Billionaire hedge fund manager Bill Ackman announced plans to build a modern-day Berkshire Hathaway (BRK.A 1.42%) (BRK.B 1.38 ...
Billionaire investor Bill Ackman is once again flexing his political muscle — this time by publicly touting the New York mayoral candidacy of former hedge fund manager Whitney Tilson because “we don’t ...
Investor Bill Ackman could have made close to $1 billion from his investments in mortgage giants Fannie Mae and Freddie Mac.