Stock comparison
Aon plc is 1.2x more valuable than Arthur J. Gallagher & Co. by market capitalization ($75.94 B vs $65.19 B). Compare market value, revenue, profit, margins, filings, and source pages in one place.
Quick answer
AON is larger
Aon plc is 1.2x more valuable than Arthur J. Gallagher & Co. by market capitalization ($75.94 B vs $65.19 B).
Market value leader
AON
Aon plc is 1.2x more valuable than Arthur J. Gallagher & Co. by market capitalization ($75.94 B vs $65.19 B).
Revenue leader
AON
AJG: $13.94B vs AON: $17.18B.
Profit leader
AON
AJG: $1.49B vs AON: $3.69B.
Margin leader
AON
AJG: 10.7% vs AON: 21.5% net margin.
| Metric | AJG | AON |
|---|---|---|
| Market cap | $65.19 B | $75.94 B |
| US-listed rank | #260 | #219 |
| Revenue (latest FY) | $13.94B | $17.18B |
| Net income (latest FY) | $1.49B | $3.69B |
| Net margin | 10.7% | 21.5% |
| P/E (trailing FY) | 43.6x | 20.6x |
| SEC filings | 2,521 | 1,000 |
Jump from this comparison into the underlying pages for market value, annual fundamentals, and company filing history.
Market cap uses refreshed market data. Revenue, net income, margins, and trailing fiscal-year P/E use annual company facts from filings. If a metric is missing, the source data did not have a clean recent annual value for that company.
Aon plc is 1.2x more valuable than Arthur J. Gallagher & Co. by market capitalization ($75.94 B vs $65.19 B).
In their latest fiscal years, Arthur J. Gallagher & Co. reported $13.94B in revenue while Aon plc reported $17.18B.
Full pages: Arthur J. Gallagher & Co. and Aon plc, or browse the full rankings.