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

SelectedToday1Y Return

WTWWillis Towers Watson PLC− 2.11%+ 3.76%
MRSHMarsh & McLennan Companies Inc− 0.88%− 8.82%
Partial Period · Sep 2, 2025 — Sep 4, 2026
AJGArthur J. Gallagher & Co.− 0.80%− 10.42%
AONAon PLC− 1.30%− 2.81%

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.

WTW+ 3.8%MRSH− 8.8%AJG− 10.4%AON− 2.8%Tap or hover the chart for values along the way

Metric	WTWWillis Towers Watson PLC	MRSHMarsh & McLennan Companies Inc	AJGArthur J. Gallagher & Co.	AONAon PLC
Return
Last Price	334.85	186.80	264.53	322.77
Daily Change	− 2.11%	− 0.88%	− 0.80%	− 1.30%
Period ReturnPast Year	+ 3.76%	− 8.82%Sep 2, 2025 — Sep 4, 2026	− 10.42%	− 2.81%
Valuation
Market Cap	$31.6 B	$89.1 B	$68.7 B	$68.5 B
P/E Ratio	20.56	22.87	43.74	17.80
Dividend Yield	1.31%	—	0.87%	0.75%
Net MarginTrailing 12M	15.5%	14.2%	10.0%	22.3%
Risk
Beta	0.45	0.55	0.49	0.64
52-Week Range	240.61 — $352.79	156.60 — $207.83	190.75 — $313.55	304.59 — $382.34
Company
Sector	Financials	Financials	Financials	Financials
Industry	Insurance	Insurance	Insurance	Insurance

Company

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

Alpaca · SIPUpdated 20:5215 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.