Billionaire Bill Ackman has been mocked online following his pro-tennis debut at the Hall of Fame Open doubles tournament in ...

Andy Roddick and Martina Navratilova tore into American billionaire Bill Ackman for playing pro doubles in Newport.

Mr. Ackman and another hedge fund titan, Daniel S. Loeb, interviewed a potential campaign hire for Mayor Adams, who is ...

Calling on former governor Andrew Cuomo to drop out, the billionaire hedge fund manager endorsed the incumbent NYC mayor as ...

The General Services Administration notifies Harvard it is conducting an official review “of all Federal contracts and grants ...

Billionaire hedge fund titan Bill Ackman has urged a “subdued” former Governor Andrew Cuomo to drop out of New York City’s ...

Billionaire businessman Bill Ackman has endorsed New York City Mayor Eric Adams to defeat socialist Zohran Mamdani and called ...

Elon Musk escalated his public attacks on President Donald Trump Monday, suggesting his administration withheld findings ...

Bill Ackman and Rev. Al Sharpton have urged Andrew Cuomo to remove his name from the New York City mayoral ballot in order to ...

Socialist Zohran Mamdani said he would add taxes on high earners in the city and increase the corporate tax rate.

A friend of the 59-year-old, whose net worth is estimated to be just over $9 billion according to Forbes, said Ackman wants ...