Morningstar

MM S&P 500® Index Fund Class R5 MIEZX

Morningstar Medalist Rating
Medalist Rating as of | See MassMutual Investment Hub
  • NAV / 1-Day Return 16.72  /  +0.72 %
  • Total Assets 2.2B
  • Adj. Expense Ratio
    0.240%
  • Expense Ratio 0.240%
  • Distribution Fee Level Low
  • Share Class Type Retirement, Large
  • Category Large Blend
  • Investment Style Large Blend
  • Min. Initial Investment 0
  • Status Open
  • TTM Yield 0.87%
  • Turnover 5%

USD | NAV as of Oct 03, 2026 | 1-Day Return as of Oct 03, 2026, 12:10 AM GMT+0

Morningstar’s Analysis MIEZX

Will MIEZX outperform in the future?

Get our overall rating based on a fundamental assessment of the pillars below.

  • Process Pillar

    The Process Pillar is our assessment of how sensible, clearly defined, and repeatable MIEZX’s performance objective and investment process is for both security selection and portfolio construction.

  • People Pillar

    The People Pillar is our evaluation of the MIEZX management team’s experience and ability. We find that high-quality management teams deliver superior performance relative to their benchmarks and/or peers.

  • Parent Pillar

    The Parent Pillar is our rating of MIEZX’s parent organization’s priorities and whether they’re in line with investors’ interests.

null Morningstar Automated Analysis

Morningstar Automated Analysis

Summary

MM S&P 500® Index R5 holds a quantitatively derived Gold Morningstar Medalist Rating. The rating reflects that it has scored particularly well on factors Morningstar research associates with future outperformance relative to category peers.

by Morningstar Automated Analysis
Rated on Published on

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Portfolio Holdings MIEZX

More MIEZX Holdings
  • Current Portfolio Date
  • Equity Holdings —
  • Bond Holdings —
  • Other Holdings —
  • % Assets in Top 10 Holdings 36.2
Top 10 Holdings
% Portfolio Weight
Market Value USD
Sector

NVIDIA Corp

7.47 167M
Technology

Apple Inc

6.55 147M
Technology

Microsoft Corp

4.27 96M
Technology

Amazon.com Inc

3.60 80M
Consumer Cyclical

Alphabet Inc Class A

3.23 72M
Communication Services

Broadcom Inc

2.76 62M
Technology

Alphabet Inc Class C

2.57 58M
Communication Services

Micron Technology Inc

2.01 45M
Technology

Meta Platforms Inc Class A

1.91 43M
Communication Services

Tesla Inc

1.83 41M
Consumer Cyclical

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