Morningstar

MassMutual Blue Chip Growth Fund Class I MBCZX

Morningstar Medalist Rating
Medalist Rating as of | See MassMutual Investment Hub
  • NAV / 1-Day Return 19.73  /  +1.18 %
  • Total Assets 1.8B
  • Adj. Expense Ratio
    0.660%
  • Expense Ratio 0.650%
  • Distribution Fee Level Average
  • Share Class Type Institutional
  • Category Large Growth
  • Investment Style Large Growth
  • Min. Initial Investment 0
  • Status Open
  • TTM Yield 0.00
  • Turnover 14%

USD | NAV as of Oct 03, 2026 | 1-Day Return as of Oct 03, 2026, 12:11 AM GMT+0

Morningstar’s Analysis MBCZX

Will MBCZX 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 MBCZX’s performance objective and investment process is for both security selection and portfolio construction.

  • People Pillar

    The People Pillar is our evaluation of the MBCZX 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 MBCZX’s parent organization’s priorities and whether they’re in line with investors’ interests.

null Morningstar Automated Analysis

Morningstar Automated Analysis

Summary

MassMutual Blue Chip Growth I holds a quantitatively derived Neutral Morningstar Medalist Rating. The rating suggests the model does not express a clear expectation of outperformance or underperformance relative to peers over a full market cycle.

by Morningstar Automated Analysis
Rated on Published on

Unlock our full analysis with Morningstar Investor

Portfolio Holdings MBCZX

More MBCZX Holdings
  • Current Portfolio Date
  • Equity Holdings —
  • Bond Holdings —
  • Other Holdings —
  • % Assets in Top 10 Holdings 54.7
Top 10 Holdings
% Portfolio Weight
Market Value USD
Sector

NVIDIA Corp

14.35 268M
Technology

Alphabet Inc Class A

7.95 149M
Communication Services

Tesla Inc

5.04 94M
Consumer Cyclical

Meta Platforms Inc Class A

4.76 89M
Communication Services

Amazon.com Inc

4.60 86M
Consumer Cyclical

Microsoft Corp

4.43 83M
Technology

Alphabet Inc Class C

3.62 68M
Communication Services

Visa Inc Class A

3.49 65M
Financial Services

Applied Materials Inc

3.26 61M
Technology

Broadcom Inc

3.24 61M
Technology

Sponsor Center