MM S&P 500® Index R3 (MMINX)

Fund Assets	2.14B
Expense Ratio	0.935%
Min. Investment	$0.00
Turnover	5.00%
Dividend (ttm)	0.08
Dividend Yield	0.58%
Dividend Growth	-39.00%
Payout Frequency	Annual
Ex-Dividend Date	Dec 15, 2025

Previous Close	13.81
YTD Return	12.99%
1-Year Return	16.34%
5-Year Return	66.81%
52-Week Low	11.21
52-Week High	14.63
Beta (5Y)	1.00
Holdings	507
Inception Date	Dec 31, 2002

About MMINX

The MM S&P 500 Index Fund Class R3 is an open-end mutual fund that seeks to replicate the performance of the S&P 500 Index, a widely recognized benchmark representing large-cap U.S. equities. The fund aims to mirror the composition of the index by investing at least 80% of its net assets in the equity securities of companies included in the S&P 500. Its portfolio features significant exposure to dominant sectors such as technology, consumer cyclical, and communication services, with major holdings like Microsoft, NVIDIA, Apple, Amazon.com, and Alphabet. Designed for retirement accounts, this share class is categorized under the large blend investment style, aligning with investors who seek broad market exposure to established companies. With total assets of approximately $2.3 billion and a relatively low portfolio turnover, the fund emphasizes long-term capital appreciation by passively tracking the index, making it a key vehicle for investors aiming for diversified access to leading U.S. corporations.

• Fund Family: MassMutual
• Category: Large Blend
• Performance Rating: Average
• Risk Rating: Average
• Stock Exchange: Nasdaq
• Ticker Symbol: MMINX
• Share Class: Class R3
• Index: S&P 500 TR

Performance

MMINX had a total return of 16.34% in the past year, including dividends. Since the fund's inception, the average annual return has been 9.99%.

Equivalent Funds

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

Symbol	Provider	Name	Expense Ratio
FDFIX	Fidelity	Fidelity Flex 500 Index Fund	n/a
VFFSX	Vanguard	Vanguard 500 Index Institutional Select	0.01%
FLCPX	Fidelity	Fidelity SAI U.S. Large Cap Index Fund	0.02%
VFIAX	Vanguard	Vanguard 500 Index Fund Admiral Shares	0.04%
FXAIX	Fidelity	Fidelity 500 Index Fund	0.02%

Other Share Classes

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

Symbol	Share Class	Expense Ratio
MMIZX	Class I	0.14%
MIEZX	Class R5	0.24%
MMIEX	Service Class	0.39%
MIEYX	Administrative Class	0.49%

Top 10 Holdings

36.32% of assets

Name	Symbol	Weight
NVIDIA Corporation	NVDA	7.50%
Apple Inc.	AAPL	6.57%
Microsoft Corporation	MSFT	4.29%
Amazon.com, Inc.	AMZN	3.61%
Alphabet Inc.	GOOGL	3.24%
Broadcom Inc.	AVGO	2.77%
Alphabet Inc.	GOOG	2.58%
Micron Technology, Inc.	MU	2.01%
Meta Platforms, Inc.	META	1.91%
Tesla, Inc.	TSLA	1.83%

Dividend History

Ex-Dividend	Amount	Pay Date
Dec 15, 2025	$2.41869	Dec 16, 2025
Dec 13, 2024	$4.55847	Dec 16, 2024
Dec 13, 2023	$1.01519	Dec 14, 2023
Dec 14, 2022	$4.16227	Dec 15, 2022
Dec 16, 2021	$2.6717	Dec 17, 2021
Dec 14, 2020	$2.90374	Dec 15, 2020

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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