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Arthur J. Gallagher & Co. vs Aon plc

A head-to-head of Arthur J. Gallagher & Co. (AJG) and Aon plc (AON) across valuation, profitability, growth, and dividends. Green marks the more favourable value on that metric only — not a recommendation.

MetricAJGAON
Market Cap$65.24B$78.43B
P/E (TTM)41.0820.15
Forward P/E13.7014.41
P/S3.773.98
P/B2.747.86
EV/EBITDA17.4612.27
Dividend Yield1.04%0.82%
Profit Margin10.76%22.54%
Gross Margin42.58%47.70%
Operating Margin18.33%27.41%
Revenue Growth (YoY)+27.66%+6.45%
FCF Yield3.30%5.03%
Debt / Equity54.08146.92
Current Ratio1.061.07

Which is better: Arthur J. Gallagher & Co. or Aon plc?

  • Larger by market cap: Aon plc
  • Cheaper valuation (lower P/E): Aon plc
  • Higher dividend yield: Arthur J. Gallagher & Co.
  • More profitable (net margin): Aon plc
  • Faster revenue growth: Arthur J. Gallagher & Co.
  • Higher free-cash-flow yield: Aon plc

Across 13 available metrics, Aon plc leads 7–6.

There's no single "better" — it depends on your goal: income investors may prefer the higher yield, growth investors the faster grower, and value investors the cheaper one. See each stock's page for deeper detail. This is an automated read, not a recommendation.

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This comparison is for informational and educational purposes only, based on available data — not a recommendation to buy or sell any stock.