MAPYX vs. WFSPX
Compare and contrast key facts about BlackRock Pennsylvania Municipal Bond Fund (MAPYX) and iShares S&P 500 Index Fund (WFSPX).
MAPYX is managed by BlackRock. It was launched on Aug 30, 1990. WFSPX is a passively managed fund by BlackRock that tracks the performance of the S&P 500 Index. It was launched on Jul 30, 1993.
Performance
MAPYX vs. WFSPX - Performance Comparison
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MAPYX vs. WFSPX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MAPYX BlackRock Pennsylvania Municipal Bond Fund | -0.78% | 5.20% | 3.57% | 5.80% | -12.40% | 3.18% | 4.29% | 6.67% | 0.73% | 5.78% |
WFSPX iShares S&P 500 Index Fund | -4.63% | 17.83% | 24.94% | 26.25% | -18.14% | 28.63% | 18.43% | 31.45% | -4.83% | 21.27% |
Returns By Period
In the year-to-date period, MAPYX achieves a -0.78% return, which is significantly higher than WFSPX's -4.63% return. Over the past 10 years, MAPYX has underperformed WFSPX with an annualized return of 1.90%, while WFSPX has yielded a comparatively higher 13.92% annualized return.
MAPYX
- 1D
- 0.31%
- 1M
- -2.51%
- YTD
- -0.78%
- 6M
- 1.09%
- 1Y
- 3.42%
- 3Y*
- 3.77%
- 5Y*
- 0.63%
- 10Y*
- 1.90%
WFSPX
- 1D
- 2.62%
- 1M
- -5.31%
- YTD
- -4.63%
- 6M
- -2.47%
- 1Y
- 16.96%
- 3Y*
- 18.15%
- 5Y*
- 11.69%
- 10Y*
- 13.92%
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MAPYX vs. WFSPX - Expense Ratio Comparison
MAPYX has a 0.54% expense ratio, which is higher than WFSPX's 0.03% expense ratio.
Return for Risk
MAPYX vs. WFSPX — Risk / Return Rank
MAPYX
WFSPX
MAPYX vs. WFSPX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BlackRock Pennsylvania Municipal Bond Fund (MAPYX) and iShares S&P 500 Index Fund (WFSPX). 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.
| MAPYX | WFSPX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.49 | 0.96 | -0.47 |
Sortino ratioReturn per unit of downside risk | 0.70 | 1.47 | -0.76 |
Omega ratioGain probability vs. loss probability | 1.17 | 1.22 | -0.06 |
Calmar ratioReturn relative to maximum drawdown | 0.76 | 1.49 | -0.73 |
Martin ratioReturn relative to average drawdown | 2.31 | 7.15 | -4.85 |
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
| MAPYX | WFSPX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.49 | 0.96 | -0.47 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.12 | 0.70 | -0.58 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.39 | 0.78 | -0.38 |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.15 | 0.13 | +1.02 |
Correlation
The correlation between MAPYX and WFSPX is -0.03. 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.
Dividends
MAPYX vs. WFSPX - Dividend Comparison
MAPYX's dividend yield for the trailing twelve months is around 3.86%, more than WFSPX's 1.54% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAPYX BlackRock Pennsylvania Municipal Bond Fund | 3.86% | 4.98% | 4.11% | 3.00% | 2.17% | 2.59% | 3.14% | 3.79% | 4.03% | 4.16% | 4.12% | 4.00% |
WFSPX iShares S&P 500 Index Fund | 1.54% | 1.72% | 1.41% | 1.50% | 2.02% | 1.82% | 1.66% | 1.99% | 2.00% | 1.62% | 2.37% | 2.49% |
Drawdowns
MAPYX vs. WFSPX - Drawdown Comparison
The maximum MAPYX drawdown since its inception was -17.13%, smaller than the maximum WFSPX drawdown of -58.21%. Use the drawdown chart below to compare losses from any high point for MAPYX and WFSPX.
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Drawdown Indicators
| MAPYX | WFSPX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -17.13% | -58.21% | +41.08% |
Max Drawdown (1Y)Largest decline over 1 year | -6.77% | -12.11% | +5.34% |
Max Drawdown (5Y)Largest decline over 5 years | -17.13% | -24.51% | +7.38% |
Max Drawdown (10Y)Largest decline over 10 years | -17.13% | -33.74% | +16.61% |
Current DrawdownCurrent decline from peak | -2.80% | -6.51% | +3.71% |
Average DrawdownAverage peak-to-trough decline | -2.28% | -12.84% | +10.56% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.24% | 2.53% | -0.29% |
Volatility
MAPYX vs. WFSPX - Volatility Comparison
The current volatility for BlackRock Pennsylvania Municipal Bond Fund (MAPYX) is 1.36%, while iShares S&P 500 Index Fund (WFSPX) has a volatility of 5.17%. This indicates that MAPYX experiences smaller price fluctuations and is considered to be less risky than WFSPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MAPYX | WFSPX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.36% | 5.17% | -3.81% |
Volatility (6M)Calculated over the trailing 6-month period | 2.02% | 9.44% | -7.42% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.76% | 18.21% | -10.45% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.24% | 16.88% | -11.64% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.83% | 18.00% | -13.17% |