Bill Ackman Discloses Ownership of 33.3 Million Shares in Uber

Bill Ackman, CEO of Pershing Square, has disclosed that his fund owns 33.3 million shares in Uber. This announcement has caused Uber's stock price to increase by 7.3% and rally in the market. Ackman began acquiring the shares in early January and the disclosure has had a positive impact on the company's stock. This news highlights the significant investment made by Pershing Square in Uber.