.61%
  • Net assets$707.3M
  • Dividend yield0.00%
  • 1-year return+1.56%
  • Holdings1

CAOS ETF price chart

CAOS quote & trading statistics

CAOS performance

Total return · as of October 17, 2026
  • YTD+2.01%
  • 1 year+1.56%
  • 3 years+3.69%/yr
  • 5 years+1.38%/yr
  • 10 years+3.33%/yr
1Y volatility
0.98%
3Y volatility
1.56%
3Y Sharpe ratio
-0.63

Returns include reinvested distributions; 3-, 5- and 10-year figures are annualized.

CAOS holdings

Alpha Architect Tail Risk ETF largest holdings by weight
#SymbolNameWeight
1FGXXXFirst American Funds Inc. - Government Obligations Fund0.05%

This holding makes up 0.1% of the fund. As of October 17, 2026.

CAOS sector weights

Technology
41.1%
Financial Services
11.8%
Communication Services
9.6%
Healthcare
9.2%
Consumer Cyclical
8.8%
Industrials
7.6%
Consumer Defensive
4.6%
Energy
3.6%
Utilities
1.9%
Real Estate
1.8%
Basic Materials
1.6%

CAOS region weights

North America
97.8%
Europe Developed
0.3%
Asia Emerging
0.1%
Latin America
0.1%

CAOS asset allocation

U.S. stocks
100.0%

CAOS market-cap breakdown

Mega cap
87.3%
Large cap
68.3%
Mid cap
38.4%
Small cap
2.6%

About Alpha Architect Tail Risk ETF

The fund is an actively managed exchange-traded fund ("ETF"). The fund will invest, under normal circumstances, in a portfolio of options contracts on securities that are linked to the performance of an index whose value is based on companies with market capitalizations that qualify them as "large cap" companies.

CAOS ETF FAQ

What is the CAOS expense ratio?

Alpha Architect Tail Risk ETF has a net expense ratio of 0.61%, or $61.00 a year for every $10,000 invested.

How much money is in CAOS?

Alpha Architect Tail Risk ETF has about $707.3M in net assets.

What are the top holdings of CAOS?

The largest positions in CAOS are First American Funds Inc. - Government Obligations Fund (0.05%). The fund holds 1 securities in total.

How has CAOS performed?

CAOS returned +1.56% over the past year and +1.38% a year over the past five years, including reinvested distributions.

Does CAOS pay dividends?

CAOS has a dividend yield of 0.00%.

When was CAOS launched?

Alpha Architect Tail Risk ETF began trading on August 14, 2013.