Aon plc, headquartered in Dublin, Ireland (AON) operates as a professional services firm with clients in more than 120 countries worldwide. With a market capitalization of 78.9 billion dollarsAon’s offerings include risk management services, insurance and reinsurance broking, human resources consulting and outsourcing services.
Companies worth $10 billion or more are generally called “large-cap stocks.” Aon fits neatly into that category, as its market capitalization exceeds the threshold, reflecting its substantial size, influence, and dominance in the insurance industry.
Aon shares hit their all-time high of $412.97 on March 3 and is currently trading 14.3% below that peak. Meanwhile, Aon share prices have fell 3.4% over the past three months, trailing the iShares US Insurance ETF (IAK) 1.8% increase during the same period of time.
Aon’s performance has also remained dismal over the long term. Aon share prices have fallen 1.5% year over year and are down 10% over the past 52 weeks, compared to IAK’s 6.5% gain in 2025 and 2.5% decline over the past year.
Aon stock has traded below its 200-day moving average since April and below its 50-day moving average since mid-September, with some fluctuations, underscoring its bearish trend.

Aon share prices gained 3.8% in the negotiation session after the publication of his solid third quarter results on October 31. Driven by continued momentum in organic sales, the company’s overall revenue for the quarter grew 7.4% year over year to approximately $4 billion, beating Street expectations by 1.4%. Additionally, its adjusted EPS increased 12.1% year over year to $3.05, surpassing the consensus estimates by 5.5%. Meanwhile, its free cash flows soared 13.5% year over year to $1.1 billion.
Aon has notably outperformed peer Marsh & McLennan Companies, Inc. (MMC) 13.6% drop in annual terms and a drop of 21.4% during last year.
Among the 23 analysts covering Aon stock, the consensus rating is “Moderate purchase.” Its average price target of $400.39 suggests 13.1% upside potential from current price levels.
On the date of publication, Aditya Sarawgi had no (either directly or indirectly) positions in any of the securities mentioned in this article. All information and data in this article are for informational purposes only. For more information, see Barchart’s Disclosure Policy here.
