Who Owns Mercer?
Updated onUse this page to find the Mercer owner and explore the full ownership hierarchy. See the owner of Mercer, the parent company, holding structures, and ultimate controllers.
Mercer
Mercer is a global professional services firm that provides consulting and solutions in health & benefits, retirement and investments, talent and workforce transformation to help organizations optimize employee outcomes and financial results.
Marsh
Global professional services firm specializing in risk, strategy and people (formerly Marsh & McLennan Companies).
Mercer
Mercer is a global professional services firm that provides consulting and solutions in health & benefits, retirement and investments, talent and workforce transformation to help organizations optimize employee outcomes and financial results.
Marsh
Global professional services firm specializing in risk, strategy and people (formerly Marsh & McLennan Companies).
Major Shareholders
Marsh
Major Shareholders
| Name | Type | Ownership | As of |
|---|---|---|---|
BlackRock, Inc. Largest institutional holder per recent 13F aggregations (reported holdings as of Q2 2026). | Institutional | 8.8% | Jun 2026 |
The Vanguard Group, Inc. Top institutional holder per recent 13F aggregations (reported holdings as of Q2 2026). | Institutional | 6.0% | Jun 2026 |
State Street Corporation (State Street Global Advisors) Major passive/index-holder reported on recent 13F filings (Q2 2026). | Institutional | 4.5% | Jun 2026 |
FMR LLC (Fidelity) One of the largest active managers holding MRSH per 13F data (Q2 2026). | Institutional | 4.0% | Jun 2026 |
Capital World Investors / Capital Research (The Capital Group) Material institutional holder per recent 13F filings (Q2 2026). | Institutional | 3.5% | Jun 2026 |
Wellington Management Group LLP Reported among the top institutional holders in most Q2 2026 aggregations. | Institutional | 3.0% | Jun 2026 |
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