Form 497VPI MASSACHUSETTS MUTUAL

November 17, 2025 5:27 PM EST

Supplement dated November 17, 2025

 

to the Prospectus, Initial Summary Prospectus, and Updating Summary Prospectus each dated April 28, 2025, as supplemented, for:

 

Strategic Group Variable Universal Life® II
Issued by Massachusetts Mutual Life Insurance Company

 

THIS SUPPLEMENT MUST BE READ IN CONJUNCTION WITH YOUR PROSPECTUS.
 
PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE.

 

This supplement amends certain information in the above-referenced prospectuses:

 

Fund Addition

 

Beginning November 17, 2025, the following fund is added to Appendix A as an investment option under your certificate:

 

Fund Type Fund and Adviser/Sub-Adviser

Current Expenses (expenses/

average assets)

Average Annual Total Returns

(as of 12/31/2024)

1 Year 5 Year 10 Year
Small/Mid-Cap Growth

MML Invesco Discovery Mid Cap Fund (Class II)**

Adviser: MML Investment Advisers, LLC

Sub-Adviser: Invesco Advisers, Inc.

 0.83% -- -- --

 

**The expenses are based on estimated amounts for the current fiscal year of the Fund. The Fund has not been in operation for a full calendar year, and therefore has no performance history. Performance history will be available for the Fund after it has been in operation for one calendar year.

 

  page 1 of 2 PS25_18

 

 

Fund Name Changes and Sub-Adviser Changes

 

•Effective November 14, 2025, the following funds were renamed and the following fund sub-adviser changes will occur:

 

Current Fund Name New Fund Name

MML International Equity Fund

Adviser: MML Investment Advisers, LLC

Sub-Advisers: Massachusetts Financial Services Company and Harris Associates L.P.

MML VIP MFS International Equity Fund

Adviser: MML Investment Advisers, LLC

Sub-Adviser: Massachusetts Financial Services Company

MML Total Return Bond Fund

Adviser: MML Investment Advisers, LLC

Sub-Adviser: Metropolitan West Asset Management, LLC

MML VIP Fidelity Institutional AM® Core Plus Bond Fund

Adviser: MML Investment Advisers, LLC

Sub-Adviser: FIAM LLC

 

•Effective November 14, 2025, the following funds were renamed:

 

Current Fund Name New Fund Name
MML Large Cap Growth Fund MML VIP Loomis Sayles Large Cap Growth Fund
MML Mid Cap Value Fund MML VIP American Century Mid Cap Value Fund
MML Small Cap Equity Fund MML VIP Invesco Small Cap Equity Fund
MML Small Company Value Fund MML VIP American Century Small Company Value Fund

 

•Effective on or about December 1, 2025, the following fund will be renamed and the following fund sub-adviser change will occur:

 

Current Fund Name New Fund Name

Macquarie VIP Asset Strategy Series

Adviser: Delaware Management Company

Sub-Advisers: Macquarie Investment Management Austria Kapitalanlage AG, Macquarie Investment Management Europe Limited, and Macquarie Investment Management Global Limited

Nomura VIP Asset Strategy Series

Adviser: Delaware Management Company

Sub-Advisers: Nomura Investment Management Austria Kapitalanlage AG and Macquarie Investment Management Global Limited

If you have questions about this supplement, or other product questions, you may contact your registered representative, visit us online at www.MassMutual.com/contact-us, or call our Administrative Office at (800) 548-0073, 8 a.m.–5 p.m. Eastern Time.

 

For more information about the funds, read each fund prospectus. Prospectuses are available on our website at www.MassMutual.com.

 

  page 2 of 2 PS25_18

 

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