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

SelectedToday1M Return

AONAon PLC− 1.61%− 2.11%
MRSHMarsh & McLennan Companies Inc− 1.02%+ 5.44%
AJGArthur J. Gallagher & Co.− 0.95%+ 4.00%
WTWWillis Towers Watson PLC− 1.92%+ 16.60%

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.

AON− 2.1%MRSH+ 5.4%AJG+ 4.0%WTW+ 16.6%Tap or hover the chart for values along the way

Metric	AONAon PLC	MRSHMarsh & McLennan Companies Inc	AJGArthur J. Gallagher & Co.	WTWWillis Towers Watson PLC
Return
Last Price	321.74	186.53	264.13	335.48
Daily Change	− 1.61%	− 1.02%	− 0.95%	− 1.92%
Period ReturnPast Month	− 2.11%	+ 5.44%	+ 4.00%	+ 16.60%
Valuation
Market Cap	$68.2 B	$89.0 B	$68.6 B	$31.7 B
P/E Ratio	17.74	22.83	43.67	20.60
Dividend Yield	0.75%	—	0.87%	1.31%
Net MarginTrailing 12M	22.3%	14.2%	10.0%	15.5%
Risk
Beta	0.64	0.55	0.49	0.45
52-Week Range	304.59 — $382.34	156.60 — $207.83	190.75 — $313.55	240.61 — $352.79
Company
Sector	Financials	Financials	Financials	Financials
Industry	Insurance	Insurance	Insurance	Insurance

Company

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

Alpaca · SIPUpdated 21:4015 Minutes Delayed

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.