MFIIX Mutual Fund

NAV$5.82

Fund Essentials - as of Jan 31, 2026

Net Assets
$5.0B
Expense Ratio
0.48%
Dividend Yield (Current)
4.54%
Holdings
517
Inception Date
Jan 8, 1997
Fund Family
MFS Investment Management
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO
Dividend Frequency
Monthly
SEC 30-Day Yield
PRO

Performance

YTD+1.15%
1 Year+4.32%
3 Year+5.28%
5 Year+0.83%
10 Year+3.01%

Asset Allocation

Bonds: 98.33%
Cash: 1.71%

Price Chart (6M)

Loading chart data...

Top Holdings

View All →
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
Download all 517 holdings for MFIIX
CSV export with sector, industry & share changes
Get CSV

Dividend Summary

View Details →
Dividend Yield (Current)
4.54%
Frequency
Monthly
Latest Distribution
$0.01
-

Peer Comparison

Benchmark
PRO
Peer outperformance: PRO
Category rank: PRO
This Mutual Fund
PRO
Peer Avg
PRO
See how MFIIX ranks against its peers
Category rank, peer-average returns and outperformance, updated daily.
$49$29/mo
Claim the $29 launch price
First 500 subscribers, then $49/mo. Cancel anytime. From MarketXLS, trusted since 2014.

MFIIX Mutual Fund Overview

MFIIX Mutual Fund (MFS Income Fund Class I) is managed by MFS Investment Management with $5.04B in net assets. MFIIX expense ratio is 0.48%, holding 517 positions across sectors including Financials, Other, Energy. Inception date: 1997-01-08.

MFIIX performance shows a YTD return of 1.15%. The 1-year return is 4.32% and the 5-year return is 0.83%. MFIIX dividend yield stands at 4.54%, paid monthly.

MFIIX 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 MFIIX holdings, sector breakdown, or dividend history.

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