MFS Municipal Income I (MIMIX)
| Fund Assets | 6.16B |
| Expense Ratio | 0.51% |
| Min. Investment | $1,000 |
| Turnover | 9.00% |
| Dividend (ttm) | 0.29 |
| Dividend Yield | 3.53% |
| Dividend Growth | 3.27% |
| Payout Frequency | Monthly |
| Ex-Dividend Date | Nov 28, 2025 |
| Previous Close | 8.18 |
| YTD Return | 3.28% |
| 1-Year Return | 1.50% |
| 5-Year Return | 6.39% |
| 52-Week Low | 7.55 |
| 52-Week High | 8.20 |
| Beta (5Y) | n/a |
| Holdings | 2132 |
| Inception Date | Aug 1, 2011 |
About MIMIX
MFS Municipal Income Fund Class I is a mutual fund specializing in municipal bonds, with a primary goal of generating total return while emphasizing income that is exempt from federal income tax. The fund typically allocates at least 80% of its net assets to municipal securities, which can include bonds supporting key public projects in sectors like education, healthcare, housing, utilities, water, and infrastructure. With a diverse portfolio of over 2,000 holdings and net assets exceeding $5.8 billion as of mid-2025, it aims for consistent long-term performance using a risk-aware, research-driven investment process led by a seasoned management team. The fund’s strategy provides investors with a tax-advantaged income stream, making it significant for those seeking municipal bond exposure and tax efficiency in their fixed-income allocations. It distributes income monthly and is guided by the Bloomberg Municipal Bond Index as its benchmark, supporting both individual and institutional investors in achieving stable income and potential capital appreciation within the broader municipal bond market.
Equivalent Funds
These are funds that follow the same index from the other major fund companies.
Top 10 Holdings
6.75% of assets| Name | Symbol | Weight |
|---|---|---|
| MFS Institutional Money Market Portfolio, Class A | n/a | 2.78% |
| Texas Municipal Gas Acquisition & Supply Corp. IV, Series 2023B | TX.TMGUTL 01.01.2054 | 0.54% |
| New York Transportation Development Corp., Series 2024 | n/a | 0.48% |
| New York Transportation Development Corp., Series 2023 | NY.NYTTRN 5.12 06.30.2060 | 0.48% |
| New Hampshire Business Finance Authority, Series 2023A | NH.NFADEV 5.88 12.15.2038 | 0.46% |
| California Community Choice Financing Authority | CA.CCEDEV 01.01.2054 | 0.45% |
| Black Belt Energy Gas District, Series 2023C | AL.BBEUTL 10.01.2054 | 0.42% |
| New Hampshire Business Finance Authority, Series 2025 A | NH.NFADEV 5.5 06.01.2050 | 0.40% |
| Puerto Rico Sales Tax Financing Corp. Sales Tax Revenue - Puerto Rico Sales Tax Financing Corp. Sales Tax | PR.PRCGEN 5 07.01.2058 | 0.38% |
| Virginia Housing Development Authority, Series 2023 D | VA.VASHSG 4.88 08.01.2065 | 0.36% |
Dividend History
| Ex-Dividend | Amount | Pay Date |
|---|---|---|
| Nov 28, 2025 | $0.02617 | Dec 1, 2025 |
| Oct 31, 2025 | $0.02735 | Nov 3, 2025 |
| Sep 30, 2025 | $0.02689 | Oct 1, 2025 |
| Aug 29, 2025 | $0.02697 | Sep 2, 2025 |
| Jul 31, 2025 | $0.02689 | Aug 1, 2025 |
| Jun 30, 2025 | $0.0259 | Jul 1, 2025 |