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Read two to four stocks on the same scale — return, valuation and volatility in one table.

SelectedToday3M Return

AJGArthur J. Gallagher & Co.− 0.84%+ 29.57%
MRSHMarsh & McLennan Companies Inc− 0.85%+ 15.62%
AONAon PLC− 1.27%+ 10.57%
WTWWillis Towers Watson PLC− 2.12%+ 34.62%

Four symbols is the limit; remove one to add another.

Period Return

Each series is converted to a percentage of its own starting point, so all of them begin at zero. What is compared is the return over the period, not price levels.

AJG+ 29.6%MRSH+ 15.6%AON+ 10.6%WTW+ 34.6%Tap or hover the chart for values along the way

Metric	AJGArthur J. Gallagher & Co.	MRSHMarsh & McLennan Companies Inc	AONAon PLC	WTWWillis Towers Watson PLC
Return
Last Price	264.41	186.85	322.86	334.82
Daily Change	− 0.84%	− 0.85%	− 1.27%	− 2.12%
Period ReturnPast 3 Months	+ 29.57%	+ 15.62%	+ 10.57%	+ 34.62%
Valuation
Market Cap	$68.6 B	$89.2 B	$68.5 B	$31.6 B
P/E Ratio	43.72	22.87	17.80	20.56
Dividend Yield	0.87%	—	0.75%	1.31%
Net MarginTrailing 12M	10.0%	14.2%	22.3%	15.5%
Risk
Beta	0.49	0.55	0.64	0.45
52-Week Range	190.75 — $313.55	156.60 — $207.83	304.59 — $382.34	240.61 — $352.79
Company
Sector	Financials	Financials	Financials	Financials
Industry	Insurance	Insurance	Insurance	Insurance

Company

AJGFinancials · Insurance
MRSHFinancials · Insurance
AONFinancials · Insurance
WTWFinancials · Insurance

CacheUpdated 21:07May Be Out Of Date

To Understand This

P/E and the Valuation RatiosYou can't tell whether a stock is cheap or expensive by looking at its price.Diversification: How Many Baskets Are Enough?Owning ten different stocks is not the same as owning ten different risks.