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 ...

Pershing Square’s Bill Ackman revealed Friday that he has built a significant stake in Uber, saying the stock is still ...

With Bill Ackman's posts, one of the world’s most prominent investors is intensifying a dispute between a doctor and ...

In his frenetic efforts to increase government “efficiency,” Elon Musk has usurped Congress’s rightful authority over ...

The prospect of both megalenders being released from conservatorship and the downgrading of each firm's respective stock are ...

As Delaware, long considered a business-friendly state, faces a potential corporate revolt, Gov. Matt Meyer tells BI change ...

Bill Ackman announced on Saturday that his management company would leave Delaware to reincorporate in Nevada.

Questions about how a US Army helicopter collided with an American Airlines flight carrying 64 people in clear skies near ...

Billionaire Bill Ackman helped fund the spinoff of Howard Hughes Holdings Inc. from General Growth Properties in 2010 and has been a big shareholder in the real-estate company since then.

Billionaire investor Bill Ackman has been climbing the ranks of best investors to watch for much of the 21st century. Like most hedge funds, his returns have been volatile. For instance ...