Panorama Separate Account

04/27/2026 | Press release | Distributed by Public on 04/27/2026 09:17

Prospectus by Investment Company (Form 497)

Supplement dated April 27, 2026

to the Prospectus dated May 1, 2009, as supplemented, for:

Panorama®
 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 Prospectus:

Fund Name Changes

Effective April 24, 2026, the following funds were renamed:

Old Fund Name New Fund Name
MML Equity Index Fund MML VIP BlackRock® Equity Index Fund
MML Fundamental Equity Fund MML VIP Invesco Main Street Equity Fund
MML Global Fund MML VIP Invesco Global Fund
MML Invesco Discovery Large Cap Fund MML VIP Invesco Discovery Large Cap Fund
MML Invesco Discovery Mid Cap Fund MML VIP Invesco Discovery Mid Cap Fund
MML Managed Bond Fund MML VIP Barings Core Bond Fund
MML Short-Duration Bond Fund MML VIP Barings Short-Duration Bond Fund

Fund Reopening

The Invesco V.I. Core Plus Bond Fund was previously unavailable for new allocations for certain contracts. The Invesco V.I. Core Plus Bond Fund is now available as an investment option for all contracts.

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 by going to www.MassMutual.com.

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