VBLIX vs. VBMPX
Compare and contrast key facts about Vanguard Long-Term Bond Index Fund Institutional Plus (VBLIX) and Vanguard Total Bond Market Index Fund Institutional Plus Shares (VBMPX).
VBLIX is managed by Vanguard. It was launched on Oct 6, 2011. VBMPX is managed by Vanguard. It was launched on Feb 5, 2010.
Performance
VBLIX vs. VBMPX - Performance Comparison
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VBLIX vs. VBMPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VBLIX Vanguard Long-Term Bond Index Fund Institutional Plus | -1.15% | 6.61% | -4.11% | 6.78% | -27.20% | -3.08% | 16.29% | 19.16% | -4.70% | 10.90% |
VBMPX Vanguard Total Bond Market Index Fund Institutional Plus Shares | -0.49% | 7.18% | 1.27% | 5.75% | -13.14% | -1.95% | 7.75% | 8.74% | -0.24% | 3.58% |
Returns By Period
In the year-to-date period, VBLIX achieves a -1.15% return, which is significantly lower than VBMPX's -0.49% return. Over the past 10 years, VBLIX has underperformed VBMPX with an annualized return of 0.98%, while VBMPX has yielded a comparatively higher 1.60% annualized return.
VBLIX
- 1D
- 1.17%
- 1M
- -4.16%
- YTD
- -1.15%
- 6M
- -1.39%
- 1Y
- 1.64%
- 3Y*
- 0.52%
- 5Y*
- -3.09%
- 10Y*
- 0.98%
VBMPX
- 1D
- 0.52%
- 1M
- -2.23%
- YTD
- -0.49%
- 6M
- 0.50%
- 1Y
- 3.78%
- 3Y*
- 3.46%
- 5Y*
- 0.25%
- 10Y*
- 1.60%
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VBLIX vs. VBMPX - Expense Ratio Comparison
VBLIX has a 0.04% expense ratio, which is higher than VBMPX's 0.03% 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%.
Return for Risk
VBLIX vs. VBMPX — Risk / Return Rank
VBLIX
VBMPX
VBLIX vs. VBMPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Long-Term Bond Index Fund Institutional Plus (VBLIX) and Vanguard Total Bond Market Index Fund Institutional Plus Shares (VBMPX). 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.
| VBLIX | VBMPX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.29 | 1.00 | -0.71 |
Sortino ratioReturn per unit of downside risk | 0.45 | 1.45 | -1.00 |
Omega ratioGain probability vs. loss probability | 1.06 | 1.18 | -0.12 |
Calmar ratioReturn relative to maximum drawdown | 0.54 | 1.79 | -1.25 |
Martin ratioReturn relative to average drawdown | 1.32 | 5.11 | -3.79 |
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
| VBLIX | VBMPX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.29 | 1.00 | -0.71 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.24 | 0.04 | -0.28 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.09 | 0.32 | -0.24 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.21 | 0.51 | -0.30 |
Correlation
The correlation between VBLIX and VBMPX is 0.93, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
VBLIX vs. VBMPX - Dividend Comparison
VBLIX's dividend yield for the trailing twelve months is around 4.37%, more than VBMPX's 3.63% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VBLIX Vanguard Long-Term Bond Index Fund Institutional Plus | 4.37% | 4.67% | 4.64% | 3.42% | 4.17% | 2.89% | 5.85% | 3.63% | 3.83% | 3.71% | 4.20% | 5.00% |
VBMPX Vanguard Total Bond Market Index Fund Institutional Plus Shares | 3.63% | 3.88% | 3.69% | 3.11% | 2.61% | 1.81% | 2.41% | 2.75% | 2.58% | 2.58% | 2.55% | 2.85% |
Drawdowns
VBLIX vs. VBMPX - Drawdown Comparison
The maximum VBLIX drawdown since its inception was -38.61%, which is greater than VBMPX's maximum drawdown of -18.90%. Use the drawdown chart below to compare losses from any high point for VBLIX and VBMPX.
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Drawdown Indicators
| VBLIX | VBMPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.61% | -18.90% | -19.71% |
Max Drawdown (1Y)Largest decline over 1 year | -6.87% | -2.73% | -4.14% |
Max Drawdown (5Y)Largest decline over 5 years | -36.49% | -18.12% | -18.37% |
Max Drawdown (10Y)Largest decline over 10 years | -38.61% | -18.90% | -19.71% |
Current DrawdownCurrent decline from peak | -25.94% | -3.13% | -22.81% |
Average DrawdownAverage peak-to-trough decline | -11.34% | -3.54% | -7.80% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.81% | 0.96% | +1.85% |
Volatility
VBLIX vs. VBMPX - Volatility Comparison
Vanguard Long-Term Bond Index Fund Institutional Plus (VBLIX) has a higher volatility of 3.47% compared to Vanguard Total Bond Market Index Fund Institutional Plus Shares (VBMPX) at 1.55%. This indicates that VBLIX's price experiences larger fluctuations and is considered to be riskier than VBMPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VBLIX | VBMPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.47% | 1.55% | +1.92% |
Volatility (6M)Calculated over the trailing 6-month period | 5.53% | 2.59% | +2.94% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.56% | 4.37% | +5.19% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.89% | 5.99% | +6.90% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.58% | 4.97% | +6.61% |