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VBIUX vs. VUBFX
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Performance

VBIUX vs. VUBFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Intermediate-Term Bond Index Fund Institutional Plus (VBIUX) and Vanguard Ultra-Short-Term Bond Fund Investor Shares (VUBFX). The values are adjusted to include any dividend payments, if applicable.

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VBIUX vs. VUBFX - Yearly Performance Comparison


2026 (YTD)202520242023202220212020201920182017
VBIUX
Vanguard Intermediate-Term Bond Index Fund Institutional Plus
-0.65%8.60%1.56%5.53%-13.24%-2.64%9.83%10.23%-0.13%3.90%
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, VBIUX achieves a -0.65% return, which is significantly lower than VUBFX's 0.59% return. Over the past 10 years, VBIUX has underperformed VUBFX with an annualized return of 1.95%, while VUBFX has yielded a comparatively higher 2.56% annualized return.


VBIUX

1D
0.19%
1M
-1.88%
YTD
-0.65%
6M
0.20%
1Y
4.35%
3Y*
3.73%
5Y*
0.39%
10Y*
1.95%

VUBFX

1D
0.00%
1M
-0.10%
YTD
0.59%
6M
1.62%
1Y
4.31%
3Y*
5.24%
5Y*
3.26%
10Y*
2.56%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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VBIUX vs. VUBFX - Expense Ratio Comparison

VBIUX has a 0.04% 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

VBIUX vs. VUBFX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

VBIUX
VBIUX Risk / Return Rank: 4949
Overall Rank
VBIUX Sharpe Ratio Rank: 4848
Sharpe Ratio Rank
VBIUX Sortino Ratio Rank: 4848
Sortino Ratio Rank
VBIUX Omega Ratio Rank: 3434
Omega Ratio Rank
VBIUX Calmar Ratio Rank: 6565
Calmar Ratio Rank
VBIUX Martin Ratio Rank: 5252
Martin Ratio Rank

VUBFX
VUBFX Risk / Return Rank: 100100
Overall Rank
VUBFX Sharpe Ratio Rank: 100100
Sharpe Ratio Rank
VUBFX Sortino Ratio Rank: 100100
Sortino Ratio Rank
VUBFX Omega Ratio Rank: 9999
Omega Ratio Rank
VUBFX Calmar Ratio Rank: 100100
Calmar Ratio Rank
VUBFX Martin Ratio Rank: 100100
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.

VBIUX vs. VUBFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Intermediate-Term Bond Index Fund Institutional Plus (VBIUX) 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.


VBIUXVUBFXDifference

Sharpe ratio

Return per unit of total volatility

1.00

5.18

-4.17

Sortino ratio

Return per unit of downside risk

1.46

10.17

-8.72

Omega ratio

Gain probability vs. loss probability

1.18

3.60

-2.43

Calmar ratio

Return relative to maximum drawdown

1.61

14.46

-12.86

Martin ratio

Return relative to average drawdown

5.33

65.22

-59.89

VBIUX vs. VUBFX - Sharpe Ratio Comparison

The current VBIUX Sharpe Ratio is 1.00, which is lower than the VUBFX Sharpe Ratio of 5.18. The chart below compares the historical Sharpe Ratios of VBIUX and VUBFX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


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Sharpe Ratios by Period


VBIUXVUBFXDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.00

5.18

-4.17

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.06

3.34

-3.28

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.36

3.07

-2.71

Sharpe Ratio (All Time)

Calculated using the full available price history

0.47

3.06

-2.59

Correlation

The correlation between VBIUX and VUBFX is 0.44, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.


Dividends

VBIUX vs. VUBFX - Dividend Comparison

VBIUX's dividend yield for the trailing twelve months is around 3.80%, less than VUBFX's 4.12% yield.


TTM20252024202320222021202020192018201720162015
VBIUX
Vanguard Intermediate-Term Bond Index Fund Institutional Plus
3.80%4.04%3.82%2.59%2.42%3.08%2.95%2.76%2.89%2.77%3.09%3.14%
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

VBIUX vs. VUBFX - Drawdown Comparison

The maximum VBIUX drawdown since its inception was -19.18%, which is greater than VUBFX's maximum drawdown of -1.86%. Use the drawdown chart below to compare losses from any high point for VBIUX and VUBFX.


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Drawdown Indicators


VBIUXVUBFXDifference

Max Drawdown

Largest peak-to-trough decline

-19.18%

-1.86%

-17.32%

Max Drawdown (1Y)

Largest decline over 1 year

-3.18%

-0.30%

-2.88%

Max Drawdown (5Y)

Largest decline over 5 years

-18.83%

-1.86%

-16.97%

Max Drawdown (10Y)

Largest decline over 10 years

-19.18%

-1.86%

-17.32%

Current Drawdown

Current decline from peak

-2.43%

-0.10%

-2.33%

Average Drawdown

Average peak-to-trough decline

-4.11%

-0.17%

-3.94%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.96%

0.07%

+0.89%

Volatility

VBIUX vs. VUBFX - Volatility Comparison

Vanguard Intermediate-Term Bond Index Fund Institutional Plus (VBIUX) has a higher volatility of 1.65% compared to Vanguard Ultra-Short-Term Bond Fund Investor Shares (VUBFX) at 0.34%. This indicates that VBIUX'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


VBIUXVUBFXDifference

Volatility (1M)

Calculated over the trailing 1-month period

1.65%

0.34%

+1.31%

Volatility (6M)

Calculated over the trailing 6-month period

2.77%

0.55%

+2.22%

Volatility (1Y)

Calculated over the trailing 1-year period

4.60%

0.84%

+3.76%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

6.36%

0.98%

+5.38%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

5.37%

0.84%

+4.53%