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

SelectedToday1M Return

BROBrown & Brown Inc− 1.57%− 0.50%
Partial Period · Aug 3, 2026 — Sep 4, 2026
MRSHMarsh & McLennan Companies Inc− 1.44%− 3.68%
Partial Period · Aug 3, 2026 — Sep 4, 2026
AJGArthur J. Gallagher & Co.− 1.49%+ 5.32%

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.

BRO− 0.5%MRSH− 3.7%AJG+ 5.3%Tap or hover the chart for values along the way

Metric	BROBrown & Brown Inc	MRSHMarsh & McLennan Companies Inc	AJGArthur J. Gallagher & Co.
Return
Last Price	71.42	185.74	262.69
Daily Change	− 1.57%	− 1.44%	− 1.49%
Period ReturnPast Month	− 0.50%Aug 3, 2026 — Sep 4, 2026	− 3.68%Aug 3, 2026 — Sep 4, 2026	+ 5.32%
Valuation
Market Cap	$23.9 B	$88.6 B	$68.2 B
P/E Ratio	19.91	22.74	43.43
Dividend Yield	0.70%	—	0.87%
Net MarginTrailing 12M	17.8%	14.2%	10.0%
Risk
Beta	0.53	0.55	0.49
52-Week Range	53.81 — $96.55	156.60 — $207.83	190.75 — $313.55
Company
Sector	Financials	Financials	Financials
Industry	Insurance	Insurance	Insurance

Company

BROFinancials · Insurance
MRSHFinancials · Insurance
AJGFinancials · Insurance

Alpaca · SIPUpdated 02:0015 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.