Hedge fund billionaire Bill Ackman and his wife Neri Oxman are buying a nearly 5% stake in the Tel Aviv Stock Exchange, the ...

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

Business Insider’s top executive and parent company said they were satisfied with the fairness and accuracy of stories that made plagiarism accusations against Bill Ackman's wife, a former MIT ...