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Arthur J. Gallagher & vs Marsh McLennan

Marsh McLennan is the larger business, with $26.98bn of revenue in fiscal 2025 against $13.94bn for Arthur J. Gallagher & (1.9 times as much). Arthur J. Gallagher & grew faster (20.7% against 10.3%). Marsh McLennan kept more of each dollar of sales as profit: a net margin of 15.4% against 10.7%. Arthur J. Gallagher & carries less debt relative to equity (57.9% against 127.9%).

Latest fiscal yearArthur J. Gallagher &AJG, 2025Marsh McLennanMRSH, 2025
Revenue $13.94bn $26.98bn
Revenue growth 20.7% 10.3%
Net income $1.49bn $4.16bn
Operating margin — 23.1%
Net margin 10.7% 15.4%
Return on equity 6.9% 28.8%
Free cash flow $1.78bn $5.00bn
Cash $1.40bn $2.69bn
Total debt $13.51bn $19.59bn
Debt to equity 57.9% 127.9%
Dividend per share $2.60 $3.43
Dividend yield 1.0% 1.8%
Share buybacks — $2.01bn
Employees 72,000 95,000
Market value $70.00bn $96.62bn
Price vs our value range Below our value range Within our value range
Moat score 55 (Moderate) 77 (Strong)
Insider trades, 12 months 4 buys, 13 sales 0 buys, 13 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

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Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.