A legacy of mutuality, built to protect

For 175 years and counting, MassMutual has been guided by a simple but powerful purpose: We help people secure their future and protect the ones they love. As a mutual company, we’ve consistently focused on putting people first — making decisions for the long term, not the next quarter. Through wars, recessions, pandemics, and periods of profound change, we’ve supported our policyowners, members, and other customers with strength, innovation, and a tradition of trust. Our history is more than a timeline — it’s a reflection of our values in action.

Historic photo of men in front of the MassMutual building

Our heritage isn't just history. It's who we are today.

 

Through wars, recessions, pandemics, and periods of profound change, our purpose and values have endured. This is more than a historical timeline: This is our story. The moments that shaped us. The challenges we faced together. And the futures we helped secure, generation after generation.

Performance Powered by Purpose

Built to protect. Designed to endure.

For 175 years, MassMutual has helped people secure their financial futures and protect the ones they love. Our mutual structure means we operate for our policyowners—not shareholders—so every decision we make is guided by long-term value, not short-term gains.

Investment Philosophy

Stable. Disciplined. Resilient.

Our investment strategy is built on diversification, prudence, and a commitment to enduring performance. Even in unpredictable markets, we’ve delivered consistent returns that support our commitments to policyowners and communities.

Explore our investment approach (PDF)

Dividends

Long-term vision adds up to long-term value

We’ve paid dividends to eligible participating policyowners every year since 18691. While not guaranteed, this track record reflects our commitment to rewarding relationships built on trust.

Learn more about dividends

2025 financial highlights

Nearly

$1.1T

of life insurance protection in force as of 12/31/252

$298B

total invested assets3

delivered

$10.3B

insurance and annuity benefits paid to policyowners and other customers in 20254

$2.9B

in policyowner dividends5

Listed

#102

on the FORTUNE 500© list6

See full financials
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Living mutual in action

Being mutual means showing up—expected or not

It’s how we’ve responded through crises, supported families, and built stronger communities. Mutuality isn’t just our structure—it’s our way of life.

Read our Annual Report
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Community Impact

A better world starts locally

Through the MassMutual Foundation, we invest in financial resilience at the community level—empowering families with tools, resources, and opportunities to thrive.

Discover our community work
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Personalized guidance

Advice that moves with you

Our financial professionals are more than service providers—they’re advocates. They tailor solutions to your goals, your family, and your future.

Find a financial professional

1 Dividends are not guaranteed.

2 These are consolidated results of Massachusetts Mutual Life Insurance Company and its U.S.-domiciled life insurance subsidiaries: C.M. Life Insurance Company, MML Bay State Life Insurance Company, and MassMutual Ascend, as well as key subsidiaries, as of December 31, 2025.

3 These are consolidated statutory results of Massachusetts Mutual Life Insurance Company and its U.S.-domiciled life insurance subsidiaries: C.M. Life Insurance Company, MML Bay State Life Insurance Company as of December 31, 2025. Source: 2025 Consolidated Statutory Financial Statements.

4 These are consolidated statutory results of Massachusetts Mutual Life Insurance Company and its U.S.-domiciled life insurance subsidiaries: C.M. Life Insurance Company, MML Bay State Life Insurance Company, and MassMutual Ascend, as well as key subsidiaries, as of December 31, 2025. Source: 2025 Consolidated Statutory Financial Statements.

5 Massachusetts Mutual Life Insurance Company Statutory Annual Statement (Consolidated), Year-End 2025 – Summary of Financial Position – Policyowners Dividends: The liability for policyholders’ dividends includes the estimated amount of annual dividends and settlement dividends.

6 From FORTUNE. ©2026 FORTUNE Media IP Limited. All rights reserved. FORTUNE 500 (June 2025) is a registered trademarks of FORTUNE Media IP Limited and is used under license. FORTUNE and FORTUNE Media IP Limited are not affiliated with, and do not endorse products or services of MassMutual.