Bill Ackman is one of the most widely followed investment managers in the world. He's in charge of Pershing Square Capital, a ...

Billionaire hedge fund manager Bill Ackman revealed on Friday that his activist investment firm has bought up approximately ...

Billionaire investor Bill Ackman is once again flexing his political ... Ackman and his wife, Neri Oxman, recently hosted a fundraiser for Tilson, underscoring their support.

Billionaire investor Bill Ackman pledged to cover the legal fees for a Texas doctor in a dispute with UnitedHealth Group Inc. over her claims that the company asked her to scrub out of an ...

Billionaire Bill Ackman disclosed Friday his hedge fund made a major bet on ride hailing giant Uber, helping boost shares of the San Francisco-based company to their highest level in months as ...

Bill Ackman put pressure on one of the largest companies in the world with a tweet that he later deleted. Here's a look at what Ackman said about UnitedHealth Group. Brand New Membership Level ...

Shares of Uber Technologies jumped to a three-month high on Friday after billionaire hedge fund manager Bill Ackman announced ...

Bill Ackman has amassed a roughly $2.3 billion stake in Uber, saying in a post on X that the ride-hailing company's stock is undervalued. Ackman said Friday in the post that his Pershing Square ...

Uber Technologies (UBER) rose 8% at least party after Bill Ackman disclosed a stake in the ride-sharing company.