CMBO vs. BOXX

Last updated Jun 6, 2026

CMBO (Wayfinder Dynamic U.S. Interest Rate ETF) and BOXX (Alpha Architect 1-3 Month Box ETF) are both Ultrashort Bond funds. CMBO is actively managed, while BOXX is passively managed. At a 0.34 correlation, their price movements are largely independent. CMBO charges 0.15%/yr vs 0.19%/yr for BOXX.

Performance

CMBO vs. BOXX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Wayfinder Dynamic U.S. Interest Rate ETF (CMBO) and Alpha Architect 1-3 Month Box ETF (BOXX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with CMBO having a 1.63% return and BOXX slightly lower at 1.61%.

CMBO

• 1D: 0.04%
• 1M: 0.33%
• YTD: 1.63%
• 6M: 1.95%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

BOXX

• 1D: 0.02%
• 1M: 0.31%
• YTD: 1.61%
• 6M: 1.97%
• 1Y: 4.09%
• 3Y*: 4.75%
• 5Y*: —
• 10Y*: —

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

CMBO vs. BOXX - Yearly Performance Comparison

	2026 (YTD)	2025
CMBO Wayfinder Dynamic U.S. Interest Rate ETF	1.63%	0.52%
BOXX Alpha Architect 1-3 Month Box ETF	1.61%	0.74%

Correlation

The correlation between CMBO and BOXX is 0.34, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Nov 5, 2025	0.34

Return for Risk

CMBO vs. BOXX — Risk / Return Rank

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

BOXX

BOXX Risk / Return Rank: 100
BOXX Sharpe Ratio Rank: 100
BOXX Sortino Ratio Rank: 100
BOXX Omega Ratio Rank: 100
BOXX Calmar Ratio Rank: 100
BOXX Martin Ratio Rank: 100

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.

CMBO vs. BOXX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Wayfinder Dynamic U.S. Interest Rate ETF (CMBO) and Alpha Architect 1-3 Month Box ETF (BOXX). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	CMBO	BOXX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	12.84	—
Sharpe Ratio (All Time) Calculated using the full available price history	9.91	12.91	-3.00

Drawdowns

CMBO vs. BOXX - Drawdown Comparison

The maximum CMBO drawdown since its inception was -0.22%, which is greater than BOXX's maximum drawdown of -0.12%. Use the drawdown chart below to compare losses from any high point for CMBO and BOXX.

Drawdown Indicators

	CMBO	BOXX	Difference
Max Drawdown Largest peak-to-trough decline	-0.22%	-0.12%	-0.10%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.07%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-0.12%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-0.01%	-0.00%	-0.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.01%	—

Volatility

Volatility by Period

	CMBO	BOXX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.09%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.25%	—
Volatility (1Y) Calculated over the trailing 1-year period	0.38%	0.32%	+0.06%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.38%	0.37%	+0.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.38%	0.37%	+0.01%

CMBO vs. BOXX - Expense Ratio Comparison

CMBO has a 0.15% expense ratio, which is lower than BOXX's 0.19% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

CMBO vs. BOXX - Dividend Comparison

Neither CMBO nor BOXX has paid dividends to shareholders.

Position	TTM	2025	2024
BOXX Alpha Architect 1-3 Month Box ETF	0.00%	0.00%	0.26%
CMBO Wayfinder Dynamic U.S. Interest Rate ETF	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both CMBO and BOXX in my portfolio?

CMBO and BOXX have a correlation of 0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, CMBO or BOXX?

On fees, CMBO is cheaper at 0.15% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, CMBO or BOXX?

CMBO is cheaper with a 0.15% expense ratio, compared with 0.19% for BOXX.

Which ETF pays a higher dividend yield, CMBO or BOXX?

CMBO and BOXX have nearly identical dividend yields, around 0.00%.

What is the main difference between CMBO and BOXX?

They also come from different issuers: Wayfinder and Alpha Architect. Their fees differ too: 0.15% for CMBO and 0.19% for BOXX.