Aon's Trading Volume Surges 37% to $436 Million, Ranks 217th Amid Stock Price Decline

On June 5, 2025, Aon's trading volume reached $436 million, marking a 37.06% increase from the previous day, placing it 217th in the day's stock market rankings. Aon's stock price fell by 0.57%, marking the third consecutive day of decline, with a total decrease of 1.51% over the past three days.

In a strategic move to enhance its global event response capabilities, Aon has appointed Dan Hartung as the Global Head of Event Response for its Risk Capital division. Hartung, who brings nearly 15 years of experience as a meteorologist and catastrophe analytics leader, will oversee the event response team and provide actionable insights for insurers to better prepare and respond to natural disasters.

This appointment is part of Aon's broader effort to strengthen its catastrophe analytics and global event response. By leveraging Hartung's expertise, Aon aims to deliver more effective and timely support to its clients, thereby solidifying its position as a leading global insurance and reinsurance broker.