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VWIUX vs. MUB
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility

Correlation

The correlation between VWIUX and MUB is 0.58, 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.


-0.50.00.51.0
Correlation: 0.6

Performance

VWIUX vs. MUB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares (VWIUX) and iShares National AMT-Free Muni Bond ETF (MUB). The values are adjusted to include any dividend payments, if applicable.

68.00%70.00%72.00%74.00%76.00%78.00%NovemberDecember2025FebruaryMarchApril
76.46%
69.32%
VWIUX
MUB

Key characteristics

Sharpe Ratio

VWIUX:

1.09

MUB:

0.55

Sortino Ratio

VWIUX:

1.53

MUB:

0.78

Omega Ratio

VWIUX:

1.22

MUB:

1.10

Calmar Ratio

VWIUX:

0.97

MUB:

0.47

Martin Ratio

VWIUX:

3.69

MUB:

1.99

Ulcer Index

VWIUX:

0.90%

MUB:

1.07%

Daily Std Dev

VWIUX:

3.03%

MUB:

3.89%

Max Drawdown

VWIUX:

-11.49%

MUB:

-13.68%

Current Drawdown

VWIUX:

-0.66%

MUB:

-1.59%

Returns By Period

In the year-to-date period, VWIUX achieves a 0.83% return, which is significantly higher than MUB's 0.02% return. Over the past 10 years, VWIUX has outperformed MUB with an annualized return of 2.27%, while MUB has yielded a comparatively lower 1.98% annualized return.


VWIUX

YTD

0.83%

1M

-0.15%

6M

0.02%

1Y

3.31%

5Y*

1.75%

10Y*

2.27%

MUB

YTD

0.02%

1M

-0.37%

6M

-0.60%

1Y

2.40%

5Y*

1.26%

10Y*

1.98%

*Annualized

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VWIUX vs. MUB - Expense Ratio Comparison

VWIUX has a 0.09% expense ratio, which is higher than MUB's 0.07% 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%.


Expense ratio chart for VWIUX: current value is 0.09%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
VWIUX: 0.09%
Expense ratio chart for MUB: current value is 0.07%, compared with the broader market range of 0.00% to 2.12%.0.50%1.00%1.50%2.00%
MUB: 0.07%

Risk-Adjusted Performance

VWIUX vs. MUB — Risk-Adjusted Performance Rank

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

VWIUX
The Risk-Adjusted Performance Rank of VWIUX is 8383
Overall Rank
The Sharpe Ratio Rank of VWIUX is 8181
Sharpe Ratio Rank
The Sortino Ratio Rank of VWIUX is 8181
Sortino Ratio Rank
The Omega Ratio Rank of VWIUX is 8383
Omega Ratio Rank
The Calmar Ratio Rank of VWIUX is 8888
Calmar Ratio Rank
The Martin Ratio Rank of VWIUX is 8282
Martin Ratio Rank

MUB
The Risk-Adjusted Performance Rank of MUB is 7474
Overall Rank
The Sharpe Ratio Rank of MUB is 7575
Sharpe Ratio Rank
The Sortino Ratio Rank of MUB is 7373
Sortino Ratio Rank
The Omega Ratio Rank of MUB is 7171
Omega Ratio Rank
The Calmar Ratio Rank of MUB is 7777
Calmar Ratio Rank
The Martin Ratio Rank of MUB is 7373
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.

VWIUX vs. MUB - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares (VWIUX) and iShares National AMT-Free Muni Bond ETF (MUB). 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.


The chart of Sharpe ratio for VWIUX, currently valued at 1.09, compared to the broader market-1.000.001.002.003.004.00
VWIUX: 1.09
MUB: 0.55
The chart of Sortino ratio for VWIUX, currently valued at 1.53, compared to the broader market-2.000.002.004.006.008.0010.00
VWIUX: 1.53
MUB: 0.78
The chart of Omega ratio for VWIUX, currently valued at 1.22, compared to the broader market1.002.003.00
VWIUX: 1.22
MUB: 1.10
The chart of Calmar ratio for VWIUX, currently valued at 0.97, compared to the broader market0.005.0010.0015.00
VWIUX: 0.97
MUB: 0.47
The chart of Martin ratio for VWIUX, currently valued at 3.69, compared to the broader market0.0020.0040.0060.00
VWIUX: 3.69
MUB: 1.99

The current VWIUX Sharpe Ratio is 1.09, which is higher than the MUB Sharpe Ratio of 0.55. The chart below compares the historical Sharpe Ratios of VWIUX and MUB, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio0.001.002.003.004.00NovemberDecember2025FebruaryMarchApril
1.09
0.55
VWIUX
MUB

Dividends

VWIUX vs. MUB - Dividend Comparison

VWIUX's dividend yield for the trailing twelve months is around 2.88%, less than MUB's 3.07% yield.


TTM20242023202220212020201920182017201620152014
VWIUX
Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares
2.88%3.10%2.79%2.50%2.16%2.40%2.68%2.89%2.83%2.92%2.97%3.13%
MUB
iShares National AMT-Free Muni Bond ETF
3.07%3.01%2.65%2.11%1.81%2.11%2.42%2.46%2.26%2.21%2.51%2.73%

Drawdowns

VWIUX vs. MUB - Drawdown Comparison

The maximum VWIUX drawdown since its inception was -11.49%, smaller than the maximum MUB drawdown of -13.68%. Use the drawdown chart below to compare losses from any high point for VWIUX and MUB. For additional features, visit the drawdowns tool.


-2.50%-2.00%-1.50%-1.00%-0.50%0.00%NovemberDecember2025FebruaryMarchApril
-0.66%
-1.59%
VWIUX
MUB

Volatility

VWIUX vs. MUB - Volatility Comparison

The current volatility for Vanguard Intermediate-Term Tax-Exempt Fund Admiral Shares (VWIUX) is 1.13%, while iShares National AMT-Free Muni Bond ETF (MUB) has a volatility of 1.19%. This indicates that VWIUX experiences smaller price fluctuations and is considered to be less risky than MUB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


0.50%1.00%1.50%2.00%NovemberDecember2025FebruaryMarchApril
1.13%
1.19%
VWIUX
MUB