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MFS Maryland Municipal Bond Fund (MFSMX)
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Fund Info

ISIN
US55273N7075
CUSIP
55273N707
Issuer
MFS
Inception Date
Oct 30, 1984
Min. Investment
$1,000
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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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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S&P 500 Index

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%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.37%1.44%-2.75%-0.98%
20250.43%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%
20233.13%-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%
20211.00%-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
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.


MFSMX Risk / Return Rank: 3737
Overall Rank
MFSMX Sharpe Ratio Rank: 3838
Sharpe Ratio Rank
MFSMX Sortino Ratio Rank: 3232
Sortino Ratio Rank
MFSMX Omega Ratio Rank: 5555
Omega Ratio Rank
MFSMX Calmar Ratio Rank: 3333
Calmar Ratio Rank
MFSMX Martin Ratio Rank: 2626
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

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).


MFSMXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

0.84

0.90

-0.05

Sortino ratio

Return per unit of downside risk

1.16

1.39

-0.22

Omega ratio

Gain probability vs. loss probability

1.22

1.21

+0.01

Calmar ratio

Return relative to maximum drawdown

0.94

1.40

-0.45

Martin ratio

Return relative to average drawdown

2.89

6.61

-3.71

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.


2.00%2.50%3.00%3.50%4.00%$0.00$0.10$0.20$0.30$0.4020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
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.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
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, 1987181Oct 19, 1987662Jun 1, 1990843
-15.37%Aug 6, 2021308Oct 25, 2022748Oct 20, 20251056
-13.78%Jan 24, 2008227Dec 15, 2008107May 20, 2009334
-11.86%Mar 2, 202015Mar 20, 2020176Nov 30, 2020191
-10.5%Feb 3, 1994203Nov 22, 199499Apr 17, 1995302

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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