MassMutual Core Bond Fund (MCBYX)

NASDAQ · Mutual Fund · Delayed Price · Currency is USD
9.25
+0.04 (0.43%)
Sep 5, 2025, 4:00 PM EDT
0.43%
Fund Assets751.19M
Expense Ratio0.62%
Min. Investment$0.00
Turnover248.00%
Dividend (ttm)0.41
Dividend Yield4.36%
Dividend Growth-39.64%
Payout FrequencyMonthly
Ex-Dividend DateAug 29, 2025
Previous Close9.21
YTD Return4.00%
1-Year Return0.87%
5-Year Return-3.23%
52-Week Low8.84
52-Week High9.37
Beta (5Y)n/a
Holdings360
Inception DateJan 1, 1998

About MCBYX

MassMutual Core Bond Fund Service Class is an open-ended mutual fund focused on the U.S. fixed income market. Its primary objective is to achieve a high total rate of return while maintaining prudent investment risk and preserving capital. The fund primarily invests at least 80% of its net assets in investment grade fixed income securities, including U.S. government securities, corporate bonds, mortgage-backed, and other asset-backed securities rated Baa or higher by Moody’s or BBB or higher by S&P. Managed by MML Investment Advisers, LLC and Barings LLC, the fund utilizes a diversified approach, with more than 370 individual holdings and a relatively high portfolio turnover. It benchmarks its performance against the Bloomberg U.S. Aggregate Bond Index, aiming to match its average duration within a tight range. This core bond fund plays a central role for investors seeking broad exposure to the investment grade bond market, offering a blend of corporate, government, and securitized debts. Its strategy makes it a foundational fixed income holding for balanced portfolios, appealing to those prioritizing stable income generation and moderate interest rate risk, typical of the intermediate-term core bond category.

Fund Family MassMutual
Category Intermediate Core Bond
Stock Exchange NASDAQ
Ticker Symbol MCBYX
Share Class Service Class
Index Bloomberg U.S. Aggregate Bond TR

Performance

MCBYX had a total return of 0.87% in the past year, including dividends. Since the fund's inception, the average annual return has been 2.73%.

Equivalent Funds

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

SymbolProviderNameExpense Ratio
FGBPXFidelityFidelity Advisor Investment Gr Bd I0.50%
FSMTXFidelityFidelity SAI Total Bond0.29%
FGBCXFidelityFidelity Advisor Investment Gr Bd C1.52%
FGBTXFidelityFidelity Advisor Investment Gr Bd M0.74%
FTKFXFidelityFidelity Total Bond K60.30%

Other Share Classes

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

SymbolShare ClassExpense Ratio
MCZZXClass I0.42%
MCBDXClass R50.52%
MCBLXAdministrative Class0.72%
MCZRXClass R40.87%

Top 10 Holdings

15.79% of assets
NameSymbolWeight
Freddie Mac PoolFR.SD72262.32%
United States Treasury - U.S. Treasury BondsT.2.25 08.15.492.05%
United States Treasury - U.S. Treasury BondsT.4.625 11.15.441.99%
Fannie Mae PoolFN.MA48421.81%
State Street Global Advisors - State Street Navigator Securities Lending Government Money Market Portfolion/a1.46%
Fannie Mae PoolFN.FA00951.29%
Fannie Mae PoolFN.CB94651.27%
WPP CP LLCn/a1.27%
Freddie Mac PoolFR.SD73231.24%
Fannie Mae PoolFN.MA46261.10%
View More Holdings

Dividend History

Ex-DividendAmountPay Date
Aug 29, 2025$0.03248Sep 2, 2025
Jul 31, 2025$0.0343Aug 1, 2025
Jun 30, 2025$0.03555Jul 1, 2025
May 30, 2025$0.03295Jun 2, 2025
Apr 30, 2025$0.03463May 1, 2025
Mar 31, 2025$0.03434Apr 1, 2025
Full Dividend History