MFS Total Return Bond I (MRBIX)

NASDAQ · Mutual Fund · Delayed Price · Currency is USD
9.70
+0.04 (0.41%)
Sep 8, 2025, 4:00 PM EDT
-0.72%
Fund Assets 8.25B
Expense Ratio 0.45%
Min. Investment $1,000
Turnover 75.00%
Dividend (ttm) 0.42
Dividend Yield 4.28%
Dividend Growth 3.10%
Payout Frequency Monthly
Ex-Dividend Date Aug 29, 2025
Previous Close 9.66
YTD Return 4.14%
1-Year Return 1.54%
5-Year Return -2.67%
52-Week Low 9.27
52-Week High 9.84
Beta (5Y) n/a
Holdings 1111
Inception Date Jan 4, 1999

About MRBIX

MFS Total Return Bond Fund I Shares is a mutual fund specializing in the fixed income market, aiming for high total return through a combination of current income and long-term capital growth. The fund primarily invests at least 65% of its assets in a diversified portfolio of bonds and other fixed income securities, focusing on U.S. issuers. It belongs to the intermediate core-plus bond category, providing exposure to a broad range of credit qualities and maturities. Utilizing an active management approach, the fund incorporates U.S. Treasuries, mortgage-backed securities, corporate bonds, and related derivatives to navigate shifting interest rate and credit environments. Notable features include a low expense ratio and monthly income distributions, making it suitable for investors seeking steady cash flow from bond market investments. With a large asset base and a history dating back to 1999, the fund holds a significant position in the core bond arena, serving institutions and individuals alike who are seeking diversified fixed income exposure within their portfolios.

Fund Family MFS
Category Intermediate Core-Plus Bond
Stock Exchange NASDAQ
Ticker Symbol MRBIX
Share Class I
Index Bloomberg U.S. Aggregate Bond TR

Performance

MRBIX had a total return of 1.54% in the past year, including dividends. Since the fund's inception, the average annual return has been 4.22%.

Equivalent Funds

These are funds that follow the same index from the other major fund companies.

Symbol Provider Name Expense Ratio
FGBPX Fidelity Fidelity Advisor Investment Gr Bd I 0.50%
FSMTX Fidelity Fidelity SAI Total Bond 0.29%
FGBCX Fidelity Fidelity Advisor Investment Gr Bd C 1.52%
FGBTX Fidelity Fidelity Advisor Investment Gr Bd M 0.74%
FTKFX Fidelity Fidelity Total Bond K6 0.30%

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

Symbol Share Class Expense Ratio
MRBKX R6 0.36%
MRBJX R4 0.45%
MRBFX A 0.60%
MRBHX R3 0.70%

Top 10 Holdings

28.71% of assets
Name Symbol Weight
United States Treasury Notes 4.13% T.4.125 02.15.27 5.78%
2 Year Treasury Note Future Sept 25 n/a 5.65%
5 Year Treasury Note Future Sept 25 n/a 4.26%
Ultra US Treasury Bond Future Sept 25 n/a 2.48%
United States Treasury Bonds 4.75% T.4.75 11.15.43 2.16%
United States Treasury Notes 4.25% T.4.25 06.30.29 2.07%
United States Treasury Bonds 4.25% T.4.25 02.15.54 2.05%
United States Treasury Notes 4.25% T.4.25 11.15.34 1.92%
United States Treasury Bonds 4.38% T.4.375 08.15.43 1.19%
United States Treasury Notes 4.88% T.4.875 10.31.28 1.15%
View More Holdings

Dividend History

Ex-Dividend Amount Pay Date
Aug 29, 2025 $0.03367 Sep 2, 2025
Jul 31, 2025 $0.03367 Aug 1, 2025
Jun 30, 2025 $0.03367 Jul 1, 2025
May 30, 2025 $0.03367 Jun 2, 2025
Apr 30, 2025 $0.03353 May 1, 2025
Mar 31, 2025 $0.03362 Apr 1, 2025
Full Dividend History