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

SelectedToday6M Return

BROBrown & Brown Inc− 1.57%+ 6.50%
AJGArthur J. Gallagher & Co.− 1.49%+ 17.35%
Partial Period · Feb 26, 2026 — Sep 4, 2026
AONAon PLC− 1.20%− 2.37%
Partial Period · Feb 26, 2026 — Sep 4, 2026

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+ 6.5%AJG+ 17.3%AON− 2.4%Tap or hover the chart for values along the way

Metric	BROBrown & Brown Inc	AJGArthur J. Gallagher & Co.	AONAon PLC
Return
Last Price	71.42	262.69	323.09
Daily Change	− 1.57%	− 1.49%	− 1.20%
Period ReturnPast 6 Months	+ 6.50%	+ 17.35%Feb 26, 2026 — Sep 4, 2026	− 2.37%Feb 26, 2026 — Sep 4, 2026
Valuation
Market Cap	$23.9 B	$68.2 B	$68.5 B
P/E Ratio	—	43.43	17.81
Dividend Yield	—	0.87%	0.75%
Net MarginTrailing 12M	—	10.0%	22.3%
Risk
Beta	—	0.49	0.64
52-Week Range	—	190.75 — $313.55	304.59 — $382.34
Company
Sector	Financials	Financials	Financials
Industry	Insurance	Insurance	Insurance

Company

BROFinancials · Insurance
AJGFinancials · Insurance
AONFinancials · Insurance

Metrics could not be loaded for BRO: P/E, dividend, beta and the 52-week range stay empty in that column.

Alpaca · SIPUpdated 23:1515 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.