BOXA vs. EDV
BOXA (Alpha Architect Aggregate Bond ETF) and EDV (Vanguard Extended Duration Treasury ETF) are both exchange-traded funds - BOXA is a Intermediate Core Bond fund actively managed by Alpha Architect, while EDV is a Government Bonds fund tracking the Bloomberg U.S. Treasury STRIPS 20-30 Year Equal Par Bond Index. BOXA is actively managed, while EDV is passively managed. Over the past year, BOXA returned 1.43% vs -5.09% for EDV. Their correlation of 0.83 means they have usually moved in the same direction. BOXA charges 0.23%/yr vs 0.05%/yr for EDV.
Performance
BOXA vs. EDV - Performance Comparison
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Returns By Period
In the year-to-date period, BOXA achieves a -0.22% return, which is significantly higher than EDV's -4.32% return.
BOXA
- 1D
- 0.06%
- 1M
- -0.76%
- 6M
- -0.45%
- YTD
- -0.22%
- 1Y
- 1.43%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 3.16%
EDV
- 1D
- 0.35%
- 1M
- -4.17%
- 6M
- -3.58%
- YTD
- -4.32%
- 1Y
- -5.09%
- 3Y*
- -4.09%
- 5Y*
- -12.06%
- 10Y*
- -4.26%
- ALL TIME*
- 2.45%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $142.22K | $95.57K | $87.96K | |
| $94.12M | $76.28M | $68.00M |
BOXA vs. EDV - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
BOXA Alpha Architect Aggregate Bond ETF | -0.22% | 5.41% | 0.02% |
EDV Vanguard Extended Duration Treasury ETF | -4.32% | 0.65% | -4.58% |
Correlation
The correlation between BOXA and EDV is 0.78, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.78 |
Correlation (All Time) Calculated using the full available price history since Dec 18, 2024 | 0.83 |
The correlation between BOXA and EDV has been stable across timeframes, ranging from 0.78 to 0.83 - a consistent structural relationship.
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Return for Risk
BOXA vs. EDV — Risk / Return Rank
BOXA
EDV
BOXA vs. EDV - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Alpha Architect Aggregate Bond ETF (BOXA) and Vanguard Extended Duration Treasury ETF (EDV). 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.
| BOXA | EDV | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.76 | ||
| Sortino ratioReturn per unit of downside risk | +0.99 | ||
| Omega ratioGain probability vs. loss probability | 1.07 | 0.95 | +0.12 |
| Calmar ratioReturn relative to maximum drawdown | 0.45 | -0.39 | +0.83 |
| Martin ratioReturn relative to average drawdown | 1.08 | -0.79 | +1.87 |
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Drawdowns
BOXA vs. EDV - Drawdown Comparison
The maximum BOXA drawdown since its inception was -3.22%, smaller than the maximum EDV drawdown of -59.96%. Use the drawdown chart below to compare losses from any high point for BOXA and EDV.
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Drawdown Indicators
| BOXA | EDV | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -3.22% | -59.96% | +56.74% |
Max Drawdown (1Y)Largest decline over 1 year | -3.22% | -13.24% | +10.02% |
Max Drawdown (3Y)Largest decline over 3 years | — | -22.74% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -55.03% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -59.96% | — |
Current DrawdownCurrent decline from peak | -2.07% | -56.10% | +54.03% |
Average DrawdownAverage peak-to-trough decline | -0.88% | -23.72% | +22.84% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.32% | 6.47% | -5.15% |
Volatility
BOXA vs. EDV - Volatility Comparison
The current volatility for Alpha Architect Aggregate Bond ETF (BOXA) is 1.07%, while Vanguard Extended Duration Treasury ETF (EDV) has a volatility of 3.97%. This indicates that BOXA experiences smaller price fluctuations and is considered to be less risky than EDV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BOXA | EDV | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.07% | 3.97% | -2.90% |
Volatility (6M)Calculated over the trailing 6-month period | 2.94% | 10.28% | -7.34% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.63% | 14.03% | -10.40% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.13% | 21.52% | -17.39% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.13% | 19.73% | -15.60% |
BOXA vs. EDV - Expense Ratio Comparison
BOXA has a 0.23% expense ratio, which is higher than EDV's 0.05% 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%.
Dividends
BOXA vs. EDV - Dividend Comparison
BOXA's dividend yield for the trailing twelve months is around 0.13%, less than EDV's 5.34% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BOXA Alpha Architect Aggregate Bond ETF | 0.13% | 0.13% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
EDV Vanguard Extended Duration Treasury ETF | 5.34% | 4.94% | 4.65% | 3.81% | 3.28% | 1.95% | 5.54% | 3.51% | 2.90% | 2.92% | 5.32% | 4.24% |
Frequently Asked Questions
BOXA and EDV have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
EDV has higher volatility (3.97%) compared to BOXA (1.07%). In terms of maximum drawdown, BOXA dropped -3.22% vs EDV's -59.96%.
On 1-year performance, BOXA leads with 1.43% vs -5.09% for EDV. On fees, EDV is cheaper at 0.05% per year. On volatility, BOXA has been the lower-risk option at 1.07%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, BOXA has performed better with a 1.43% return vs -5.09%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
EDV is cheaper with a 0.05% expense ratio, compared with 0.23% for BOXA.
EDV has the higher dividend yield at 5.34%, compared with 0.13% for BOXA.
BOXA is categorized as Intermediate Core Bond, while EDV is Government Bonds. They also come from different issuers: Alpha Architect and Vanguard. Their fees differ too: 0.23% for BOXA and 0.05% for EDV.
BOXA currently has the higher Sharpe Ratio (0.40 vs -0.36), 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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