MIABX Mutual Fund

MIABX Mutual Fund

NAV$8.50
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Fund Essentials - as of May 31, 2026

Net Assets
$34,850.43
Expense Ratio
1.39%
Dividend Yield (Current)
3.57%
Holdings
108
Inception Date
Sep 1, 2004
Fund Family
MFS Investment Management
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO
Dividend Frequency
Monthly
SEC 30-Day Yield
PRO

Performance

YTD-0.58%
1 Year-0.87%
3 Year+2.51%
5 Year-1.17%
10 Year+0.90%

Asset Allocation

Bonds: 110.17%
Cash: 0.24%
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Top Holdings

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TickerNameWeight
-Ust Bond 2Yr Future Sep 30 2617.64%
-Us Treasury Inflation Indexed Bonds 0.125% Jan 15 3111.35%
-Us Treasury Inflation Indexed Bonds 0.125% Jul 15 309.52%
-Us Treasury Inflation Indexed Bonds 1.75% Jan 15 347.80%
-Us Treasury Inflation Indexed Bonds 0.875% Jan 15 297.60%
Top 10 Concentration: 81.96%Report Date: May 31, 2026
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Dividend Summary

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Dividend Yield (Current)
3.57%
Frequency
Monthly
Latest Distribution
$0.27
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Peer Comparison

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

MIABX Mutual Fund Overview

MIABX Mutual Fund (MFS Inflation Adjusted Bond Fund Class B) is managed by MFS Investment Management with $34,850.43 in net assets. MIABX expense ratio is 1.39%, holding 108 positions across various sectors. Inception date: 2004-09-01.

MIABX performance shows a YTD return of -0.58%. The 1-year return is -0.87% and the 5-year return is -1.17%. MIABX dividend yield stands at 3.57%, paid monthly.

MIABX top holdings include Ust Bond 2Yr Future Sep 30 26 (17.6%), Us Treasury Inflation Indexed Bonds 0.125% Jan 15 31 (11.3%), Us Treasury Inflation Indexed Bonds 0.125% Jul 15 30 (9.5%), Us Treasury Inflation Indexed Bonds 1.75% Jan 15 34 (7.8%), Us Treasury Inflation Indexed Bonds 0.875% Jan 15 29 (7.6%). Go to all MIABX holdings, MIABX sectors, or MIABX dividends.

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