MassMutual Blue Chip Growth I (MBCZX)

Fund Assets	1.82B
Expense Ratio	0.64%
Min. Investment	$0.00
Turnover	14.00%
Dividend (ttm)	n/a
Dividend Yield	n/a
Dividend Growth	n/a
Payout Frequency	Annual
Ex-Dividend Date	Dec 15, 2025

Previous Close	19.91
YTD Return	1.82%
1-Year Return	2.67%
5-Year Return	54.30%
52-Week Low	16.38
52-Week High	28.37
Beta (5Y)	0.94
Holdings	86
Inception Date	Apr 1, 2014

About MBCZX

The MassMutual Blue Chip Growth Fund Class I is a mutual fund focused on providing long-term capital growth by investing primarily in the common stocks of large and medium-sized blue chip growth companies. This fund emphasizes established, financially sound businesses known for their market leadership, stability, and sustained growth potential. Its investment strategy mandates that at least 80% of net assets are allocated to these blue chip equities, with a significant weighting toward the information technology sector. The portfolio is actively managed and characterized by substantial holdings in prominent companies such as NVIDIA, Microsoft, Amazon, and Apple, reflecting an orientation toward innovative, growth-driven industries. Designed for institutional investors, the fund features a competitive expense ratio and maintains a diversified selection of approximately 99 holdings. As a large growth category fund, it serves as a core equity holding for those seeking participation in the performance of the U.S. stock market’s leading growth-oriented corporations, contributing to diversification in broader investment portfolios.

• Fund Family: MassMutual
• Category: Large-Cap Growth
• Performance Rating: Average
• Risk Rating: Average
• Stock Exchange: Nasdaq
• Ticker Symbol: MBCZX
• Share Class: Class I
• Index: Russell 1000 Growth TR

Performance

MBCZX had a total return of 2.67% in the past year, including dividends. Since the fund's inception, the average annual return has been 14.00%.

Equivalent Funds

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

Symbol	Provider	Name	Expense Ratio
FBCGX	Fidelity	Fidelity Blue Chip Growth K6 Fund	0.45%
FHOFX	Fidelity	Fidelity Series Large Cap Growth Index Fund	n/a
LGILX	Schwab	Schwab Large Cap Growth Opportunities Fund	0.73%
FBGRX	Fidelity	Fidelity Blue Chip Growth Fund	0.71%
FBGKX	Fidelity	Fidelity Blue Chip Growth K	0.66%

Other Share Classes

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

Symbol	Share Class	Expense Ratio
MBCSX	Class R5	0.76%
MMZMX	Class Y	0.76%
MBCYX	Service Class	0.86%
MBCLX	Administrative Class	0.96%

Top 10 Holdings

54.70% of assets

Name	Symbol	Weight
NVIDIA Corporation	NVDA	14.32%
Alphabet Inc.	GOOGL	7.96%
Tesla, Inc.	TSLA	5.03%
Meta Platforms, Inc.	META	4.75%
Amazon.com, Inc.	AMZN	4.60%
Microsoft Corporation	MSFT	4.43%
Alphabet Inc.	GOOG	3.63%
Visa Inc.	V	3.49%
Applied Materials, Inc.	AMAT	3.26%
Broadcom Inc.	AVGO	3.23%

Dividend History

Ex-Dividend	Amount	Pay Date
Dec 15, 2025	$8.20342	Dec 16, 2025
Dec 13, 2024	$0.40726	Dec 16, 2024
Sep 18, 2024	$2.65393	Sep 19, 2024
Dec 13, 2023	$4.54891	Dec 14, 2023
Dec 14, 2022	$3.00816	Dec 15, 2022
Dec 16, 2021	$6.31516	Dec 17, 2021

Data Sources: Tiingo, Twelve Data, and more

Historical data is provided by Tiingo. Delayed stock pricing data is provided by Twelve Data. Several fund data points are also provided by Finnhub.

Last checked:

Oct 15, 2026

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