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MRSH compared with AON: revenue, margins and what each company keeps, and the suppliers and customers both name
MRSH
Marsh & McLennan Companies, Inc.
Change
Mkt cap
Revenue
Revenue
AON
Aon plc
Change
Mkt cap
Revenue
Revenue
vs
Compare
MRSH
Marsh & McLennan Companies, Inc.
vs
AON
Aon plc
Price
Mkt cap
Revenue
Revenue
Change
Change
Revenue flow
Supply chain
Price
Co-movers
Event sensitivity
Earnings history
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Co-movers
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Co-movers
daily closes · 501d
Method
›
Moved together
MRSH
with
AON
×0.82
co-movement · AON on MRSH · 501d
r 0.75
scale to r 0.75
Shared co-movers
7
with MRSH
with AON
AJG
Arthur J. Gallagher & Co.
r 0.76
r 0.73
BRO
Brown & Brown, Inc.
r 0.77
r 0.70
WTW
Willis Towers Watson PLC
r 0.67
r 0.67
ACGL
Arch Capital Group Ltd.
r 0.57
r 0.56
ADP
Automatic Data Processing Inc
r 0.59
r 0.55
AFL
Aflac Inc
r 0.57
r 0.53
MRSH, solid
AON, hatched
× = co-movement · β
r = correlation
Bar = r to r 0.75
Order: weaker of A and B
Source: daily closes
MRSH
Marsh & McLennan Companies, Inc.
Change
204.94
▼
−2.14%
· post 204.20
Mkt cap
$99.6B
Revenue
$6.6B
Q3 FY26
Revenue
$26.1B
FY25
AON
Aon plc
Change
344.10
▼
−0.09%
· post 334.77
Closed
Nov 6 '26
Mkt cap
$71.3B
Revenue
$3.9B
Q3 FY26
Revenue
$16.4B
FY25
vs
Compare
Closed
Nov 6 '26
MRSH
Marsh & McLennan Companies, Inc.
vs
AON
Aon plc
204.94
▼
−2.14%
post 204.20
Price
344.10
▼
−0.09%
post 334.77
$99.6B
Mkt cap
$71.3B
Q3 FY26
$6.6B
Revenue
$3.9B
Q3 FY26
FY25
$26.1B
Revenue
$16.4B
FY25
Change
Change
MRSH
204.94
▼
−2.14%
vs
AON
344.10
▼
−0.09%
Closed
Nov 6 '26