Bill Ackman is one of the biggest names in the investment world today. He developed a unique mixture of value investing and activism which proved to be highly successful. He likes to get into the middle of things and to know the company's ins and outs.
Ackman’s trademark move is to buy a significant stake in the business. Then if he notices that the management or operations are out of sync, he talks directly with the executives on how to improve the condition. That is why his reasons for selling stocks are a bit different.
