MassMutual Core Bond Fund Service Class (MCBYX)

NASDAQ · Mutual Fund · Delayed Price · Currency is USD
9.15
+0.06 (0.66%)
Aug 1, 2025, 4:00 PM EDT
0.66%
Fund Assets785.81M
Expense Ratio0.62%
Min. Investment$100,000
Turnover248.00%
Dividend (ttm)0.41
Dividend Yield4.50%
Dividend Growth-32.15%
Payout FrequencyMonthly
Ex-Dividend Daten/a
Previous Close9.09
YTD Return2.88%
1-Year Return3.01%
5-Year Return-4.12%
52-Week Low8.84
52-Week High9.37
Beta (5Y)n/a
Holdings361
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 3.01% in the past year, including dividends. Since the fund's inception, the average annual return has been 2.70%.

Equivalent Funds

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

SymbolProviderNameExpense Ratio
FGBPXFidelityFidelity Advisor Investment Grade Bond Fund - Class I0.50%
FSMTXFidelityFidelity SAI Total Bond Fund0.29%
FGBCXFidelityFidelity Advisor Investment Grade Bond Fund - Class C1.52%
FGBTXFidelityFidelity Advisor Investment Grade Bond Fund - Class M0.74%
FTKFXFidelityFidelity Total Bond K6 Fund0.30%

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

23.21% of assets
NameSymbolWeight
2 Year Treasury Note Future Sept 25n/a6.93%
Us Long Bond(Cbt) Sep25 Xcbt 20250919n/a2.60%
10 Year Treasury Note Future Sept 25n/a2.39%
Federal Home Loan Mortgage Corp. 2.5%FR.SD72262.03%
Us Ultra Bond Cbt Sep25 Xcbt 20250919n/a1.92%
United States Treasury Bonds 2.25%T.2.25 08.15.491.79%
United States Treasury Bonds 4.625%T.4.625 11.15.441.74%
Federal National Mortgage Association 5.5%FN.MA48421.58%
Federal National Mortgage Association 6%FN.FA00951.12%
Federal National Mortgage Association 5%FN.CB94651.11%
View More Holdings

Dividend History

Ex-DividendAmountPay Date
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
Feb 28, 2025$0.03362Mar 3, 2025
Jan 31, 2025$0.03395Feb 3, 2025
Full Dividend History