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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

MFSMX Performance Chart

MFS Maryland Municipal Bond Fund (MFSMX) is up 1.8% since the beginning of the year. MFSMX is currently trading at $10 per share. Investors who bought $1,000 worth of MFSMX shares 5 years ago would now be looking at an investment worth $1,035.


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S&P 500 Index

Returns By Period

MFS Maryland Municipal Bond Fund (MFSMX) has returned 1.76% so far this year and 7.81% over the past 12 months. Over the last ten years, MFSMX has returned 1.94% per year, falling short of the S&P 500 Index benchmark, which averaged 13.66% annually.


MFS Maryland Municipal Bond Fund

1D
0.30%
1M
0.98%
YTD
1.76%
6M
2.14%
1Y
7.81%
3Y*
3.95%
5Y*
0.70%
10Y*
1.94%

Benchmark (S&P 500 Index)

1D
-0.74%
1M
4.90%
YTD
10.35%
6M
10.28%
1Y
26.52%
3Y*
20.83%
5Y*
12.30%
10Y*
13.66%
*Multi-year figures are annualized to reflect compound growth (CAGR)

MFSMX Monthly Returns History

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, an 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%-2.18%1.28%0.68%0.20%1.76%
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 4.27%, 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 (15.68%) than losses (3.29%) - 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
4.27%
Beta
0.01
0.00
Upside Capture
15.68%
Downside Capture
3.29%

Expense Ratio

MFSMX has an expense ratio of 0.83%, placing it in the medium range.


Return for Risk

Risk / Return Rank

MFSMX ranks 65 for risk / return — better than 65% of mutual funds on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.


MFSMX Risk / Return Rank: 6565
Overall Rank
MFSMX Sharpe Ratio Rank: 7070
Sharpe Ratio Rank
MFSMX Sortino Ratio Rank: 8181
Sortino Ratio Rank
MFSMX Omega Ratio Rank: 8484
Omega Ratio Rank
MFSMX Calmar Ratio Rank: 4444
Calmar Ratio Rank
MFSMX Martin Ratio Rank: 4343
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 S&P 500 Index.


MFSMXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

+0.22

Sortino ratioReturn per unit of downside risk

+0.84

Omega ratioGain probability vs. loss probability

1.58

1.41

+0.18

Calmar ratioReturn relative to maximum drawdown

2.54

2.93

-0.39

Martin ratioReturn relative to average drawdown

9.05

13.52

-4.48

Dividends

Dividend History

MFS Maryland Municipal Bond Fund provided a 3.21% 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

3.21%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$0.03$0.03$0.03$0.00$0.14
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 0.06%.


Related event

Drawdown

Fall

Recovery

Underwater

Black Monday1987
-15.71%Oct 1987
8mo 19d2y 7mo
3y 4moFeb 1987 - Jun 1990
Bear market2022
-15.37%Oct 2022
1y 2mo2y 12mo
4y 2moAug 2021 - Oct 2025
Financial crisis2007–2009
-13.78%Dec 2008
10mo 26d5mo 6d
1y 3moJan 2008 - May 2009
COVID crash2020
-11.86%Mar 2020
18d8mo 15d
9mo 3dMar 2020 - Nov 2020
1994 correction1994
-10.50%Nov 1994
9mo 22d4mo 26d
1y 2moFeb 1994 - Apr 1995

Drawdown Indicators


MFSMXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-15.71%

-56.78%

+41.07%

Max Drawdown (1Y)

Largest decline over 1 year

-3.05%

-9.10%

+6.05%

Max Drawdown (3Y)

Largest decline over 3 years

-6.64%

-18.90%

+12.26%

Max Drawdown (5Y)

Largest decline over 5 years

-15.37%

-25.43%

+10.06%

Max Drawdown (10Y)

Largest decline over 10 years

-15.37%

-33.92%

+18.55%

Current Drawdown

Current decline from peak

-0.06%

-0.74%

+0.68%

Average Drawdown

Average peak-to-trough decline

-2.19%

-10.72%

+8.53%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.85%

1.97%

-1.12%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with MFSMX

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