MRSH

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 18

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,946

Underlying: Common Stock · 8,945 shares

Expires 2033-02-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F9 · derivative.exercise_date: These options were granted on February 23, 2023 and vest in four equal annual installments on February 23rd of 2024, 2025, 2026 and 2027.

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 17

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,781

Underlying: Common Stock · 14,341 shares

Expires 2032-02-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F8 · derivative.exercise_date: These options were granted on February 23, 2022 and vest in four equal annual installments on February 23rd of 2023, 2024, 2025 and 2026.

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 16

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,270 shares

Expires 2031-02-21

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F7 · derivative.exercise_date: These options were granted on February 22, 2021 and vested in four equal annual installments on February 22nd of 2022, 2023, 2024 and 2025.

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 15

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,217 shares

Expires 2030-02-18

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_date: These options were granted on February 19, 2020 and vested in four equal annual installments on February 19th of 2021, 2022, 2023 and 2024.

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 14

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,487 shares

Expires 2029-02-18

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: These options were granted on February 19, 2019 and vested in four equal annual installments on February 19th of 2020, 2021, 2022 and 2023.

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 13

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,151 shares

Expires 2028-02-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: These options were granted on February 21, 2018 and vested in four equal annual installments on February 21st of 2019, 2020, 2021 and 2022.

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 12

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,160 shares

Expires 2027-02-21

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: These options were granted on February 22, 2017 and vested in four equal annual installments on February 22nd of 2018, 2019, 2020 and 2021.

SEC source: 0001127602-25-009448 · form4.xml · derivative · entry 11

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,408 shares

Expires 2026-02-21

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: These options were granted on February 22, 2016 and vested in four equal annual installments on February 22nd of 2017, 2018, 2019 and 2020.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 10

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,329

F1 · price: Shares sold by the reporting person to satisfy exercise price and tax withholding obligations. This transaction was executed in multiple trades at prices ranging from $229.9387 to $230.36. The price reported represents the weighted average sale price of these trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the shares sold at each separate price.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 9

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,719

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 8

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,703

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 7

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,758

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 6

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,417

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 5

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,147

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 4

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,660

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 3

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,509

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 2

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,292

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009448 · form4.xml · nonDerivative · entry 1

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,132

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-009026 · form4.xml · nonDerivative · entry 1

Klisura Dean Michael · CIK 0001901304 · President & CEO, Guy Carpenter

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,935.48

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

SEC source: 0001127602-25-009025 · form4.xml · nonDerivative · entry 1

MCGIVNEY MARK C · CIK 0001269360 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 33,678

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

SEC source: 0001127602-25-009024 · form4.xml · nonDerivative · entry 1

Mills Stacy · CIK 0001726937 · Vice President and Controller

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,923.098

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

SEC source: 0001127602-25-008675 · form4.xml · derivative · entry 8

Jones John Jude · CIK 0001959460 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,057 shares

Expires 2031-02-21

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: These options were granted on February 22, 2021 and vested in four equal annual installments on February 22nd of 2022, 2023, 2024 and 2025.

SEC source: 0001127602-25-008675 · form4.xml · derivative · entry 7

Jones John Jude · CIK 0001959460 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,743 shares

Expires 2030-02-18

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: These options were granted on February 19, 2020 and vested in four equal annual installments on February 19th of 2021, 2022, 2023 and 2024

SEC source: 0001127602-25-008675 · form4.xml · nonDerivative · entry 5

Jones John Jude · CIK 0001959460 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,978

F1 · price: This transaction was executed in multiple trades at prices ranging from $234.790 to $235.050. The price reported represents the weighted average sale price of these trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the shares sold at each separate price.

SEC source: 0001127602-25-008675 · form4.xml · nonDerivative · entry 4

Jones John Jude · CIK 0001959460 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,035

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-008675 · form4.xml · nonDerivative · entry 3

Jones John Jude · CIK 0001959460 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,978

SEC source: 0001127602-25-008675 · form4.xml · nonDerivative · entry 2

Jones John Jude · CIK 0001959460 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,721

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-008675 · form4.xml · nonDerivative · entry 1

Jones John Jude · CIK 0001959460 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,978

SEC source: 0001127602-25-008283 · form4.xml · derivative · entry 8

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,856 shares

Expires 2030-02-18

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_date: These options were granted on February 19, 2020 and vested in four equal annual installments on February 19, 2021, 2022, 2023 and 2024.

SEC source: 0001127602-25-008283 · form4.xml · derivative · entry 7

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,620 shares

Expires 2029-02-18

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: These options were granted on February 19, 2019 and vested in four equal annual installments on February 19, 2020, 2021, 2022 and 2023.

SEC source: 0001127602-25-008283 · form4.xml · nonDerivative · entry 6

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,062.517

F4 · price: This transaction was executed in multiple trades at prices ranging from $239.720 to $240.460. The price reported represents the weighted average sale price of these trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the shares sold at each separate price.

SEC source: 0001127602-25-008283 · form4.xml · nonDerivative · entry 5

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,654.517

F3 · price: This transaction was executed in multiple trades at prices ranging from $238.610 to $239.600. The price reported represents the weighted average sale price of these trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the shares sold at each separate price.

SEC source: 0001127602-25-008283 · form4.xml · nonDerivative · entry 4

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,682.517

F2 · price: This transaction was executed in multiple trades at prices ranging from $239.040 to $239.830. The price reported represents the weighted average sale price of these trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the shares sold at each separate price.

SEC source: 0001127602-25-008283 · form4.xml · nonDerivative · entry 3

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,538.517

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-008283 · form4.xml · nonDerivative · entry 2

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,682.517

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-25-008283 · form4.xml · nonDerivative · entry 1

South Martin · CIK 0001901227 · President & CEO, Marsh

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,062.517

F1 · price: This transaction was executed in multiple trades at prices ranging from $239.840 to $239.970. The price reported represents the weighted average sale price of these trades. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the shares sold at each separate price.

SEC source: 0001127602-25-007883 · form4.xml · nonDerivative · entry 2

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,724

F2 · kind: Shares sold by the reporting person to satisfy tax withholding obligations.

SEC source: 0001127602-25-007860 · form4.xml · derivative · entry 6

Doyle John Q · CIK 0001580963 · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,238

Underlying: Common Stock · 21,080 shares

Expires 2026-04-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F5 · derivative.exercise_date: These options were granted on May 1, 2016 and vested in four equal annual installments on May 1 of 2017, 2018, 2019 and 2020.

SEC source: 0001127602-25-007860 · form4.xml · nonDerivative · entry 4

Doyle John Q · CIK 0001580963 · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 87,681.0205

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

SEC source: 0001127602-25-007860 · form4.xml · nonDerivative · entry 3

Doyle John Q · CIK 0001580963 · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 108,761.0205

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

SEC source: 0001127602-25-007883 · form4.xml · derivative · entry 3

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,928 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis.

F4 · derivative.exercise_date: Not applicable.

F4 · derivative.expiration_date: Not applicable.

SEC source: 0001127602-25-007883 · form4.xml · nonDerivative · entry 1

Studer Nicholas Mark · CIK 0001871327 · President and CEO of OWG

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,373

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Vesting and distribution to reporting person of 7,928 shares underlying restricted stock units. These 7,928 shares underlying restricted stock units relate to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

SEC source: 0001127602-25-007877 · form4.xml · derivative · entry 3

MCGIVNEY MARK C · CIK 0001269360 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 21,472 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis.

F1 · kind: Vesting and distribution to reporting person of 21,472 shares underlying restricted stock units of which 10,962 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 21,472 shares underlying restricted stock units relate to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001127602-25-007877 · form4.xml · nonDerivative · entry 2

MCGIVNEY MARK C · CIK 0001269360 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,188

F1 · kind: Vesting and distribution to reporting person of 21,472 shares underlying restricted stock units of which 10,962 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 21,472 shares underlying restricted stock units relate to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

SEC source: 0001127602-25-007877 · form4.xml · nonDerivative · entry 1

MCGIVNEY MARK C · CIK 0001269360 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,150

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Vesting and distribution to reporting person of 21,472 shares underlying restricted stock units of which 10,962 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 21,472 shares underlying restricted stock units relate to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

SEC source: 0001127602-25-007873 · form4.xml · derivative · entry 3

Klisura Dean Michael · CIK 0001901304 · President & CEO, Guy Carpenter

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,910 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis.

F1 · kind: Vesting and distribution to reporting person of 9,910 shares underlying restricted stock units of which 5,481 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 9,910 shares underlying restricted stock units relate to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

F3 · derivative.exercise_date: Not Applicable

F3 · derivative.expiration_date: Not Applicable

SEC source: 0001127602-25-007873 · form4.xml · nonDerivative · entry 2

Klisura Dean Michael · CIK 0001901304 · President & CEO, Guy Carpenter

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,056.48

F1 · kind: Vesting and distribution to reporting person of 9,910 shares underlying restricted stock units of which 5,481 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 9,910 shares underlying restricted stock units relate to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

SEC source: 0001127602-25-007873 · form4.xml · nonDerivative · entry 1

Klisura Dean Michael · CIK 0001901304 · President & CEO, Guy Carpenter

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,537.48

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Vesting and distribution to reporting person of 9,910 shares underlying restricted stock units of which 5,481 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 9,910 shares underlying restricted stock units relate to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

SEC source: 0001127602-25-007868 · form4.xml · derivative · entry 3

Tomlinson Patrick · CIK 0002016426 · President and CEO, Mercer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,919

Underlying: Common Stock · 2,812 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The security converts to Marsh & McLennan Companies common stock on a 1-for-1 basis.

F1 · kind: Vesting and distribution to reporting person of 2,812 shares underlying restricted stock units of which 1,437 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 2,812 shares underlying restricted stock units relate to 551 restricted stock units that were granted on February 23, 2022, 609 restricted stock units that were granted on February 23, 2023 and 1,652 restricted stock units relating to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.

F3 · derivative.exercise_date: Not Applicable.

F3 · derivative.expiration_date: Not Applicable.

SEC source: 0001127602-25-007868 · form4.xml · nonDerivative · entry 2

Tomlinson Patrick · CIK 0002016426 · President and CEO, Mercer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,975

F1 · kind: Vesting and distribution to reporting person of 2,812 shares underlying restricted stock units of which 1,437 were withheld by Marsh & McLennan Companies to cover applicable taxes. These 2,812 shares underlying restricted stock units relate to 551 restricted stock units that were granted on February 23, 2022, 609 restricted stock units that were granted on February 23, 2023 and 1,652 restricted stock units relating to performance stock units that were granted on February 23, 2022 for the performance period 2022-2024.