MRSH Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$6.9M
3 insiders
Net Insider Flow
-$6.9M
open market, 180d
Reporting Insiders
3
4 P/S transactions
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Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 2, 2026Doyle John QPresident and CEOOption exercise(M)17K$73.20$1.2M
Jun 2, 2026Doyle John QPresident and CEOSell(S)17K$161.71$2.7M
Jun 2, 2026Doyle John QPresident and CEOOption exercise(M)17K$0
Jun 1, 2026Hanway H EdwardDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Hartmann JudithDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Harrison PeterDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Harrison PeterDirectorTax withholding(F)103$159.28$16K
Jun 1, 2026Ingram TamaraDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Yates Lloyd MDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Anderson AnthonyDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Broussard Bruce DDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Hopkins Deborah CDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Lute Jane HDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Mills Steven ADirectorGrant(A)1K$159.28$215K
Jun 1, 2026Siegmund JanDirectorGrant(A)1K$159.28$215K
Jun 1, 2026Schapiro Morton ODirectorGrant(A)1K$159.28$215K
May 15, 2026Lute Jane HDirectorOther(J)41$160.60$7K
May 15, 2026Lute Jane HDirectorGrant(A)169$160.60$27K
May 15, 2026Ingram TamaraDirectorOther(J)43$160.60$7K
May 15, 2026Hopkins Deborah CDirectorOther(J)112$160.60$18K
May 15, 2026Schapiro Morton ODirectorOther(J)495$160.60$80K
May 15, 2026Schapiro Morton ODirectorGrant(A)257$160.60$41K
May 15, 2026Yates Lloyd MDirectorOther(J)60$160.60$10K
May 15, 2026Yates Lloyd MDirectorGrant(A)226$160.60$36K
May 15, 2026Siegmund JanDirectorOther(J)5$160.60$850
May 15, 2026Mills Steven ADirectorGrant(A)264$160.60$42K
May 15, 2026Anderson AnthonyDirectorOther(J)88$160.60$14K
May 1, 2026South MartinChief Client OfficerGrant(A)6K$0
May 1, 2026McGivney Mark CEVP, CFO and COOGrant(A)60K$0
May 1, 2026Jones John JudeChief Marketing OfficerGrant(A)6K$0
May 1, 2026Fernandez CarmenSVP, Chief People OfficerGrant(A)6K$0
May 1, 2026Doyle John QPresident and CEOGrant(A)89K$0
May 1, 2026Klisura Dean MichaelPresident & CEO, Guy CarpenterGrant(A)15K$0
May 1, 2026Studer Nicholas MarkPresident and CEO Marsh RiskGrant(A)9K$0
May 1, 2026Tomlinson PatrickPresident and CEO, MercerGrant(A)15K$0
May 1, 2026Beswick PaulSVP, Chief Information OfficerGrant(A)15K$0
May 1, 2026Brennan KatherineSVP and General CounselGrant(A)6K$0
Apr 1, 2026Studer Nicholas MarkPresident and CEO Marsh RiskGrant(A)6K$0
Mar 15, 2026Tomlinson PatrickPresident and CEO, MercerTax withholding(F)627$172.15$108K
Mar 15, 2026Tomlinson PatrickPresident and CEO, MercerOption exercise(M)1K$0
Mar 15, 2026Tomlinson PatrickPresident and CEO, MercerOption exercise(M)1K$0
Mar 11, 2026Jones John JudeChief Marketing OfficerSell(S)2K$173.61$410K
Mar 4, 2026Doyle John QPresident and CEOSell(S)17K$183.30$3.1M
Mar 4, 2026Doyle John QPresident and CEOOption exercise(M)17K$0
Mar 4, 2026Doyle John QPresident and CEOOption exercise(M)17K$0
Mar 3, 2026Studer Nicholas MarkPresident and CEO of OWGSell(S)4K$184.03$706K
Feb 28, 2026Tomlinson PatrickPresident and CEO, MercerOption exercise(M)2K$0
Feb 28, 2026Tomlinson PatrickPresident and CEO, MercerTax withholding(F)1K$186.74$213K
Feb 28, 2026Tomlinson PatrickPresident and CEO, MercerOption exercise(M)2K$0
Feb 28, 2026Studer Nicholas MarkPresident and CEO of OWGOption exercise(M)8K$0
Feb 28, 2026Studer Nicholas MarkPresident and CEO of OWGOption exercise(M)8K$0
Feb 28, 2026South MartinPresident & CEO, Marsh RiskOption exercise(M)14K$0
Feb 28, 2026South MartinPresident & CEO, Marsh RiskTax withholding(F)8K$186.74$1.5M
Feb 28, 2026South MartinPresident & CEO, Marsh RiskOption exercise(M)14K$0
Feb 28, 2026Mills StacyVice President and ControllerOption exercise(M)3K$0
Feb 28, 2026Mills StacyVice President and ControllerTax withholding(F)1K$186.74$238K
Feb 28, 2026Mills StacyVice President and ControllerOption exercise(M)3K$0
Feb 28, 2026McGivney Mark CChief Financial OfficerTax withholding(F)9K$186.74$1.7M
Feb 28, 2026McGivney Mark CChief Financial OfficerOption exercise(M)18K$0
Feb 28, 2026McGivney Mark CChief Financial OfficerOption exercise(M)18K$0
Feb 28, 2026Klisura Dean MichaelPresident & CEO, Guy CarpenterTax withholding(F)5K$186.74$969K
Feb 28, 2026Klisura Dean MichaelPresident & CEO, Guy CarpenterOption exercise(M)9K$0
Feb 28, 2026Klisura Dean MichaelPresident & CEO, Guy CarpenterOption exercise(M)9K$0
Feb 28, 2026Jones John JudeChief Marketing OfficerTax withholding(F)2K$186.74$460K
Feb 28, 2026Jones John JudeChief Marketing OfficerOption exercise(M)5K$0
Feb 28, 2026Jones John JudeChief Marketing OfficerOption exercise(M)5K$0
Feb 28, 2026Fernandez CarmenSVP, Chief People OfficerTax withholding(F)4K$186.74$720K
Feb 28, 2026Fernandez CarmenSVP, Chief People OfficerOption exercise(M)7K$0
Feb 28, 2026Fernandez CarmenSVP, Chief People OfficerOption exercise(M)7K$0
Feb 28, 2026Doyle John QPresident and CEOOption exercise(M)60K$0
Feb 28, 2026Doyle John QPresident and CEOTax withholding(F)30K$186.74$5.7M
Feb 28, 2026Doyle John QPresident and CEOOption exercise(M)60K$0
Feb 28, 2026Brennan KatherineSVP and General CounselTax withholding(F)4K$186.74$720K
Feb 28, 2026Brennan KatherineSVP and General CounselOption exercise(M)7K$0
Feb 28, 2026Brennan KatherineSVP and General CounselOption exercise(M)7K$0
Feb 28, 2026Beswick PaulSVP, Chief Information OfficerOption exercise(M)7K$0
Feb 28, 2026Beswick PaulSVP, Chief Information OfficerTax withholding(F)3K$186.74$635K
Feb 28, 2026Beswick PaulSVP, Chief Information OfficerOption exercise(M)7K$0
Feb 24, 2026Tomlinson PatrickPresident and CEO, MercerGrant(A)2K$0
Feb 24, 2026Tomlinson PatrickPresident and CEO, MercerGrant(A)29K$0
Feb 24, 2026Mills StacyVice President and ControllerGrant(A)1K$0
Feb 24, 2026Mills StacyVice President and ControllerGrant(A)4K$0
Feb 24, 2026Mills StacyVice President and ControllerGrant(A)2K$0
Feb 24, 2026Studer Nicholas MarkPresident and CEO of OWGGrant(A)8K$0
Feb 24, 2026Studer Nicholas MarkPresident and CEO of OWGGrant(A)21K$0
Feb 24, 2026South MartinPresident & CEO, Marsh RiskGrant(A)14K$0
Feb 24, 2026South MartinPresident & CEO, Marsh RiskGrant(A)40K$0
Feb 24, 2026Doyle John QPresident and CEOGrant(A)218K$0
Feb 24, 2026Doyle John QPresident and CEOGrant(A)60K$0
Feb 24, 2026Klisura Dean MichaelPresident & CEO, Guy CarpenterGrant(A)9K$0
Feb 24, 2026Klisura Dean MichaelPresident & CEO, Guy CarpenterGrant(A)25K$0
Feb 24, 2026Jones John JudeChief Marketing OfficerGrant(A)5K$0
Feb 24, 2026Jones John JudeChief Marketing OfficerGrant(A)16K$0
Feb 24, 2026Fernandez CarmenSVP, Chief People OfficerGrant(A)19K$0
Feb 24, 2026Fernandez CarmenSVP, Chief People OfficerGrant(A)7K$0
Feb 24, 2026Brennan KatherineSVP and General CounselGrant(A)7K$0
Feb 24, 2026Brennan KatherineSVP and General CounselGrant(A)22K$0
Feb 24, 2026Beswick PaulSVP, Chief Information OfficerGrant(A)22K$0
Feb 24, 2026Beswick PaulSVP, Chief Information OfficerGrant(A)7K$0
Feb 24, 2026McGivney Mark CChief Financial OfficerGrant(A)45K$0

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-01-042026-07-21. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).