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Name

As of 06/02/2026

Price

Aum/Mkt Cap

YIELD

Annualized forward dividend yield. Multiplies the most recent dividend payout amount by its frequency and divides by the previous close price.

Exp Ratio

Expense ratio is the fund’s total annual operating expenses, including management fees, distribution fees, and other expenses, expressed as a percentage of average net assets.

Watchlist

MFS Municipal Income Fund

MIMIX | Fund

$8.20

$7.03 B

3.93%

$0.32

0.52%

Vitals

YTD Return

2.0%

1 yr return

7.8%

3 Yr Avg Return

4.4%

5 Yr Avg Return

1.0%

Net Assets

$7.03 B

Holdings in Top 10

6.2%

52 WEEK LOW AND HIGH

$8.2
N/A
N/A

Expenses

OPERATING FEES

Expense Ratio 0.52%

SALES FEES

Front Load N/A

Deferred Load N/A

TRADING FEES

Turnover N/A

Redemption Fee N/A

Min Investment

Standard (Taxable)

$0

IRA

N/A

Fund Classification

Fund Type

Open End Mutual Fund

Name

As of 06/02/2026

Price

Aum/Mkt Cap

YIELD

Annualized forward dividend yield. Multiplies the most recent dividend payout amount by its frequency and divides by the previous close price.

Exp Ratio

Expense ratio is the fund’s total annual operating expenses, including management fees, distribution fees, and other expenses, expressed as a percentage of average net assets.

Watchlist

MFS Municipal Income Fund

MIMIX | Fund

$8.20

$7.03 B

3.93%

$0.32

0.52%

MIMIX - Profile

Distributions

  • YTD Total Return 2.0%
  • 3 Yr Annualized Total Return 4.4%
  • 5 Yr Annualized Total Return 1.0%
  • Capital Gain Distribution Frequency N/A
  • Net Income Ratio 2.41%
DIVIDENDS
  • Dividend Yield 3.9%
  • Dividend Distribution Frequency Monthly

Fund Details

  • Legal Name
    MFS Municipal Income Fund
  • Fund Family Name
    MFS
  • Inception Date
    Jul 29, 2011
  • Shares Outstanding
    N/A
  • Share Class
    I
  • Currency
    USD
  • Domiciled Country
    US
  • Manager
    Geoffrey Schechter

MIMIX - Performance

Return Ranking - Trailing

Period MIMIX Return Category Return Low Category Return High Rank in Category (%)
YTD 2.0% -0.8% 14.7% 10.22%
1 Yr 7.8% 1.9% 27.1% 15.19%
3 Yr 4.4%* 1.1% 23.8% 4.54%
5 Yr 1.0%* -3.5% 7.1% 26.66%
10 Yr 2.3%* 0.1% 250.2% 9.97%

* Annualized

Return Ranking - Calendar

Period MIMIX Return Category Return Low Category Return High Rank in Category (%)
2025 -0.4% -26.4% 12.1% 70.97%
2024 -0.1% -6.2% 34.9% 11.68%
2023 3.3% -1.4% 41.0% 31.90%
2022 -13.4% -39.7% 0.3% 74.29%
2021 0.8% -5.6% 55.0% 12.06%

Total Return Ranking - Trailing

Period MIMIX Return Category Return Low Category Return High Rank in Category (%)
YTD 2.0% -0.8% 14.7% 10.22%
1 Yr 7.8% 1.9% 27.1% 15.19%
3 Yr 4.4%* 1.1% 23.8% 4.54%
5 Yr 1.0%* -3.5% 7.1% 26.66%
10 Yr 2.3%* 0.1% 250.2% 9.97%

* Annualized

Total Return Ranking - Calendar

Period MIMIX Return Category Return Low Category Return High Rank in Category (%)
2025 3.6% -2.1% 17.0% 53.33%
2024 3.7% -1.8% 34.9% 5.81%
2023 7.3% 2.1% 41.0% 18.39%
2022 -10.7% -39.7% 1.1% 68.41%
2021 3.5% -4.8% 23761504.0% 14.62%

NAV & Total Return History

MIMIX - Holdings

Concentration Analysis

MIMIX Category Low Category High MIMIX % Rank
Net Assets 7.03 B 4.18 M 87.7 B 4.95%
Number of Holdings 2292 4 15641 3.66%
Net Assets in Top 10 431 M -317 M 4.4 B 8.04%
Weighting of Top 10 6.20% 1.2% 130.7% 94.39%

Top 10 Holdings

  1. MFS Institutional Money Market Portfolio, Class A 2.42%
  2. Black Belt Energy Gas District, Series 2026 A 0.53%
  3. Texas Municipal Gas Acquisition Supply Corp. IV, Series 2023B 0.47%
  4. Princeton Independent School District, Series 2025 0.43%
  5. New York Transportation Development Corp., Series 2024 0.42%
  6. New York Transportation Development Corp., Series 2023 0.42%
  7. New Hampshire Business Finance Authority, Series 2023A 0.41%
  8. California Community Choice Financing Authority 0.40%
  9. Black Belt Energy Gas District, Series 2023C 0.36%
  10. New Hampshire Business Finance Authority, Series 2025 A 0.35%

Asset Allocation

Weighting Return Low Return High MIMIX % Rank
Bonds 		97.01% 0.00% 150.86% 71.25%
Cash 		2.99% -50.86% 43.00% 28.50%
Stocks 		0.00% 0.00% 100.20% 84.09%
Preferred Stocks 		0.00% 0.00% 0.07% 81.12%
Other 		0.00% -1.59% 51.23% 81.48%
Convertible Bonds 		0.00% 0.00% 0.93% 80.89%

Bond Sector Breakdown

Weighting Return Low Return High MIMIX % Rank
Municipal 		96.14% 44.39% 100.00% 72.53%
Cash & Equivalents 		2.52% 0.00% 43.00% 22.25%
Corporate 		0.40% 0.00% 9.41% 7.28%
Derivative 		0.00% -0.35% 48.45% 80.76%
Securitized 		0.00% 0.00% 5.93% 80.97%
Government 		0.00% 0.00% 52.02% 81.76%

Bond Geographic Breakdown

Weighting Return Low Return High MIMIX % Rank
US 		97.01% 0.00% 135.36% 67.19%
Non US 		0.00% 0.00% 23.89% 84.78%

MIMIX - Expenses

Operational Fees

MIMIX Fees (% of AUM) Category Return Low Category Return High Rank in Category (%)
Expense Ratio 0.52% 0.03% 3.74% 80.29%
Management Fee 0.36% 0.00% 1.20% 32.04%
12b-1 Fee N/A 0.00% 1.00% N/A
Administrative Fee N/A 0.01% 0.44% N/A

Sales Fees

MIMIX Fees (% of AUM) Category Return Low Category Return High Rank in Category (%)
Front Load N/A 0.50% 4.75% N/A
Deferred Load N/A 0.25% 5.00% N/A

Trading Fees

MIMIX Fees (% of AUM) Category Return Low Category Return High Rank in Category (%)
Max Redemption Fee N/A 1.00% 1.00% N/A

Related Fees

Turnover provides investors a proxy for the trading fees incurred by mutual fund managers who frequently adjust position allocations. Higher turnover means higher trading fees.

MIMIX Fees (% of AUM) Category Return Low Category Return High Rank in Category (%)
Turnover N/A 0.00% 283.00% 73.66%

MIMIX - Distributions

Dividend Yield Analysis

MIMIX Category Low Category High MIMIX % Rank
Dividend Yield 3.93% 0.00% 14.51% 8.53%

Dividend Distribution Analysis

MIMIX Category Low Category High Category Mod
Dividend Distribution Frequency Monthly Monthly Monthly Monthly

Net Income Ratio Analysis

MIMIX Category Low Category High MIMIX % Rank
Net Income Ratio 2.41% -0.53% 5.32% 25.85%

Capital Gain Distribution Analysis

MIMIX Category Low Category High Capital Mode
Capital Gain Distribution Frequency Annually Annually Annually

Distributions History

View More +

MIMIX - Fund Manager Analysis

Managers

Geoffrey Schechter

Start Date

Tenure

Tenure Rank

Mar 23, 2000

22.2

22.2%

Geoffrey L. Schechter, CFA, CPA, is an investment officer at MFS Investment Management® (MFS®) and a portfolio manager of the firm's government securities and municipal bond portfolios. Geoff joined MFS as an investment officer in 1993 after working as a municipal credit analyst with a major insurance company. He was named portfolio manager in 1993. Geoff is a graduate of the University of Texas and has an MBA degree from Boston University. He holds the Chartered Financial Analyst (CFA) and Certified Public Accountant (CPA) designations. Our portfolio managers are supported by our entire team of investment professionals in nine worldwide offices. The team employs a proprietary investment process to build better insights for our clients. The core principles of our approach are integrated research, global collaboration and active risk management.

Jason Kosty

Start Date

Tenure

Tenure Rank

Jul 29, 2015

6.84

6.8%

Mr. Kosty, Investment Officer and Portfolio Manager of MFS Investment Management, has been employed in the investment area of MFS since 2003.

Megan Poplowski

Start Date

Tenure

Tenure Rank

Mar 01, 2022

0.25

0.3%

Employed in the investment area of MFS since 2015

Tenure Analysis

Category Low Category High Category Average Category Mode
0.08 35.05 7.27 1.58

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