BOXX vs. FLTB
BOXX (Alpha Architect 1-3 Month Box ETF) and FLTB (Fidelity Limited Term Bond ETF) are both exchange-traded funds - BOXX is a Ultrashort Bond fund tracking the Solactive 1-3 Month US T-Bill Index, while FLTB is a Short-Term Bond fund actively managed by Fidelity. BOXX is passively managed, while FLTB is actively managed. Over the past 3 years, BOXX returned 4.72%/yr vs 5.64%/yr for FLTB. At a 0.03 correlation, their price movements are largely independent. BOXX charges 0.19%/yr vs 0.25%/yr for FLTB.
Performance
BOXX vs. FLTB - Performance Comparison
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Returns By Period
In the year-to-date period, BOXX achieves a 1.75% return, which is significantly higher than FLTB's 1.10% return.
BOXX
- 1D
- 0.04%
- 1M
- 0.23%
- YTD
- 1.75%
- 6M
- 1.87%
- 1Y
- 4.00%
- 3Y*
- 4.72%
- 5Y*
- —
- 10Y*
- —
FLTB
- 1D
- 0.04%
- 1M
- 0.48%
- YTD
- 1.10%
- 6M
- 1.27%
- 1Y
- 4.10%
- 3Y*
- 5.64%
- 5Y*
- 2.35%
- 10Y*
- 2.44%
BOXX vs. FLTB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
BOXX Alpha Architect 1-3 Month Box ETF | 1.75% | 4.37% | 5.16% | 5.04% | 0.07% |
FLTB Fidelity Limited Term Bond ETF | 1.10% | 6.60% | 5.14% | 5.94% | -0.09% |
Correlation
The correlation between BOXX and FLTB is -0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.04 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.01 |
Correlation (All Time) Calculated using the full available price history since Dec 28, 2022 | 0.03 |
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Return for Risk
BOXX vs. FLTB — Risk / Return Rank
BOXX
FLTB
BOXX vs. FLTB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Alpha Architect 1-3 Month Box ETF (BOXX) and Fidelity Limited Term Bond ETF (FLTB). 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.
| BOXX | FLTB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +10.48 | ||
| Sortino ratioReturn per unit of downside risk | +32.22 | ||
| Omega ratioGain probability vs. loss probability | 8.74 | 1.37 | +7.37 |
| Calmar ratioReturn relative to maximum drawdown | 58.32 | 2.70 | +55.62 |
| Martin ratioReturn relative to average drawdown | 497.74 | 11.27 | +486.47 |
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Drawdowns
BOXX vs. FLTB - Drawdown Comparison
The maximum BOXX drawdown since its inception was -0.12%, smaller than the maximum FLTB drawdown of -9.37%. Use the drawdown chart below to compare losses from any high point for BOXX and FLTB.
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Drawdown Indicators
| BOXX | FLTB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -0.12% | -9.37% | +9.25% |
Max Drawdown (1Y)Largest decline over 1 year | -0.07% | -1.52% | +1.45% |
Max Drawdown (3Y)Largest decline over 3 years | -0.12% | -1.52% | +1.40% |
Max Drawdown (5Y)Largest decline over 5 years | — | -9.26% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -9.37% | — |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -0.00% | -1.39% | +1.39% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.01% | 0.36% | -0.35% |
Volatility
BOXX vs. FLTB - Volatility Comparison
The current volatility for Alpha Architect 1-3 Month Box ETF (BOXX) is 0.10%, while Fidelity Limited Term Bond ETF (FLTB) has a volatility of 0.59%. This indicates that BOXX experiences smaller price fluctuations and is considered to be less risky than FLTB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BOXX | FLTB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.10% | 0.59% | -0.49% |
Volatility (6M)Calculated over the trailing 6-month period | 0.26% | 1.66% | -1.40% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.32% | 2.09% | -1.77% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.37% | 2.81% | -2.44% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 0.37% | 2.94% | -2.57% |
BOXX vs. FLTB - Expense Ratio Comparison
BOXX has a 0.19% expense ratio, which is lower than FLTB's 0.25% 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
BOXX vs. FLTB - Dividend Comparison
BOXX has not paid dividends to shareholders, while FLTB's dividend yield for the trailing twelve months is around 4.35%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BOXX Alpha Architect 1-3 Month Box ETF | 0.00% | 0.00% | 0.26% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
FLTB Fidelity Limited Term Bond ETF | 4.35% | 4.31% | 4.11% | 3.20% | 1.63% | 0.89% | 1.56% | 2.67% | 2.50% | 1.78% | 1.59% | 1.63% |
Frequently Asked Questions
BOXX and FLTB have a correlation of -0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FLTB has higher volatility (0.59%) compared to BOXX (0.10%). In terms of maximum drawdown, BOXX dropped -0.12% vs FLTB's -9.37%.
On 3-year performance, FLTB leads with 5.64% vs 4.72% for BOXX. On fees, BOXX is cheaper at 0.19% per year. On volatility, BOXX has been the lower-risk option at 0.10%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, FLTB has performed better with a 5.64% return vs 4.72%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
BOXX is cheaper with a 0.19% expense ratio, compared with 0.25% for FLTB.
FLTB has the higher dividend yield at 4.35%, compared with 0.00% for BOXX.
BOXX is categorized as Ultrashort Bond, while FLTB is Short-Term Bond. They also come from different issuers: Alpha Architect and Fidelity. Their fees differ too: 0.19% for BOXX and 0.25% for FLTB.
BOXX currently has the higher Sharpe Ratio (12.45 vs 1.97), 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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