MFIOX Mutual Fund

MFIOX Mutual Fund

NAV$5.81
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Fund Essentials - as of Jan 31, 2026

Net Assets
$1.1B
Expense Ratio
0.73%
Dividend Yield (Current)
4.40%
Holdings
517
Inception Date
Oct 29, 1987
Fund Family
MFS Investment Management
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO
Dividend Frequency
Monthly
SEC 30-Day Yield
PRO

Performance

YTD-0.12%
1 Year+2.83%
3 Year+4.42%
5 Year+0.23%
10 Year+2.48%

Asset Allocation

Bonds: 98.33%
Cash: 1.71%
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Top Holdings

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TickerNameWeight
T 4.5 02/15/44U.S. Treasury Bonds3.07%
T 4.75 11/15/43Us Treas Bds 4.75% 11/15/432.48%
T 4.625 04/30/29United States Treasury Note/Bond 2029-04-302.27%
T 4.75 02/15/45Us Treasury N/B 4.75 2/451.95%
T 4.25 02/15/54Treasury Bond 4.25 02/15/20541.90%
Top 10 Concentration: 20.38%Report Date: Jan 31, 2026
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Dividend Summary

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Dividend Yield (Current)
4.40%
Frequency
Monthly
Latest Distribution
$0.01
-

Peer Comparison

Benchmark
PRO
Peer outperformance: PRO
Category rank: PRO
This Mutual Fund
PRO
Peer Avg
PRO

MFIOX Mutual Fund Overview

MFIOX Mutual Fund (MFS Income Fund) is managed by MFS Investment Management with $1.06B in net assets. MFIOX expense ratio is 0.73%, holding 517 positions across sectors including Financials, Energy, Real Estate. Inception date: 1987-10-29.

MFIOX performance shows a YTD return of -0.12%. The 1-year return is 2.83% and the 5-year return is 0.23%. MFIOX dividend yield stands at 4.40%, paid monthly.

MFIOX top holdings include U.S. Treasury Bonds (3.1%), Us Treas Bds 4.75% 11/15/43 (2.5%), United States Treasury Note/Bond 2029-04-30 (2.3%), Us Treasury N/B 4.75 2/45 (1.9%), Treasury Bond 4.25 02/15/2054 (1.9%). Go to all MFIOX holdings, MFIOX sectors, or MFIOX dividends.

MFIOX can be compared against other funds. Use MFIOX overlap to find shared positions, or MFIOX vs another fund for a side-by-side view. MFIOX alternatives are available via the screener, along with tax-loss harvesting opportunities.