Form 497VPU MASSACHUSETTS MUTUAL

November 17, 2025 5:21 PM EST

Supplement dated November 17, 2025

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

Variable Universal Life II

Issued by Massachusetts Mutual Life Insurance Company

Variable Universal Life

Issued by Massachusetts Mutual Life Insurance Company in California and New York
and C.M. Life Insurance Company in all other states

 

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 Additions

Beginning November 17, 2025, the following funds are added to Appendix A as investment options under your policy:

 

 

 

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%

—

—  

— 

Large Cap

Growth

 MML Invesco Discovery Large Cap Fund (Class II)**
Adviser: MML Investment Advisers, LLC
Sub-Adviser: Invesco Advisers, Inc.		 0.74%

—

—

—

Large Cap

Blend

 MML Fundamental Equity Fund (Class II)
Adviser: MML Investment Advisers, LLC
Sub-Adviser: Invesco Advisers, Inc.		 0.80%*

23.71%

13.21%

13.43%

International/Global MML Global Fund (Class II)
Adviser: MML Investment Advisers, LLC
Sub-Adviser: Invesco Advisers, Inc.		 0.81%*

5.59%

5.87%

7.55%

Small/Mid-Cap

Growth

 MML Mid Cap Growth Fund (Initial Class)
Adviser: MML Investment Advisers, LLC
Sub-Adviser: T. Rowe Price Associates, Inc.		 0.83%

11.16%

7.73%

10.20%

 

*This Fund is subject to an expense reimbursement or fee waiver arrangement. As a result, this Fund’s annual expenses reflect temporary expense reductions. See the Fund prospectus for additional information.

**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_17
 

 

Fund Name Change

·Effective November 14, 2025, the following fund was renamed:
Current Fund Name New Fund Name
MML Small Cap Equity Fund MML VIP Invesco Small Cap Equity Fund


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) 272-2216, 8 a.m.–8 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_17
 

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