Hedge Fund - Pershing Square

A tragic figure in American literature has an analog in modern finance. Once upon a time, the billionaire investor Edward S. Lampert was hailed as the next Warren E. Buffett.

Billionaire hedge fund boss Bill Ackman told CNBC on Friday the past 12 months were the "worst period of performance" of his investment career, and the implosion of Valeant Pharmaceuticals was mostly ...

The last 12 months have proved to be a great challenge for billionaire Bill Ackman, one of the mavericks of the hedge fund world.

Carl Icahn reportedly has his sights set on another energy company, and it's causing ripples in the market.

After a year of misery, Bill Ackman finally is having a pretty good month.

Investor Carl Icahn said he is “very hopeful” that Republican presidential candidate Donald Trump will win in November, praising the nominee’s economic policy speech on Monday.

Stamford Harbor Capital, the new firm started by Steven Cohen and led by a longtime deputy, is working with a third-party marketing company that’s meeting with potential clients to gauge interest in...

Bill Ackman, the activist investor, has been painted as a loser in his yearslong quest to shut down Herbalife, the nutritional supplement company that he bet against, contending it defrauded customers...

New York-based hedge fund Pershing Square Capital Management L.P. and his founder, billionaire William A.