MRSH compared with AON: revenue, margins and what each company keeps, and the suppliers and customers both name

MRSHMarsh & McLennan Companies, Inc.

Mkt capRevenueRevenue

AONAon plc

Mkt capRevenueRevenue

Compare

MRSHMarsh & McLennan Companies, Inc.

AONAon plc

Price

Mkt cap

Revenue

Revenue flow Supply chain Price Co-movers Event sensitivity Earnings history

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Earnings history

News Findings Companies A–Z Pricing Methodology Sources Corrections About Terms

Not investment advice. Not a broker-dealer. Indices shown as ETF proxies. Supply-chain data CC BY 4.0; market data not redistributable.

Listed on One’s Vibe · live-checked · Oct ’26

Desk News Calendar Saved

Earnings history

last 4 reports each · paired by recencyMethod ›

MRSH

3 of 4at or beyond implied

Reportimpliedrealized× implied

Q3 FY26±2.7%▲+4.56%×1.70

Q2 FY26±6.7%▼−0.28%×0.04

Q1 FY26±3.2%▲+4.39%×1.38

Jan 29 '26±4.8%▲+6.00%×1.25

AON

0 of 4at or beyond implied

Reportimpliedrealized× implied

Q3 FY26±6.1%▲+4.37%×0.72

Q2 FY26±6.6%▼−1.08%×0.17

= impliedMRSH realized, solidAON realized, hatchedOne scale, both sides: full bar = 7%× = |realized| ÷ impliedSource: market data

Q1 FY26

±6.5%

▲+0.22%

×0.03

Jan 30 '26±5.2%▲+1.95%×0.37

MRSHMarsh & McLennan Companies, Inc.

204.94▼−2.14%· post 204.20

Mkt cap$97.4BRevenue$6.6BQ3 FY26Revenue$26.1BFY25

AONAon plc

344.10▼−0.09%· post 334.77

ClosedNov 6 '26

Mkt cap$71.3BRevenue$3.9BQ3 FY26Revenue$16.4BFY25

Compare

ClosedNov 6 '26

MRSHMarsh & McLennan Companies, Inc.

AONAon plc

204.94▼−2.14%post 204.20

Price

344.10▼−0.09%post 334.77

$97.4B

Mkt cap

$71.3B

Q3 FY26$6.6B

Revenue

$3.9BQ3 FY26

FY25$26.1B

Revenue

$16.4BFY25

MRSH204.94▼−2.14%vsAON344.10▼−0.09%ClosedNov 6 '26