MFS Municipal Income Fund Class B
MMIBX
NASDAQ
| Weiss Ratings | MMIBX-NASDAQ | Click to Compare |
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| Rating | ||||
| Reward Index | Weak | |||
| Reward Grade | D | |||
| Risk Index | Fair | |||
| Risk Grade | C | |||
| Company Info | MMIBX-NASDAQ | Click to Compare |
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| Provider | MFS | |||
| Manager/Tenure (Years) | Jason R. Kosty (11), Megan Poplowski (4) | |||
| Website | http://www.mfs.com | |||
| Fund Information | MMIBX-NASDAQ | Click to Compare |
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| Fund Name | MFS Municipal Income Fund Class B | |||
| Category | Muni National Long | |||
| Sub-Category | US Municipal Fixed Income | |||
| Prospectus Objective | Municipal Bond - National | |||
| Inception Date | Dec 29, 1986 | |||
| Open/Closed To New Investors | Open | |||
| Minimum Initial Investment | 1,000.00 | |||
| Minimum Subsequent Investment | -- | |||
| Front End Fee | -- | |||
| Back End Fee | 0.04 | |||
| Dividends and Shares | MMIBX-NASDAQ | Click to Compare |
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| Dividend Yield | 3.14% | |||
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| Dividend Yield (Forward) | -- | |||
| Asset Allocation | MMIBX-NASDAQ | Click to Compare |
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| Cash | 1.88% | |||
| Stock | 0.00% | |||
| U.S. Stock | 0.00% | |||
| Non-U.S. Stock | 0.00% | |||
| Bond | 98.12% | |||
| U.S. Bond | 96.82% | |||
| Non-U.S. Bond | 1.30% | |||
| Preferred | 0.00% | |||
| Convertible | 0.00% | |||
| Other Net | 0.00% | |||
| Price History | MMIBX-NASDAQ | Click to Compare |
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| 7-Day Total Return | 0.57% | |||
| 30-Day Total Return | 3.14% | |||
| 60-Day Total Return | -0.61% | |||
| 90-Day Total Return | -2.03% | |||
| Year to Date Total Return | -1.00% | |||
| 1-Year Total Return | -1.03% | |||
| 2-Year Total Return | 1.25% | |||
| 3-Year Total Return | 12.16% | |||
| 5-Year Total Return | -2.00% | |||
| Price | MMIBX-NASDAQ | Click to Compare |
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| Closing Price | -- | |||
| 1-Month Low Price | -- | |||
| 1-Month High Price | -- | |||
| 52-Week Low Price | -- | |||
| 52-Week Low Price (Date) | -- | |||
| 52-Week High Price | -- | |||
| 52-Week High Price (Date) | -- | |||
| NAV | MMIBX-NASDAQ | Click to Compare |
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| Nav | $7.90 | |||
| 1-Month Low NAV | $7.59 | |||
| 1-Month High NAV | $7.90 | |||
| 52-Week Low NAV | $7.58 | |||
| 52-Week Low NAV (Date) | Sep 29, 2026 | |||
| 52-Week High NAV | $8.31 | |||
| 52-Week High Price (Date) | Feb 27, 2026 | |||
| Beta / Standard Deviation | MMIBX-NASDAQ | Click to Compare |
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| Beta | 1.07 | |||
| Standard Deviation | 6.82 | |||
| Balance Sheet | MMIBX-NASDAQ | Click to Compare |
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| Total Assets | 6.57B | |||
| Operating Ratios | MMIBX-NASDAQ | Click to Compare |
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| Expense Ratio | 1.54% | |||
| Turnover Ratio | 12.00% | |||
| Performance | MMIBX-NASDAQ | Click to Compare |
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| Last Bull Market Total Return | 6.21% | |||
| Last Bear Market Total Return | -4.33% | |||