Companies / Marsh & McLennan Companies, Inc.
Marsh & McLennan Companies, Inc.
Financials · FY2025
Ownership
477.2M shares outstanding · as of Jul 16, 2026
Ownership
| Insiders | 0.07% | 355,101 |
| Institutions | 92.11% | 439,578,246 |
| Public float | 7.81% | 37,277,921 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 22
View all →| Insider | % of shares | Shares |
|---|---|---|
Doyle John QCEOPresident and CEO | 0.03% | 133,466 |
McGivney Mark CEVP, CFO and COO | <0.01% | 42,469 |
Hanway H EdwardDirector | <0.01% | 36,868 |
Studer Nicholas MarkCEOPresident and CEO of OWG | <0.01% | 32,536 |
Klisura Dean MichaelCEOPresident & CEO, Guy Carpenter | <0.01% | 25,129 |
South MartinCEOPresident & CEO, Marsh Risk | <0.01% | 23,651 |
Beswick PaulSVP, Chief Information Officer | <0.01% | 17,089 |
Fernandez CarmenSVP, Chief People Officer | <0.01% | 12,995 |
Jones John JudeChief Marketing Officer | <0.01% | 7,978 |
Brennan KatherineSVP and General Counsel | <0.01% | 7,330 |
Institutional holders 1,604
View all →| Holder | Value | % of shares |
|---|---|---|
| $8.64B | 9.76% | |
| $6.58B | 8.28% | |
| $3.73B | 4.69% | |
| $3.48B | 3.93% | |
| $3.14B | 3.55% | |
| $2.97B | 3.35% | |
| $2.82B | 3.19% | |
| $2.32B | 2.81% | |
| $1.61B | 1.82% | |
| $1.56B | 1.76% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Feb 28, 2026 | Doyle John Q CEO | Other | Common Stock | $5.67M | -30K -20.64% | 116,811 0.02% of shares | low |
| Mar 4, 2026 | Doyle John Q CEO | Sell | Common Stock | $3.05M | -17K -12.48% | 116,811 0.02% of shares | medium |
| Feb 28, 2026 | McGivney Mark C Executive | Other | Common Stock | $1.71M | -9K -17.76% | 42,469 <0.01% of shares | low |
| Feb 28, 2026 | South Martin CEO | Other | Common Stock | $1.50M | -8K -25.29% | 23,651 <0.01% of shares | low |
| Feb 28, 2026 | Klisura Dean Michael CEO | Other | Common Stock | $969.0K | -5K -17.11% | 25,129 <0.01% of shares | low |
| Feb 28, 2026 | Brennan Katherine Executive | Other | Common Stock | $719.9K | -4K -34.47% | 7,330 <0.01% of shares | low |
| Feb 28, 2026 | Fernandez Carmen Executive | Other | Common Stock | $719.9K | -4K -22.88% | 12,995 <0.01% of shares | low |
| Mar 3, 2026 | Studer Nicholas Mark CEO | Sell | Common Stock | $706.1K | -4K -10.55% | 32,536 <0.01% of shares | medium |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| MRSH | — | 571748102 |