Arthur J. Gallagher & Co.

AJGNYSE United States Finance Specialty Insurers

Market cap

$60.643 B

$236.61 -1.20%

Close of 21 Sept 2026

Revenue

$13.9B

#323 by revenue

Earnings

$1.49B

#287 by earnings

Shares outstanding

256,300,000

Latest filing cover page

P/E ratio

40.6

Cap ÷ net income

Specialty Insurers, ranked by market cap

All 34 →

#1Marsh & Mclennan CompaniesMRSH$82.4B
#2AonAON$61.7B
#3Arthur J. Gallagher & Co.AJG$60.6B
#4Willis Towers WatsonWTW$28.5B
#5Brown & BrownBRO$21.5B

What if Arthur J. Gallagher & Co. were worth as much as…

Open the what-if tool →

Gold $30.3T

$118,119.60

Per share 499× higher

Bitcoin $1.72T

$6,710.12

Per share 28.4× higher

Nvidia $5.48T

$21,380.64

Per share 90.4× higher

Or at a round number

$100.0B $200.0B $500.0B $1.00T

Where these numbers come from

Share counts and financials for Arthur J. Gallagher & Co. are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 22 Sept 2026. Read the methodology.