MassMutual Blue Chip Growth Y (MMZMX)

Fund Assets	1.82B
Expense Ratio	0.741%
Min. Investment	$100,000
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	18.96
YTD Return	0.05%
1-Year Return	2.73%
5-Year Return	n/a
52-Week Low	16.15
52-Week High	28.11
Beta (5Y)	n/a
Holdings	86
Inception Date	Feb 1, 2023

About MMZMX

The MassMutual Blue Chip Growth Fund Class Y is a mutual fund designed to seek long-term capital growth by investing primarily in the common stocks of large and medium-sized blue chip companies. Its strategy focuses on companies recognized for their established market presence, financial stability, and history of growth, allocating at least 80% of its net assets to these issuers. The fund typically holds a concentrated portfolio, with top positions in leading technology and consumer companies such as NVIDIA, Microsoft, Amazon, Meta Platforms, and Apple, reflecting a strong orientation toward the large-cap growth segment. The fund is managed collaboratively by two subadvisers, each overseeing a portion of the assets to diversify management perspectives. MassMutual Blue Chip Growth Fund Class Y serves as a core growth vehicle for investors seeking exposure to dominant and innovative corporations that influence major sectors including technology, communication, and consumer discretionary. It plays a significant role in the market as a large-cap growth option for institutional and individual investors aiming to participate in the performance of prominent U.S. companies.

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

Performance

MMZMX had a total return of 2.73% in the past year, including dividends. Since the fund's inception, the average annual return has been 19.37%.

Equivalent Funds

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

Symbol	Provider	Name	Expense Ratio
VWUAX	Vanguard	Vanguard US Growth Admiral™	0.24%

Other Share Classes

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

Symbol	Share Class	Expense Ratio
MBCZX	Class I	0.66%
MBCSX	Class R5	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

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 16, 2026

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