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Vanguard Long-Term Bond Index Fund Institutional S...
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX)

Mutual Fund · Currency in USD · Last updated May 30, 2025

Fund Info

ISIN

US9219378760

CUSIP

921937876

Issuer

Vanguard

Inception Date

Feb 2, 2006

Category

Total Bond Market

Min. Investment

$5,000,000

Home Page

advisors.vanguard.com

Asset Class

Bond

Expense Ratio

VBLLX has an expense ratio of 0.05%, which is considered low.

Share Price Chart

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Compare to other instruments

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Vanguard Long-Term Bond Index Fund Institutional Shares

Popular comparisons:
VBLLX vs. VLGIX VBLLX vs. VLCIX VBLLX vs. BND VBLLX vs. SWAGX
Popular comparisons:
VBLLX vs. VLGIX VBLLX vs. VLCIX VBLLX vs. BND VBLLX vs. SWAGX

Performance

Performance Chart

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S&P 500

Returns By Period

Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX) returned 0.08% year-to-date (YTD) and 3.01% over the past 12 months. Over the past 10 years, VBLLX returned 1.20% annually, underperforming the S&P 500 benchmark at 10.85%.

VBLLX

YTD

0.08%

1M

-2.66%

6M

-3.70%

1Y

3.01%

3Y*

-2.71%

5Y*

-5.18%

10Y*

1.20%

^GSPC (Benchmark)

YTD

0.51%

1M

6.15%

6M

-2.00%

1Y

12.92%

3Y*

12.68%

5Y*

14.19%

10Y*

10.85%

*Annualized

Monthly Returns

The table below presents the monthly returns of VBLLX, with color gradation from worst to best to easily spot seasonal factors. Returns are adjusted for dividends.

JanFebMarAprMayJunJulAugSepOctNovDecTotal
20250.49%4.31%-1.09%-1.22%-2.29%0.08%
2024-1.41%-2.44%1.40%-5.31%2.83%1.13%3.40%2.01%2.33%-4.65%2.04%-4.91%-4.11%
20237.09%-4.98%4.41%0.77%-2.76%0.79%-1.06%-2.34%-6.19%-4.54%9.96%7.77%7.57%
2022-4.61%-2.52%-3.98%-9.26%-0.34%-2.91%3.71%-4.35%-8.27%-3.79%8.12%-1.89%-27.20%
2021-2.89%-4.24%-3.73%2.22%0.59%3.83%2.80%-0.33%-2.35%1.59%1.38%-1.14%-2.62%
20205.76%3.82%-3.15%4.20%0.20%1.87%5.29%-4.17%0.23%-1.83%3.67%-0.12%16.27%
20191.93%-0.51%4.84%-0.48%4.31%2.46%0.78%8.10%-1.99%-0.23%0.21%-1.30%19.15%
2018-2.05%-3.12%1.12%-2.01%0.93%-0.27%0.34%0.63%-1.39%-3.07%0.42%3.88%-4.71%
20170.64%1.78%-0.61%1.50%1.92%0.96%0.32%2.10%-1.02%0.39%0.52%1.94%10.89%
20162.33%1.96%2.98%1.32%0.11%5.13%2.61%-0.09%-1.03%-2.98%-6.22%0.74%6.54%
20156.65%-3.60%0.23%-2.36%-2.13%-3.49%2.69%-1.48%1.17%0.57%-0.48%-1.06%-3.66%
20144.75%1.43%0.68%2.12%2.54%0.13%0.36%3.52%-2.51%2.04%1.86%1.57%19.91%
Go deeper with the Portfolio Analysis tool — backtest performance, assess risk, compare to benchmarks, and more

Risk-Adjusted Performance

Risk-Adjusted Performance Rank

The current rank of VBLLX is 15, meaning it’s performing worse than 85% of other mutual funds on our website when it comes to balancing risk and reward. Below is a breakdown of how it compares using common performance measures.

The Risk-Adjusted Performance Rank of VBLLX is 1515
Overall Rank
The Sharpe Ratio Rank of VBLLX is 2222
Sharpe Ratio Rank
The Sortino Ratio Rank of VBLLX is 1313
Sortino Ratio Rank
The Omega Ratio Rank of VBLLX is 1212
Omega Ratio Rank
The Calmar Ratio Rank of VBLLX is 1313
Calmar Ratio Rank
The Martin Ratio Rank of VBLLX is 1414
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

Risk-Adjusted Performance Indicators

The charts below present risk-adjusted performance metrics for Vanguard Long-Term Bond Index Fund Institutional Shares (VBLLX) and compare them to a chosen benchmark (^GSPC). These indicators evaluate an investment's returns against its associated risks.

The Sharpe ratio helps investors understand how much return they're getting for the level of risk taken. A higher Sharpe ratio indicates better risk-adjusted performance, meaning more reward for each unit of risk.

Vanguard Long-Term Bond Index Fund Institutional Shares Sharpe ratios as of May 30, 2025 (values are recalculated daily):

  • 1-Year: 0.26
  • 5-Year: -0.40
  • 10-Year: 0.10
  • All Time: 0.35

These values reflect how efficiently the investment has delivered returns relative to its volatility over different time periods. All figures are annualized and based on daily total returns (including price changes and dividends).

The chart below shows the rolling Sharpe ratio of Vanguard Long-Term Bond Index Fund Institutional Shares compared to the selected benchmark. This view highlights how the investment's risk-adjusted performance has changed over time.

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Go to the full Sharpe Ratio tool to analyze any stock or portfolio. Customize time frames, set your own risk-free rate, and more

Dividends

Dividend History

Vanguard Long-Term Bond Index Fund Institutional Shares provided a 4.76% dividend yield over the last twelve months, with an annual payout of $0.49 per share. The fund has been increasing its distributions for 2 consecutive years.

3.50%4.00%4.50%5.00%5.50%6.00%$0.00$0.20$0.40$0.60$0.80$1.0020142015201620172018201920202021202220232024
Dividends
Dividend Yield
PeriodTTM20242023202220212020201920182017201620152014
Dividend$0.49$0.48$0.47$0.46$0.53$0.97$0.55$0.55$0.54$0.57$0.60$0.58

Dividend yield

4.76%4.65%4.10%4.15%3.37%5.84%3.62%4.17%3.71%4.20%4.52%4.05%

Monthly Dividends

The table displays the monthly dividend distributions for Vanguard Long-Term Bond Index Fund Institutional Shares. The dividends shown in the table have been adjusted to account for any splits that may have occurred.

JanFebMarAprMayJunJulAugSepOctNovDecTotal
2025$0.04$0.04$0.04$0.04$0.00$0.16
2024$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.48
2023$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.47
2022$0.04$0.03$0.05$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.46
2021$0.04$0.04$0.09$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.07$0.53
2020$0.04$0.04$0.09$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.48$0.97
2019$0.05$0.04$0.05$0.04$0.05$0.04$0.04$0.04$0.04$0.04$0.04$0.07$0.55
2018$0.05$0.04$0.07$0.04$0.05$0.04$0.05$0.05$0.04$0.05$0.04$0.05$0.55
2017$0.05$0.04$0.05$0.04$0.05$0.04$0.05$0.05$0.04$0.05$0.04$0.05$0.54
2016$0.05$0.04$0.05$0.05$0.05$0.05$0.05$0.05$0.04$0.05$0.04$0.07$0.57
2015$0.05$0.04$0.06$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.07$0.60
2014$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.58

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.

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Worst Drawdowns

The table below displays the maximum drawdowns of the Vanguard Long-Term Bond Index Fund Institutional Shares. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Vanguard Long-Term Bond Index Fund Institutional Shares was 38.12%, occurring on Oct 19, 2023. The portfolio has not yet recovered.

The current Vanguard Long-Term Bond Index Fund Institutional Shares drawdown is 28.82%.

Depth

Start

To Bottom

Bottom

To Recover

End

Total

-38.12%Aug 7, 2020806Oct 19, 2023———
-17.78%Mar 9, 20209Mar 19, 202077Jul 9, 202086
-14.48%May 2, 201378Aug 21, 2013227Jul 17, 2014305
-13.17%Sep 10, 200838Oct 31, 200830Dec 15, 200868
-12.32%Feb 2, 2015102Jun 26, 2015236Jun 3, 2016338
Go to the full Drawdowns tool for more analysis options, including inflation-adjusted drawdowns, and more

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.

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