BOXA vs. AAUS

Last updated Apr 1, 2026

Compare and contrast key facts about Alpha Architect Aggregate Bond ETF (BOXA) and Alpha Architect US Equity ETF (AAUS).

BOXA and AAUS are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. BOXA is an actively managed fund by Alpha Architect. It was launched on Dec 17, 2024. AAUS is an actively managed fund by Alpha Architect. It was launched on Jul 22, 2025.

Performance

BOXA vs. AAUS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Alpha Architect Aggregate Bond ETF (BOXA) and Alpha Architect US Equity ETF (AAUS). The values are adjusted to include any dividend payments, if applicable.

BOXA vs. AAUS - Yearly Performance Comparison

	2026 (YTD)	2025
BOXA Alpha Architect Aggregate Bond ETF	-0.12%	2.83%
AAUS Alpha Architect US Equity ETF	-4.94%	9.66%

Returns By Period

In the year-to-date period, BOXA achieves a -0.12% return, which is significantly higher than AAUS's -4.94% return.

BOXA

• 1D: 0.21%
• 1M: -1.98%
• YTD: -0.12%
• 6M: 0.69%
• 1Y: 3.10%
• 3Y*: —
• 5Y*: —
• 10Y*: —

AAUS

• 1D: 2.86%
• 1M: -4.75%
• YTD: -4.94%
• 6M: -2.62%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BOXA vs. AAUS - Expense Ratio Comparison

BOXA has a 0.23% expense ratio, which is higher than AAUS's 0.15% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

BOXA

Alpha Architect Aggregate Bond ETF

AAUS

Alpha Architect US Equity ETF

Return for Risk

BOXA vs. AAUS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

BOXA

BOXA Risk / Return Rank: 39
BOXA Sharpe Ratio Rank: 41
BOXA Sortino Ratio Rank: 38
BOXA Omega Ratio Rank: 33
BOXA Calmar Ratio Rank: 44
BOXA Martin Ratio Rank: 39

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

BOXA vs. AAUS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Alpha Architect Aggregate Bond ETF (BOXA) and Alpha Architect US Equity ETF (AAUS). 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.

	BOXA	AAUS	Difference
Sharpe ratio Return per unit of total volatility	0.75	—	—
Sortino ratio Return per unit of downside risk	1.06	—	—
Omega ratio Gain probability vs. loss probability	1.13	—	—
Calmar ratio Return relative to maximum drawdown	1.13	—	—
Martin ratio Return relative to average drawdown	3.61	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	BOXA	AAUS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.75	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.00	0.49	+0.51

Correlation

The correlation between BOXA and AAUS is 0.15, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

BOXA vs. AAUS - Dividend Comparison

BOXA's dividend yield for the trailing twelve months is around 0.13%, less than AAUS's 0.39% yield.

	TTM	2025
BOXA Alpha Architect Aggregate Bond ETF	0.13%	0.13%
AAUS Alpha Architect US Equity ETF	0.39%	0.37%

Drawdowns

BOXA vs. AAUS - Drawdown Comparison

The maximum BOXA drawdown since its inception was -2.87%, smaller than the maximum AAUS drawdown of -9.13%. Use the drawdown chart below to compare losses from any high point for BOXA and AAUS.

Drawdown Indicators

	BOXA	AAUS	Difference
Max Drawdown Largest peak-to-trough decline	-2.87%	-9.13%	+6.26%
Max Drawdown (1Y) Largest decline over 1 year	-2.87%	—	—
Current Drawdown Current decline from peak	-1.98%	-6.53%	+4.55%
Average Drawdown Average peak-to-trough decline	-0.59%	-1.40%	+0.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.90%	—	—

Volatility

Volatility by Period

	BOXA	AAUS	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.55%	—	—
Volatility (6M) Calculated over the trailing 6-month period	2.42%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	4.15%	12.79%	-8.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.18%	12.79%	-8.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.18%	12.79%	-8.61%