MFIWX Mutual Fund

NAV$5.83

Fund Essentials - as of Jan 31, 2026

Net Assets
$2.2B
Expense Ratio
0.40%
Dividend Yield (Current)
4.62%
Holdings
517
Inception Date
Mar 2, 2018
Fund Family
MFS Investment Management
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO
Dividend Frequency
Monthly
SEC 30-Day Yield
PRO

Performance

YTD+1.19%
1 Year+4.42%
3 Year+5.38%
5 Year+1.00%

Asset Allocation

Bonds: 98.33%
Cash: 1.71%

Price Chart (6M)

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Top Holdings

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TickerNameWeight
T 4.5 02/15/44United States Treasury Note/Bond 4.50% 02/15/20443.07%
T 4.75 11/15/43Us Treasury N/B 4.75 11/15/20432.48%
T 4.625 04/30/29United States Treasury Note/Bond 4.62% 04/30/20292.27%
T 4.75 02/15/45Us Treasury N/B 4.75 2/451.95%
T 4.25 02/15/54United States Treasury Note/Bond 4.25% 15-Feb-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)
4.62%
Frequency
Monthly
Latest Distribution
$0.01
-

Peer Comparison

Benchmark
PRO
Peer outperformance: PRO
Category rank: PRO
This Mutual Fund
PRO
Peer Avg
PRO
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Category rank, peer-average returns and outperformance, updated daily.
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MFIWX Mutual Fund Overview

MFIWX Mutual Fund (MFS Income Fund Class R6) is managed by MFS Investment Management with $2.21B in net assets. MFIWX expense ratio is 0.40%, holding 517 positions across sectors including Financials, Other, Energy. Inception date: 2018-03-02.

MFIWX performance shows a YTD return of 1.19%. The 1-year return is 4.42% and the 5-year return is 1.00%. MFIWX dividend yield stands at 4.62%, paid monthly.

MFIWX top holdings include United States Treasury Note/Bond 4.50% 02/15/2044 (3.1%), Us Treasury N/B 4.75 11/15/2043 (2.5%), United States Treasury Note/Bond 4.62% 04/30/2029 (2.3%), Us Treasury N/B 4.75 2/45 (1.9%), United States Treasury Note/Bond 4.25% 15-Feb-2054 (1.9%). View all MFIWX holdings, sector breakdown, or dividend history.

MFIWX can be compared against other funds using the overlap calculator or side-by-side comparison tool. MFIWX alternatives are available via the screener, along with tax-loss harvesting opportunities.