The Food and Drug Administration is facing some backlash from hedge fund manager Bill Ackman about how long it took to ban ...

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

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

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

Pershing, which holds a 37.6% stake in the HHH, will offer $85 a share to buy out the rest of the firm, Ackman said in a ...

Keefe Bruyette says Bill Ackman, CEO of Pershing Square, this morning a presentation on detailing his investment thesis for Fannie Mae (FNMA) ...

Billionaire Bill Ackman is offering to take over Howard Hughes Holdings, with the goal of turning the Houston real estate ...

Shares of Howard Hughes Holdings jumped after hedge-fund manager Bill Ackman's firm offered to buy 11.8 million Howard Hughes ...

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

Ackman has unveiled his vision to form a new business out of Howard Hughes Holdings “that would acquire controlling interests ...

Bill Ackman, the billionaire investor who operates the Pershing Square hedge fund, has been involved with Howard Hughes since ...

Billionaire investor Bill Ackman has thrown his weight behind former hedge fund manager Whitney Tilson in the fiercely ...