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

Correlation

The correlation between PRINX and MUB is -0.12. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.


Performance

PRINX vs. MUB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price Summit Municipal Income Fund (PRINX) and iShares National AMT-Free Muni Bond ETF (MUB). The values are adjusted to include any dividend payments, if applicable.

65.00%70.00%75.00%80.00%85.00%90.00%December2025FebruaryMarchAprilMay
81.02%
67.63%
PRINX
MUB

Key characteristics

Sharpe Ratio

PRINX:

0.18

MUB:

0.25

Sortino Ratio

PRINX:

0.28

MUB:

0.36

Omega Ratio

PRINX:

1.05

MUB:

1.05

Calmar Ratio

PRINX:

0.16

MUB:

0.25

Martin Ratio

PRINX:

0.60

MUB:

0.82

Ulcer Index

PRINX:

1.85%

MUB:

1.48%

Daily Std Dev

PRINX:

6.01%

MUB:

4.76%

Max Drawdown

PRINX:

-15.70%

MUB:

-13.68%

Current Drawdown

PRINX:

-4.11%

MUB:

-2.57%

Returns By Period

In the year-to-date period, PRINX achieves a -2.18% return, which is significantly lower than MUB's -0.98% return. Over the past 10 years, PRINX has outperformed MUB with an annualized return of 2.12%, while MUB has yielded a comparatively lower 1.98% annualized return.


PRINX

YTD

-2.18%

1M

-2.68%

6M

-2.22%

1Y

0.56%

5Y*

1.65%

10Y*

2.12%

MUB

YTD

-0.98%

1M

-1.00%

6M

-1.18%

1Y

0.79%

5Y*

0.89%

10Y*

1.98%

*Annualized

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PRINX vs. MUB - Expense Ratio Comparison

PRINX has a 0.50% expense ratio, which is higher than MUB's 0.07% expense ratio.


Risk-Adjusted Performance

PRINX vs. MUB — Risk-Adjusted Performance Rank

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

PRINX
The Risk-Adjusted Performance Rank of PRINX is 2626
Overall Rank
The Sharpe Ratio Rank of PRINX is 2727
Sharpe Ratio Rank
The Sortino Ratio Rank of PRINX is 2323
Sortino Ratio Rank
The Omega Ratio Rank of PRINX is 2525
Omega Ratio Rank
The Calmar Ratio Rank of PRINX is 2929
Calmar Ratio Rank
The Martin Ratio Rank of PRINX is 2828
Martin Ratio Rank

MUB
The Risk-Adjusted Performance Rank of MUB is 3030
Overall Rank
The Sharpe Ratio Rank of MUB is 3131
Sharpe Ratio Rank
The Sortino Ratio Rank of MUB is 2525
Sortino Ratio Rank
The Omega Ratio Rank of MUB is 2626
Omega Ratio Rank
The Calmar Ratio Rank of MUB is 3636
Calmar Ratio Rank
The Martin Ratio Rank of MUB is 3333
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.

PRINX vs. MUB - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Summit Municipal Income Fund (PRINX) 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 current PRINX Sharpe Ratio is 0.18, which is comparable to the MUB Sharpe Ratio of 0.25. The chart below compares the historical Sharpe Ratios of PRINX 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 Ratio0.000.501.001.502.002.50December2025FebruaryMarchAprilMay
0.17
0.25
PRINX
MUB

Dividends

PRINX vs. MUB - Dividend Comparison

PRINX's dividend yield for the trailing twelve months is around 3.19%, more than MUB's 3.13% yield.


TTM20242023202220212020201920182017201620152014
PRINX
T. Rowe Price Summit Municipal Income Fund
3.19%3.30%2.97%2.66%2.13%2.64%2.87%3.12%3.19%3.32%3.42%3.53%
MUB
iShares National AMT-Free Muni Bond ETF
3.13%3.01%2.65%2.11%1.81%2.11%2.42%2.46%2.26%2.21%2.51%2.73%

Drawdowns

PRINX vs. MUB - Drawdown Comparison

The maximum PRINX drawdown since its inception was -15.70%, which is greater than MUB's maximum drawdown of -13.68%. Use the drawdown chart below to compare losses from any high point for PRINX and MUB. For additional features, visit the drawdowns tool.


-7.00%-6.00%-5.00%-4.00%-3.00%-2.00%-1.00%0.00%December2025FebruaryMarchAprilMay
-4.11%
-2.57%
PRINX
MUB

Volatility

PRINX vs. MUB - Volatility Comparison

T. Rowe Price Summit Municipal Income Fund (PRINX) has a higher volatility of 4.64% compared to iShares National AMT-Free Muni Bond ETF (MUB) at 3.01%. This indicates that PRINX's price experiences larger fluctuations and is considered to be riskier than MUB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


1.00%2.00%3.00%4.00%5.00%December2025FebruaryMarchAprilMay
4.64%
3.01%
PRINX
MUB