Marsh & Mclennan Companies's top three insider shareholders as of May 23, 2026 are Peter J Beshar (Evp And General Counsel, 505.31K shares), John Q Doyle (President And Ceo, 133.47K shares), Daniel S Glaser (President And Ceo, Mmc, 101.07K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Steven A Mills | - | 0 | 47,553 | 13 Sep, 2023 |
| H Edward Hanway | - | 35,519 | 0 | 03 Jun, 2025 |
| Oscar Fanjul | - | 43,986 | 0 | 15 May, 2025 |
| Mark C Mcgivney | Chief Financial Officer | 42,469 | 0 | 03 Mar, 2026 |
| Peter J Beshar | Evp And General Counsel | 505,312 | 0 | 02 Mar, 2022 |
| Ray G Young | - | 1,248 | 0 | 02 Jun, 2023 |
| Daniel S Glaser | President And Ceo, Mmc | 101,074 | 0 | 08 Mar, 2022 |
| Anthony Anderson | - | 2,000 | 0 | 31 Jul, 2025 |
| John Q Doyle | President And Ceo | 133,466 | 0 | 05 Mar, 2026 |
| Stacy Mills | Vice President And Controller | 4,151 | 0 | 03 Mar, 2026 |
| Martine Ferland | President And Ceo, Mercer | 9,979 | 0 | 06 Mar, 2024 |
| Hafize Gaye Erkan | - | 2,346 | 0 | 02 Jun, 2023 |
| Paul Beswick | Svp, Chief Information Officer | 17,089 | 0 | 03 Mar, 2026 |
| Carmen Fernandez | Svp, Chief People Officer | 12,995 | 0 | 03 Mar, 2026 |
| Nicholas Mark Studer | President And Ceo Of Owg | 32,536 | 0 | 04 Mar, 2026 |
| Martin South | President Ceo, Marsh Risk | 23,651 | 0 | 03 Mar, 2026 |
| Dean Michael Klisura | President Ceo, Guy Carpenter | 25,129 | 0 | 03 Mar, 2026 |
| Katherine Brennan | Svp And General Counsel | 7,330 | 0 | 03 Mar, 2026 |
| John Jude Jones | Chief Marketing Officer | 7,978 | 0 | 12 Mar, 2026 |
| Judith Hartmann | - | 2,974 | 0 | 03 Jun, 2025 |
| Patrick Tomlinson | President And Ceo, Mercer | 4,256 | 0 | 17 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 01 Apr, 2026 | Nicholas Mark Studer | Restricted Stock Units | A | 5,766 | $0.00 | 5,766 | D | A |
| 01 Apr, 2026 | Nicholas Mark Studer | Restricted Stock Units | A | 5,766 | $0.00 | 5,766 | D | A |
| 15 Mar, 2026 | Patrick Tomlinson | Common Stock | A | 1,228 | $0.00 | 4,883 | D | M |
| 15 Mar, 2026 | Patrick Tomlinson | Common Stock | A | 1,228 | $0.00 | 4,883 | D | M |
| 15 Mar, 2026 | Patrick Tomlinson | Common Stock | D | 627 | $172.15 | 4,256 | D | F |
| 15 Mar, 2026 | Patrick Tomlinson | Common Stock | D | 627 | $172.15 | 4,256 | D | F |
| 15 Mar, 2026 | Patrick Tomlinson | Restricted Stock Units | D | 1,228 | $0.00 | 4,854 | D | M |
| 15 Mar, 2026 | Patrick Tomlinson | Restricted Stock Units | D | 1,228 | $0.00 | 4,854 | D | M |
| 11 Mar, 2026 | John Jude Jones | Common Stock | D | 2,362 | $173.61 | 7,978 | D | S |
| 04 Mar, 2026 | John Q Doyle | Common Stock | D | 16,655 | $183.30 | 116,811 | D | S |
| 04 Mar, 2026 | John Q Doyle | Common Stock | A | 16,655 | $0.00 | 133,466 | D | M |
| 04 Mar, 2026 | John Q Doyle | Stock Options (Right to Buy) | D | 16,655 | $0.00 | 49,968 | D | M |
| 03 Mar, 2026 | Nicholas Mark Studer | Common Stock | D | 3,837 | $184.03 | 32,536 | D | S |
| 03 Mar, 2026 | Nicholas Mark Studer | Common Stock | D | 3,837 | $184.03 | 32,536 | D | S |
| 28 Feb, 2026 | Mark C Mcgivney | Common Stock | A | 17,961 | $0.00 | 51,639 | D | M |
| 28 Feb, 2026 | Nicholas Mark Studer | Common Stock | A | 8,044 | $0.00 | 36,373 | D | M |
| 28 Feb, 2026 | Stacy Mills | Common Stock | A | 2,723 | $0.00 | 5,428 | D | M |
| 28 Feb, 2026 | Nicholas Mark Studer | Common Stock | A | 8,044 | $0.00 | 36,373 | D | M |
| 28 Feb, 2026 | Martin South | Common Stock | A | 14,476 | $0.00 | 31,657 | D | M |
| 28 Feb, 2026 | Patrick Tomlinson | Common Stock | A | 2,219 | $0.00 | 4,794 | D | M |