PortfoliosLab logoPortfoliosLab logo
ISIN
US9219377515
CUSIP
921937751
Issuer
Vanguard
Inception Date
Nov 30, 2011
Min. Investment
$100,000,000
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


Loading charts...

Compare stocks, funds, or ETFs

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


Performance

VBIUX Performance Chart

Vanguard Intermediate-Term Bond Index Fund Institutional Plus (VBIUX) is down 0.0% since the beginning of the year. VBIUX is currently trading at $10 per share. Investors who bought $1,000 worth of VBIUX shares 5 years ago would now be looking at an investment worth $1,012.


Loading charts...

S&P 500 Index

Returns By Period

Vanguard Intermediate-Term Bond Index Fund Institutional Plus (VBIUX) has returned -0.04% so far this year and 5.09% over the past 12 months. Over the last ten years, VBIUX has returned 1.89% per year, falling short of the S&P 500 Index benchmark, which averaged 13.75% annually.


Vanguard Intermediate-Term Bond Index Fund Institutional Plus

1D
-0.10%
1M
-0.01%
YTD
-0.04%
6M
-0.06%
1Y
5.09%
3Y*
4.29%
5Y*
0.23%
10Y*
1.89%

Benchmark (S&P 500 Index)

1D
0.13%
1M
5.25%
YTD
11.16%
6M
11.43%
1Y
28.20%
3Y*
21.12%
5Y*
12.66%
10Y*
13.75%
*Multi-year figures are annualized to reflect compound growth (CAGR)

VBIUX Monthly Returns History

Based on dividend-adjusted daily data since Sep 27, 2011, VBIUX's average daily return is +0.01%, while the average monthly return is +0.21%. At this rate, an investment would double in approximately 27.5 years.

Historically, 57% of months were positive and 43% were negative. The best month was Nov 2023 with a return of +4.7%, while the worst month was Sep 2022 at -4.3%. The longest winning streak lasted 8 consecutive months, and the longest losing streak was 6 months.

On a daily basis, VBIUX closed higher 46% of trading days. The best single day was Nov 10, 2022 with a return of +1.9%, while the worst single day was Mar 17, 2020 at -2.1%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026-0.02%1.85%-2.07%0.17%0.18%-0.10%-0.04%
20250.64%2.18%0.35%0.92%-0.52%1.60%-0.23%1.51%0.72%0.54%0.91%-0.31%8.60%
20240.01%-1.65%0.91%-2.44%1.74%1.01%2.70%1.38%1.45%-2.79%1.10%-1.70%1.56%
20233.41%-2.96%3.24%0.58%-1.18%-0.82%-0.02%-0.51%-2.50%-1.84%4.68%3.69%5.53%
2022-2.20%-0.80%-3.37%-3.89%0.84%-1.59%2.85%-3.24%-4.31%-0.89%3.68%-0.85%-13.24%
2021-0.87%-1.92%-1.78%1.08%0.58%0.73%1.48%-0.33%-1.15%-0.67%0.40%-0.16%-2.64%

Benchmark Metrics

Vanguard Intermediate-Term Bond Index Fund Institutional Plus has an annualized alpha of 3.02%, beta of -0.03, and R2 of 0.01 versus S&P 500 Index. Calculated based on daily prices since September 28, 2011.

  • This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (11.78%) than losses (11.48%) - typical of diversified or defensive assets.
  • Beta of -0.03 may look defensive, but with R2 of 0.01 this fund is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
  • R2 of 0.01 means this fund moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
3.02%
Beta
-0.03
0.01
Upside Capture
11.78%
Downside Capture
11.48%

Expense Ratio

VBIUX has an expense ratio of 0.04%, which is considered low.


Return for Risk

Risk / Return Rank

VBIUX ranks 16 for risk / return — in the bottom 16% of mutual funds on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.


VBIUX Risk / Return Rank: 1616
Overall Rank
VBIUX Sharpe Ratio Rank: 1717
Sharpe Ratio Rank
VBIUX Sortino Ratio Rank: 1717
Sortino Ratio Rank
VBIUX Omega Ratio Rank: 1515
Omega Ratio Rank
VBIUX Calmar Ratio Rank: 1616
Calmar Ratio Rank
VBIUX Martin Ratio Rank: 1515
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Vanguard Intermediate-Term Bond Index Fund Institutional Plus (VBIUX) and compare them to S&P 500 Index.


VBIUXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

1.16

2.39

-1.23

Sortino ratio

Return per unit of downside risk

1.74

3.25

-1.51

Omega ratio

Gain probability vs. loss probability

1.20

1.43

-0.23

Calmar ratio

Return relative to maximum drawdown

1.45

3.11

-1.67

Martin ratio

Return relative to average drawdown

4.29

14.38

-10.09

Dividends

Dividend History

Vanguard Intermediate-Term Bond Index Fund Institutional Plus provided a 4.24% dividend yield over the last twelve months, with an annual payout of $0.44 per share. The fund has been increasing its distributions for 3 consecutive years.


2.50%3.00%3.50%4.00%$0.00$0.10$0.20$0.30$0.4020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.44$0.43$0.39$0.27$0.24$0.37$0.37$0.33$0.32$0.31$0.35$0.35

Dividend yield

4.24%4.04%3.82%2.59%2.42%3.08%2.95%2.76%2.89%2.77%3.09%3.14%

Monthly Dividends

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


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.04$0.03$0.04$0.04$0.04$0.00$0.19
2025$0.03$0.03$0.04$0.03$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.43
2024$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.39
2023$0.02$0.02$0.03$0.00$0.03$0.03$0.03$0.03$0.03$0.00$0.03$0.03$0.27
2022$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.24
2021$0.00$0.00$0.06$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.15$0.37

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.


Loading charts...

Worst Drawdowns

The table below displays the maximum drawdowns of the Vanguard Intermediate-Term Bond Index Fund Institutional Plus. 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 Intermediate-Term Bond Index Fund Institutional Plus was 19.18%, occurring on Oct 20, 2022. Recovery took 840 trading sessions.

The current Vanguard Intermediate-Term Bond Index Fund Institutional Plus drawdown is 1.83%.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-19.18%Oct 2022
1y 9mo3y 4mo
5y 1moJan 2021 - Feb 2026
COVID crash2020
-7.43%Mar 2020
10d2mo 11d
2mo 21dMar 2020 - May 2020
2013 pullback2013
-7.39%Sep 2013
4mo 5d11mo 6d
1y 3moMay 2013 - Aug 2014
2016 pullback2016
-5.77%Dec 2016
5mo 7d8mo 24d
1y 1moJul 2016 - Sep 2017
2018 pullback2018
-5.00%May 2018
8mo 10d8mo 20d
1y 4moSep 2017 - Jan 2019

Drawdown Indicators


VBIUXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-19.18%

-56.78%

+37.60%

Max Drawdown (1Y)

Largest decline over 1 year

-3.33%

-9.10%

+5.77%

Max Drawdown (3Y)

Largest decline over 3 years

-6.05%

-18.90%

+12.85%

Max Drawdown (5Y)

Largest decline over 5 years

-18.83%

-25.43%

+6.60%

Max Drawdown (10Y)

Largest decline over 10 years

-19.18%

-33.92%

+14.74%

Current Drawdown

Current decline from peak

-1.83%

0.00%

-1.83%

Average Drawdown

Average peak-to-trough decline

-4.09%

-10.72%

+6.63%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.12%

1.97%

-0.85%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


Loading charts...

Portfolio Analyzer

Build a portfolio with VBIUX

Add Vanguard Intermediate-Term Bond Index Fund Institutional Plus to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

Open Portfolio Analyzer with VBIUX