William F. Ziebell has not been actively trading shares of Arthur J. Gallagher & Co. within the last three months. Most recently, William F. Ziebell sold 29,434 shares of the business's stock in a transaction on Thursday, June 16th. The shares were sold at an average price of $149.27, for a transaction totalling $4,393,613.18. Following the completion of the sale, the vice president now directly owns 27,614 shares of the company's stock, valued at $4,121,941.78. Learn More on William F. Ziebell's trading history.