Investors like to watch Bill Ackman's trading moves closely. Pershing Square Capital Management, Ackman's hedge fund firm, ...

Pershing Square hedge fund manager Bill Ackman recently made an offer to acquire a majority stake in real estate development ...

Billionaire hedge fund manager Bill Ackman announced plans to build a modern-day Berkshire Hathaway ( BRK.A 1.68%) ( BRK.B ...

Shares slip after a run-up that followed December disclosure of Pershing Square chief’s plan to end government ...

An analysis of Bill Ackman's presentation on Fannie Mae and Freddie Mac, cautioning investors on volatility and long-term ...

Tennis legend Martina Navratilova rebuked billionaire hedge fund manager Bill Ackman after he praised President Donald Trump's actions during his first week back in office.

Billionaire investor Bill Ackman is once again flexing his political muscle — this time by publicly touting the New York ...

Billionaire investor Bill Ackman has been climbing the ranks of best investors to watch for much of the 21st century. For ...

Bill Ackman is one of the best-known billionaires in the world of investing. As manager of his Pershing Square Capital hedge ...

Emulating Warren Buffett’s approach, hedge fund manager Bill Ackman intends to buy the whole real estate giant Howard Hughes ...

In the wake of widespread regulatory reform after the 2008 financial crisis, the federal government placed Fannie Mae and ...

Universal Music Group said on Wednesday that billionaire Bill Ackman-led Pershing Square has exercised its right to request ...