VBLLX vs. VUBFX
Compare and contrast key facts about Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX) and Vanguard Ultra-Short-Term Bond Fund Investor Shares (VUBFX).
VBLLX is managed by Vanguard. It was launched on Feb 2, 2006. VUBFX is managed by Vanguard. It was launched on Feb 24, 2015.
Performance
VBLLX vs. VUBFX - Performance Comparison
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VBLLX vs. VUBFX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VBLLX Vanguard Long-Term Bond Index Fund Institutional Shares | -1.24% | 6.60% | -4.12% | 7.13% | -27.20% | -3.08% | 16.27% | 19.15% | -4.71% | 10.89% |
VUBFX Vanguard Ultra-Short-Term Bond Fund Investor Shares | 0.59% | 5.04% | 5.99% | 5.43% | -0.53% | 0.03% | 1.95% | 3.34% | 1.94% | 1.23% |
Returns By Period
In the year-to-date period, VBLLX achieves a -1.24% return, which is significantly lower than VUBFX's 0.59% return. Over the past 10 years, VBLLX has underperformed VUBFX with an annualized return of 1.00%, while VUBFX has yielded a comparatively higher 2.56% annualized return.
VBLLX
- 1D
- 1.07%
- 1M
- -4.25%
- YTD
- -1.24%
- 6M
- -1.49%
- 1Y
- 1.54%
- 3Y*
- 0.60%
- 5Y*
- -3.06%
- 10Y*
- 1.00%
VUBFX
- 1D
- 0.10%
- 1M
- -0.06%
- YTD
- 0.59%
- 6M
- 1.72%
- 1Y
- 4.31%
- 3Y*
- 5.24%
- 5Y*
- 3.26%
- 10Y*
- 2.56%
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VBLLX vs. VUBFX - Expense Ratio Comparison
VBLLX has a 0.05% expense ratio, which is lower than VUBFX's 0.20% 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%.
Return for Risk
VBLLX vs. VUBFX — Risk / Return Rank
VBLLX
VUBFX
VBLLX vs. VUBFX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX) and Vanguard Ultra-Short-Term Bond Fund Investor Shares (VUBFX). 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.
| VBLLX | VUBFX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.28 | 5.20 | -4.92 |
Sortino ratioReturn per unit of downside risk | 0.43 | 10.21 | -9.78 |
Omega ratioGain probability vs. loss probability | 1.05 | 3.61 | -2.56 |
Calmar ratioReturn relative to maximum drawdown | 0.52 | 14.81 | -14.29 |
Martin ratioReturn relative to average drawdown | 1.28 | 67.09 | -65.81 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| VBLLX | VUBFX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.28 | 5.20 | -4.92 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.24 | 3.34 | -3.58 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.09 | 3.07 | -2.98 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.35 | 3.06 | -2.71 |
Correlation
The correlation between VBLLX and VUBFX is 0.33, 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
VBLLX vs. VUBFX - Dividend Comparison
VBLLX's dividend yield for the trailing twelve months is around 4.37%, more than VUBFX's 4.12% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VBLLX Vanguard Long-Term Bond Index Fund Institutional Shares | 4.37% | 4.66% | 4.64% | 3.75% | 4.16% | 2.89% | 5.84% | 3.62% | 3.82% | 3.69% | 4.19% | 4.98% |
VUBFX Vanguard Ultra-Short-Term Bond Fund Investor Shares | 4.12% | 4.62% | 5.42% | 4.06% | 1.28% | 0.43% | 1.52% | 2.58% | 2.13% | 1.43% | 0.98% | 0.00% |
Drawdowns
VBLLX vs. VUBFX - Drawdown Comparison
The maximum VBLLX drawdown since its inception was -38.42%, which is greater than VUBFX's maximum drawdown of -1.86%. Use the drawdown chart below to compare losses from any high point for VBLLX and VUBFX.
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Drawdown Indicators
| VBLLX | VUBFX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.42% | -1.86% | -36.56% |
Max Drawdown (1Y)Largest decline over 1 year | -6.87% | -0.30% | -6.57% |
Max Drawdown (5Y)Largest decline over 5 years | -36.29% | -1.86% | -34.43% |
Max Drawdown (10Y)Largest decline over 10 years | -38.42% | -1.86% | -36.56% |
Current DrawdownCurrent decline from peak | -25.79% | -0.10% | -25.69% |
Average DrawdownAverage peak-to-trough decline | -9.06% | -0.17% | -8.89% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.81% | 0.07% | +2.74% |
Volatility
VBLLX vs. VUBFX - Volatility Comparison
Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX) has a higher volatility of 3.42% compared to Vanguard Ultra-Short-Term Bond Fund Investor Shares (VUBFX) at 0.34%. This indicates that VBLLX's price experiences larger fluctuations and is considered to be riskier than VUBFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VBLLX | VUBFX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.42% | 0.34% | +3.08% |
Volatility (6M)Calculated over the trailing 6-month period | 5.49% | 0.55% | +4.94% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.55% | 0.84% | +8.71% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.89% | 0.98% | +11.91% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.58% | 0.84% | +10.74% |