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MITTX vs. MIUIX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

MITTX vs. MIUIX

Last updated Jun 23, 2026

MITTX (MFS Massachusetts Investors Trust) and MIUIX (MFS Municipal Intermediate Fund) are both mutual funds - MITTX is a Large Cap Blend Equities fund managed by MFS, while MIUIX is a Municipal Bonds fund managed by MFS. Over the past 5 years, MITTX returned 10.47%/yr vs 1.47%/yr for MIUIX. At a 0.10 correlation, their price movements are largely independent. MITTX charges 0.70%/yr vs 0.45%/yr for MIUIX.

Performance

MITTX vs. MIUIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Massachusetts Investors Trust (MITTX) and MFS Municipal Intermediate Fund (MIUIX). The values are adjusted to include any dividend payments, if applicable.

Loading charts...

Returns By Period

In the year-to-date period, MITTX achieves a 7.77% return, which is significantly higher than MIUIX's 1.65% return.

MITTX

1D
0.95%
1M
0.76%
YTD
7.77%
6M
7.46%
1Y
20.45%
3Y*
16.64%
5Y*
10.47%
10Y*
13.71%

MIUIX

1D
0.11%
1M
1.40%
YTD
1.65%
6M
2.08%
1Y
6.76%
3Y*
4.84%
5Y*
1.47%
10Y*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

MITTX vs. MIUIX - Yearly Performance Comparison

2026 (YTD)20252024202320222021
MITTX
MFS Massachusetts Investors Trust		7.77%13.67%19.69%19.26%-16.27%11.50%
MIUIX
MFS Municipal Intermediate Fund		1.65%6.64%3.00%5.19%-8.06%-0.17%

Correlation

The correlation between MITTX and MIUIX is 0.15, which is low. Their price movements are largely independent, making them effective diversification partners.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.15

Correlation (3Y)
Calculated over the trailing 3-year period

0.12

Correlation (5Y)
Calculated over the trailing 5-year period

0.10

Correlation (All Time)
Calculated using the full available price history since May 26, 2021

0.10

Compare stocks, funds, or ETFs

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MFS Massachusetts Investors Trust

MFS Municipal Intermediate Fund

Often compared with MITTX:
MITTX vs. SPYMITTX vs. VFIAXMITTX vs. VTIMITTX vs. PRFDXMITTX vs. ELFNXMITTX vs. ^GSPCMITTX vs. ILCB
Often compared with MIUIX:
MIUIX vs. VTEBMIUIX vs. MDIJXMIUIX vs. MFEKXMIUIX vs. MEIAXMIUIX vs. MFEIXMIUIX vs. FSMUXMIUIX vs. FHMIX

Return for Risk

MITTX vs. MIUIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
MITTX
MITTX Risk / Return Rank: 3939
Overall Rank
MITTX Sharpe Ratio Rank: 4040
Sharpe Ratio Rank
MITTX Sortino Ratio Rank: 3838
Sortino Ratio Rank
MITTX Omega Ratio Rank: 4040
Omega Ratio Rank
MITTX Calmar Ratio Rank: 3434
Calmar Ratio Rank
MITTX Martin Ratio Rank: 4545
Martin Ratio Rank
MIUIX
MIUIX Risk / Return Rank: 6969
Overall Rank
MIUIX Sharpe Ratio Rank: 8888
Sharpe Ratio Rank
MIUIX Sortino Ratio Rank: 9191
Sortino Ratio Rank
MIUIX Omega Ratio Rank: 9494
Omega Ratio Rank
MIUIX Calmar Ratio Rank: 3636
Calmar Ratio Rank
MIUIX Martin Ratio Rank: 3434
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.

MITTX vs. MIUIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Massachusetts Investors Trust (MITTX) and MFS Municipal Intermediate Fund (MIUIX). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

MITTXMIUIXDifference
Sharpe ratioReturn per unit of total volatility
1.73
2.67

-0.95

Sortino ratioReturn per unit of downside risk
2.38
4.22

-1.84

Omega ratioGain probability vs. loss probability

1.31

1.71

-0.40

Calmar ratioReturn relative to maximum drawdown

2.07

2.15

-0.08

Martin ratioReturn relative to average drawdown

8.88

7.15

+1.73

MITTX vs. MIUIX - Sharpe Ratio Comparison

The current MITTX Sharpe Ratio is 1.73, which is lower than the MIUIX Sharpe Ratio of 2.67. The chart below compares the historical Sharpe Ratios of MITTX and MIUIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Drawdowns

MITTX vs. MIUIX - Drawdown Comparison

The maximum MITTX drawdown since its inception was -49.54%, which is greater than MIUIX's maximum drawdown of -12.91%. Use the drawdown chart below to compare losses from any high point for MITTX and MIUIX.

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Drawdown Indicators

MITTXMIUIXDifference

Max Drawdown

Largest peak-to-trough decline

-49.54%

-12.91%

-36.63%

Max Drawdown (1Y)

Largest decline over 1 year

-9.76%

-3.15%

-6.61%

Max Drawdown (3Y)

Largest decline over 3 years

-16.10%

-5.04%

-11.06%

Max Drawdown (5Y)

Largest decline over 5 years

-23.27%

-12.91%

-10.36%

Max Drawdown (10Y)

Largest decline over 10 years

-33.45%

—

—

Current Drawdown

Current decline from peak

-0.39%

-0.76%

+0.37%

Average Drawdown

Average peak-to-trough decline

-10.53%

-3.96%

-6.57%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.27%

0.95%

+1.32%

Volatility

MITTX vs. MIUIX - Volatility Comparison

MFS Massachusetts Investors Trust (MITTX) has a higher volatility of 4.29% compared to MFS Municipal Intermediate Fund (MIUIX) at 0.68%. This indicates that MITTX's price experiences larger fluctuations and is considered to be riskier than MIUIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

MITTXMIUIXDifference

Volatility (1M)

Calculated over the trailing 1-month period

4.29%

0.68%

+3.61%

Volatility (6M)

Calculated over the trailing 6-month period

9.34%

2.03%

+7.31%

Volatility (1Y)

Calculated over the trailing 1-year period

11.72%

2.54%

+9.18%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

15.77%

3.43%

+12.34%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

17.24%

3.41%

+13.83%

MITTX vs. MIUIX - Expense Ratio Comparison

MITTX has a 0.70% expense ratio, which is higher than MIUIX's 0.45% expense ratio.

Dividends

MITTX vs. MIUIX - Dividend Comparison

MITTX's dividend yield for the trailing twelve months is around 13.29%, more than MIUIX's 3.68% yield.

PositionTTM20252024202320222021202020192018201720162015
MITTX
MFS Massachusetts Investors Trust		13.29%14.33%14.47%10.96%9.35%8.66%8.14%7.58%13.49%7.27%5.55%6.02%
MIUIX
MFS Municipal Intermediate Fund		3.68%4.82%3.61%2.39%1.30%0.64%0.00%0.00%0.00%0.00%0.00%0.00%

Frequently Asked Questions

MITTX and MIUIX have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

MITTX has higher volatility (4.29%) compared to MIUIX (0.68%). In terms of maximum drawdown, MITTX dropped -49.54% vs MIUIX's -12.91%.

MIUIX currently has the higher Sharpe Ratio (2.67 vs 1.73), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.

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