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Performance
Performance Chart
The chart shows the growth of an initial investment of $10,000 in MFS Maryland Municipal Bond Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.
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Returns By Period
MFS Maryland Municipal Bond Fund (MFSMX) has returned -0.98% so far this year and 3.52% over the past 12 months. Over the last ten years, MFSMX has returned 1.78% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.
MFS Maryland Municipal Bond Fund
- 1D
- 0.30%
- 1M
- -2.75%
- YTD
- -0.98%
- 6M
- 0.72%
- 1Y
- 3.52%
- 3Y*
- 2.88%
- 5Y*
- 0.47%
- 10Y*
- 1.78%
Benchmark (S&P 500 Index)
- 1D
- 2.91%
- 1M
- -5.09%
- YTD
- -4.63%
- 6M
- -2.39%
- 1Y
- 16.33%
- 3Y*
- 16.69%
- 5Y*
- 10.18%
- 10Y*
- 12.16%
Monthly Returns
Based on dividend-adjusted daily data since Oct 31, 1984, MFSMX's average daily return is +0.02%, while the average monthly return is +0.36%. At this rate, your investment would double in approximately 16.1 years.
Historically, 65% of months were positive and 35% were negative. The best month was Nov 2023 with a return of +7.0%, while the worst month was Apr 1987 at -6.2%. The longest winning streak lasted 16 consecutive months, and the longest losing streak was 5 months.
On a daily basis, MFSMX closed higher 38% of trading days. The best single day was Mar 25, 2020 with a return of +3.6%, while the worst single day was Mar 19, 2020 at -3.1%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.37% | 1.44% | -2.75% | -0.98% | |||||||||
| 2025 | 0.43% | 1.28% | -1.55% | -0.37% | -0.54% | 0.58% | -0.74% | 0.80% | 3.06% | 1.48% | 0.26% | -0.03% | 4.70% |
| 2024 | -0.12% | -0.04% | -0.30% | -1.24% | -0.04% | 1.83% | 0.76% | 0.66% | 1.15% | -1.41% | 1.90% | -1.41% | 1.68% |
| 2023 | 3.13% | -2.46% | 1.99% | 0.04% | -0.84% | 0.66% | 0.16% | -1.42% | -3.02% | -1.91% | 7.00% | 2.92% | 5.96% |
| 2022 | -2.19% | -0.60% | -3.00% | -2.98% | 1.19% | -2.54% | 2.71% | -2.61% | -4.52% | -0.83% | 4.91% | -0.16% | -10.48% |
| 2021 | 1.00% | -1.26% | 0.45% | 0.98% | 0.61% | 0.34% | 0.87% | -0.39% | -0.75% | -0.22% | 0.86% | 0.05% | 2.55% |
Benchmark Metrics
MFS Maryland Municipal Bond Fund has an annualized alpha of 4.23%, beta of 0.01, and R² of 0.00 versus S&P 500 Index. Calculated based on daily prices since November 01, 1984.
- This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (15.76%) than losses (3.39%) — typical of diversified or defensive assets.
- Beta of 0.01 may look defensive, but with R² of 0.00 this fund is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
- R² of 0.00 means this fund moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 4.23%
- Beta
- 0.01
- R²
- 0.00
- Upside Capture
- 15.76%
- Downside Capture
- 3.39%
Expense Ratio
MFSMX has an expense ratio of 0.83%, placing it in the medium range.
Return for Risk
Risk / Return Rank
MFSMX ranks 37 for risk / return — below 37% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for MFS Maryland Municipal Bond Fund (MFSMX) and compare them to a chosen benchmark (S&P 500 Index).
| MFSMX | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.84 | 0.90 | -0.05 |
Sortino ratioReturn per unit of downside risk | 1.16 | 1.39 | -0.22 |
Omega ratioGain probability vs. loss probability | 1.22 | 1.21 | +0.01 |
Calmar ratioReturn relative to maximum drawdown | 0.94 | 1.40 | -0.45 |
Martin ratioReturn relative to average drawdown | 2.89 | 6.61 | -3.71 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Explore MFSMX risk-adjusted metrics in detail
Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.
Dividends
Dividend History
MFS Maryland Municipal Bond Fund provided a 3.25% dividend yield over the last twelve months, with an annual payout of $0.32 per share. The fund has been increasing its distributions for 3 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.32 | $0.42 | $0.29 | $0.26 | $0.18 | $0.21 | $0.28 | $0.36 | $0.35 | $0.37 | $0.38 | $0.41 |
Dividend yield | 3.25% | 4.22% | 2.86% | 2.52% | 1.78% | 1.89% | 2.49% | 3.25% | 3.35% | 3.47% | 3.50% | 3.69% |
Monthly Dividends
The table displays the monthly dividend distributions for MFS Maryland Municipal Bond Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.03 | $0.03 | $0.00 | $0.05 | |||||||||
| 2025 | $0.05 | $0.05 | $0.05 | $0.05 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.42 |
| 2024 | $0.03 | $0.03 | $0.00 | $0.03 | $0.03 | $0.00 | $0.03 | $0.03 | $0.03 | $0.03 | $0.05 | $0.03 | $0.29 |
| 2023 | $0.03 | $0.02 | $0.03 | $0.02 | $0.03 | $0.03 | $0.03 | $0.00 | $0.03 | $0.00 | $0.03 | $0.03 | $0.26 |
| 2022 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.00 | $0.00 | $0.02 | $0.00 | $0.02 | $0.02 | $0.02 | $0.18 |
| 2021 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.21 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the MFS Maryland Municipal Bond Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the MFS Maryland Municipal Bond Fund was 15.71%, occurring on Oct 19, 1987. Recovery took 662 trading sessions.
The current MFS Maryland Municipal Bond Fund drawdown is 2.75%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -15.71% | Feb 2, 1987 | 181 | Oct 19, 1987 | 662 | Jun 1, 1990 | 843 |
| -15.37% | Aug 6, 2021 | 308 | Oct 25, 2022 | 748 | Oct 20, 2025 | 1056 |
| -13.78% | Jan 24, 2008 | 227 | Dec 15, 2008 | 107 | May 20, 2009 | 334 |
| -11.86% | Mar 2, 2020 | 15 | Mar 20, 2020 | 176 | Nov 30, 2020 | 191 |
| -10.5% | Feb 3, 1994 | 203 | Nov 22, 1994 | 99 | Apr 17, 1995 | 302 |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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