Marsh & Mclennan Companies, Inc. (MRSH) Insider Ownership

Historic Insider Ownership Trends

Marsh & Mclennan Companies's three largest insider shareholders as of April 28, 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).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Peter J Beshar Evp And General Counsel 505,312 0 02 Mar, 2022
John Q Doyle President And Ceo 133,466 0 05 Mar, 2026
Daniel S Glaser President And Ceo, Mmc 101,074 0 08 Mar, 2022
Steven A Mills - 0 47,553 13 Sep, 2023
Oscar Fanjul - 43,986 0 15 May, 2025
Mark C Mcgivney Chief Financial Officer 42,469 0 03 Mar, 2026
H Edward Hanway - 35,519 0 03 Jun, 2025
Nicholas Mark Studer President And Ceo Of Owg 32,536 0 04 Mar, 2026
Dean Michael Klisura President Ceo, Guy Carpenter 25,129 0 03 Mar, 2026
Martin South President Ceo, Marsh Risk 23,651 0 03 Mar, 2026
Paul Beswick Svp, Chief Information Officer 17,089 0 03 Mar, 2026
Carmen Fernandez Svp, Chief People Officer 12,995 0 03 Mar, 2026
Martine Ferland President And Ceo, Mercer 9,979 0 06 Mar, 2024
John Jude Jones Chief Marketing Officer 7,978 0 12 Mar, 2026
Katherine Brennan Svp And General Counsel 7,330 0 03 Mar, 2026
Patrick Tomlinson President And Ceo, Mercer 4,256 0 17 Mar, 2026
Stacy Mills Vice President And Controller 4,151 0 03 Mar, 2026
Steven A Mills - 4,145 0 18 Feb, 2026
Judith Hartmann - 2,974 0 03 Jun, 2025
Hafize Gaye Erkan - 2,346 0 02 Jun, 2023
Anthony Anderson - 2,000 0 31 Jul, 2025
Ray G Young - 1,248 0 02 Jun, 2023

* 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
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
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 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
28 Feb, 2026 Dean Michael Klisura Common Stock A 9,383 $0.00 30,318 D M
28 Feb, 2026 Mark C Mcgivney Common Stock A 17,961 $0.00 51,639 D M
28 Feb, 2026 Stacy Mills Common Stock A 2,723 $0.00 5,428 D M
28 Feb, 2026 Carmen Fernandez Common Stock A 6,970 $0.00 16,850 D M
28 Feb, 2026 John Q Doyle Common Stock A 59,510 $0.00 147,191 D M
28 Feb, 2026 Martin South Common Stock A 14,476 $0.00 31,657 D M
28 Feb, 2026 Paul Beswick Common Stock A 6,970 $0.00 20,492 D M
28 Feb, 2026 Katherine Brennan Common Stock A 6,970 $0.00 11,185 D M
28 Feb, 2026 Patrick Tomlinson Common Stock A 2,219 $0.00 4,794 D M
28 Feb, 2026 Nicholas Mark Studer Common Stock A 8,044 $0.00 36,373 D M
28 Feb, 2026 John Jude Jones Common Stock A 4,826 $0.00 12,804 D M