MARSH & MCLENNAN COMPANIES, INC. (MRSH)
Marsh & McLennan Companies, Inc. (MRSH) functions as a leading professional services organization, delivering expert guidance and innovative solutions to clients across the vital domains of risk management, strategic planning, and human capital. Based in New York City, the firm maintains a substantial global workforce, employing approximately 65,000 full-time professionals. This entity serves as the parent company for several prominent advisory and consulting brands. These include Marsh, renowned for its insurance brokerage services; Guy Carpenter, a specialist in risk and reinsurance; Mercer, which provides comprehensive human resources and investment-related financial advice; and Oliver Wyman Group, an influential management and economic consultancy. Marsh & McLennan structures its operations into two core business segments. The "Risk and Insurance Services" division encompasses activities such as risk management, along with comprehensive insurance and reinsurance brokerage and services. The "Consulting" division offers a broad spectrum of services, including health, retirement, talent, and investment consulting, as well as specialized advice in management, economics, and brand strategy. The Risk and Insurance Services segment's operations are primarily conducted through Marsh and Guy Carpenter, while Mercer and Oliver Wyman Group are the key contributors to the Consulting segment's offerings.
Sector: Insurance Agents, Brokers & Service
Industry: Insurance - Brokers
Marsh & McLennan Companies, Inc.
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based on 475.51M shares outstanding
Marsh & McLennan Companies, Inc. (MRSH) functions as a leading professional services organization, delivering expert guidance and innovative solutions to clients across the vital domains of risk management, strategic planning, and human capital. Based in New York City, the firm maintains a substantial global workforce, employing approximately 65,000 full-time professionals. This entity serves as the parent company for several prominent advisory and consulting brands. These include Marsh, renowned for its insurance brokerage services; Guy Carpenter, a specialist in risk and reinsurance; Mercer, which provides comprehensive human resources and investment-related financial advice; and Oliver Wyman Group, an influential management and economic consultancy. Marsh & McLennan structures its operations into two core business segments. The "Risk and Insurance Services" division encompasses activities such as risk management, along with comprehensive insurance and reinsurance brokerage and services. The "Consulting" division offers a broad spectrum of services, including health, retirement, talent, and investment consulting, as well as specialized advice in management, economics, and brand strategy. The Risk and Insurance Services segment's operations are primarily conducted through Marsh and Guy Carpenter, while Mercer and Oliver Wyman Group are the key contributors to the Consulting segment's offerings.
Leadership
DEAN M. KLISURA
Vice Chair
JOHN Q. DOYLE
President and Chief Executive Officer (“CEO”); President and Chief Executive Officer of Marsh
MARK C. MCGIVNEY
Senior Vice President and Chief Financial Officer
MARTIN C. SOUTH
Senior VP & Chief Client Officer
Employees
95K+
Country
US
Sector
Financial Services
Website
corporate.marsh.com
| Insider | Title | Type | Shares | Value | Date |
|---|---|---|---|---|---|
| President and CEO | Option Exercise | 16.7K | $1.22M | Sep 2, 2026 | |
| SVP and General Counsel | Option Exercise | 1.2K | -- | Sep 2, 2026 | |
| President and CEO | Option Exercise | 16.7K | -- | Sep 2, 2026 | |
| SVP and General Counsel | Sale | 1.2K | $224.9K | Sep 2, 2026 | |
| SVP and General Counsel | Option Exercise | 1.2K | $99.4K | Sep 2, 2026 | |
| President and CEO | Sale | 16.7K | $3.14M | Sep 2, 2026 |
| Name | Shares | % | Source |
|---|---|---|---|
BlackRock, Inc. | 39.5M | 8.3% | 13F |
VANGUARD CAPITAL MANAGEMENT LLC | 31.5M | 6.6% | 13F |
STATE STREET CORP | 22.4M | 4.7% | 13F |
Capital World Investors | 18.1M | 3.8% | 13F |
WELLINGTON MANAGEMENT GROUP LLP | 17.0M | 3.6% | 13F |
Capital International Investors | 15.7M | 3.3% | 13F |
GEODE CAPITAL MANAGEMENT, LLC | 13.5M | 2.8% | 13F |
PRICE T ROWE ASSOCIATES INC /MD/ | 13.4M | 2.8% | 13F |
VANGUARD PORTFOLIO MANAGEMENT LLC | 12.6M | 2.6% | 13F |
Capital Research Global Investors | 11.0M | 2.3% | 13F |
Insiders
- Doyle John QPresident and CEO
- Brennan KatherineSVP and General Counsel
- SCHAPIRO MORTON ODirector
- BROUSSARD BRUCE DDirector
- MILLS STEVEN ADirector
- Yates Lloyd MDirector
- Lute Jane HDirector
- Siegmund JanDirector
- Ingram TamaraDirector
- HOPKINS DEBORAH CDirector
Top institutional holders
based on 475.51M shares outstanding
30d Avg
2.65M
60d Avg
2.67M
90d Avg
2.53M