PRTAX vs. ATOIX
Compare and contrast key facts about T. Rowe Price Tax Free Income Fund (PRTAX) and abrdn Ultra Short Municipal Income Fund (ATOIX).
PRTAX is managed by T. Rowe Price. It was launched on Oct 25, 1976. ATOIX is managed by Aberdeen. It was launched on Dec 4, 2002.
Performance
PRTAX vs. ATOIX - Performance Comparison
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PRTAX vs. ATOIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PRTAX T. Rowe Price Tax Free Income Fund | -0.18% | 4.45% | 5.18% | 9.82% | -10.81% | 2.85% | 4.87% | 7.25% | 0.70% | 5.17% |
ATOIX abrdn Ultra Short Municipal Income Fund | 0.35% | 3.33% | 3.14% | 3.27% | 0.87% | -0.04% | 0.88% | 1.40% | 1.54% | 2.24% |
Returns By Period
In the year-to-date period, PRTAX achieves a -0.18% return, which is significantly lower than ATOIX's 0.35% return. Over the past 10 years, PRTAX has outperformed ATOIX with an annualized return of 2.66%, while ATOIX has yielded a comparatively lower 1.73% annualized return.
PRTAX
- 1D
- 0.22%
- 1M
- -2.62%
- YTD
- -0.18%
- 6M
- 1.34%
- 1Y
- 4.10%
- 3Y*
- 5.22%
- 5Y*
- 2.05%
- 10Y*
- 2.66%
ATOIX
- 1D
- 0.00%
- 1M
- -0.10%
- YTD
- 0.35%
- 6M
- 1.37%
- 1Y
- 2.95%
- 3Y*
- 3.07%
- 5Y*
- 2.17%
- 10Y*
- 1.73%
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PRTAX vs. ATOIX - Expense Ratio Comparison
PRTAX has a 0.53% expense ratio, which is higher than ATOIX's 0.44% expense ratio.
Return for Risk
PRTAX vs. ATOIX — Risk / Return Rank
PRTAX
ATOIX
PRTAX vs. ATOIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Tax Free Income Fund (PRTAX) and abrdn Ultra Short Municipal Income Fund (ATOIX). 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.
| PRTAX | ATOIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.86 | 3.51 | -2.65 |
Sortino ratioReturn per unit of downside risk | 1.17 | 18.38 | -17.21 |
Omega ratioGain probability vs. loss probability | 1.23 | 11.59 | -10.36 |
Calmar ratioReturn relative to maximum drawdown | 0.74 | 32.23 | -31.50 |
Martin ratioReturn relative to average drawdown | 2.16 | 93.42 | -91.26 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| PRTAX | ATOIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.86 | 3.51 | -2.65 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.47 | 2.69 | -2.22 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.63 | 2.24 | -1.60 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.89 | 2.45 | -1.56 |
Correlation
The correlation between PRTAX and ATOIX is 0.25, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
PRTAX vs. ATOIX - Dividend Comparison
PRTAX's dividend yield for the trailing twelve months is around 3.79%, more than ATOIX's 2.90% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PRTAX T. Rowe Price Tax Free Income Fund | 3.79% | 4.61% | 5.90% | 5.55% | 2.20% | 2.42% | 2.85% | 3.28% | 3.61% | 3.63% | 3.80% | 3.78% |
ATOIX abrdn Ultra Short Municipal Income Fund | 2.90% | 3.27% | 3.09% | 3.02% | 1.07% | 0.06% | 0.88% | 1.39% | 1.42% | 2.20% | 0.61% | 0.52% |
Drawdowns
PRTAX vs. ATOIX - Drawdown Comparison
The maximum PRTAX drawdown since its inception was -20.97%, which is greater than ATOIX's maximum drawdown of -1.46%. Use the drawdown chart below to compare losses from any high point for PRTAX and ATOIX.
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Drawdown Indicators
| PRTAX | ATOIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -20.97% | -1.46% | -19.51% |
Max Drawdown (1Y)Largest decline over 1 year | -5.33% | -0.10% | -5.23% |
Max Drawdown (5Y)Largest decline over 5 years | -15.68% | -0.37% | -15.31% |
Max Drawdown (10Y)Largest decline over 10 years | -15.68% | -0.43% | -15.25% |
Current DrawdownCurrent decline from peak | -2.62% | -0.10% | -2.52% |
Average DrawdownAverage peak-to-trough decline | -3.25% | -0.06% | -3.19% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.82% | 0.03% | +1.79% |
Volatility
PRTAX vs. ATOIX - Volatility Comparison
T. Rowe Price Tax Free Income Fund (PRTAX) has a higher volatility of 1.14% compared to abrdn Ultra Short Municipal Income Fund (ATOIX) at 0.10%. This indicates that PRTAX's price experiences larger fluctuations and is considered to be riskier than ATOIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PRTAX | ATOIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.14% | 0.10% | +1.04% |
Volatility (6M)Calculated over the trailing 6-month period | 1.90% | 0.65% | +1.25% |
Volatility (1Y)Calculated over the trailing 1-year period | 5.55% | 0.92% | +4.63% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.36% | 0.81% | +3.55% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.21% | 0.78% | +3.43% |