SWNTX vs. MUB
Compare and contrast key facts about Schwab Tax-Free Bond Fund™ (SWNTX) and iShares National AMT-Free Muni Bond ETF (MUB).
SWNTX is managed by Charles Schwab. It was launched on Sep 10, 1992. MUB is a passively managed fund by iShares that tracks the performance of the S&P National AMT-Free Municipal Bond Index. It was launched on Sep 7, 2007.
Performance
SWNTX vs. MUB - Performance Comparison
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SWNTX vs. MUB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SWNTX Schwab Tax-Free Bond Fund™ | -0.62% | 4.20% | 1.57% | 5.09% | -8.57% | 0.37% | 4.45% | 6.55% | 0.88% | 4.29% |
MUB iShares National AMT-Free Muni Bond ETF | -0.37% | 3.78% | 1.26% | 5.56% | -7.34% | 1.02% | 5.12% | 7.06% | 0.93% | 4.72% |
Returns By Period
In the year-to-date period, SWNTX achieves a -0.62% return, which is significantly lower than MUB's -0.37% return. Over the past 10 years, SWNTX has underperformed MUB with an annualized return of 1.55%, while MUB has yielded a comparatively higher 1.96% annualized return.
SWNTX
- 1D
- 0.19%
- 1M
- -2.70%
- YTD
- -0.62%
- 6M
- 0.90%
- 1Y
- 3.60%
- 3Y*
- 2.58%
- 5Y*
- 0.44%
- 10Y*
- 1.55%
MUB
- 1D
- 0.19%
- 1M
- -2.28%
- YTD
- -0.37%
- 6M
- 1.28%
- 1Y
- 3.94%
- 3Y*
- 2.53%
- 5Y*
- 0.79%
- 10Y*
- 1.96%
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SWNTX vs. MUB - Expense Ratio Comparison
SWNTX has a 0.48% expense ratio, which is higher than MUB's 0.07% expense ratio.
Return for Risk
SWNTX vs. MUB — Risk / Return Rank
SWNTX
MUB
SWNTX vs. MUB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Schwab Tax-Free Bond Fund™ (SWNTX) 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.
| SWNTX | MUB | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.02 | 0.96 | +0.06 |
Sortino ratioReturn per unit of downside risk | 1.38 | 1.25 | +0.13 |
Omega ratioGain probability vs. loss probability | 1.30 | 1.21 | +0.09 |
Calmar ratioReturn relative to maximum drawdown | 1.08 | 1.27 | -0.19 |
Martin ratioReturn relative to average drawdown | 3.58 | 4.07 | -0.49 |
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
| SWNTX | MUB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.02 | 0.96 | +0.06 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.13 | 0.20 | -0.07 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.44 | 0.40 | +0.04 |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.15 | 0.57 | +0.58 |
Correlation
The correlation between SWNTX 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.
Dividends
SWNTX vs. MUB - Dividend Comparison
SWNTX's dividend yield for the trailing twelve months is around 3.26%, more than MUB's 3.19% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SWNTX Schwab Tax-Free Bond Fund™ | 3.26% | 3.78% | 3.20% | 2.54% | 1.73% | 1.62% | 2.34% | 2.58% | 2.41% | 2.21% | 3.14% | 2.71% |
MUB iShares National AMT-Free Muni Bond ETF | 3.19% | 3.14% | 3.01% | 2.65% | 2.11% | 1.81% | 2.11% | 2.42% | 2.46% | 2.26% | 2.21% | 2.51% |
Drawdowns
SWNTX vs. MUB - Drawdown Comparison
The maximum SWNTX drawdown since its inception was -13.26%, roughly equal to the maximum MUB drawdown of -13.68%. Use the drawdown chart below to compare losses from any high point for SWNTX and MUB.
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Drawdown Indicators
| SWNTX | MUB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.26% | -13.68% | +0.42% |
Max Drawdown (1Y)Largest decline over 1 year | -4.40% | -3.30% | -1.10% |
Max Drawdown (5Y)Largest decline over 5 years | -13.26% | -11.88% | -1.38% |
Max Drawdown (10Y)Largest decline over 10 years | -13.26% | -13.68% | +0.42% |
Current DrawdownCurrent decline from peak | -2.70% | -2.28% | -0.42% |
Average DrawdownAverage peak-to-trough decline | -1.89% | -2.24% | +0.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.33% | 1.03% | +0.30% |
Volatility
SWNTX vs. MUB - Volatility Comparison
The current volatility for Schwab Tax-Free Bond Fund™ (SWNTX) is 0.94%, while iShares National AMT-Free Muni Bond ETF (MUB) has a volatility of 1.53%. This indicates that SWNTX 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.
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Volatility by Period
| SWNTX | MUB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.94% | 1.53% | -0.59% |
Volatility (6M)Calculated over the trailing 6-month period | 1.57% | 2.03% | -0.46% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.43% | 4.14% | +0.29% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.45% | 4.04% | -0.59% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.56% | 4.91% | -1.35% |