Shareholders claim that Mark Zuckerberg and other top officials should have to reimburse Facebook for $8 billion in fines and ...

As a case in point, Warren Buffett, Bill Ackman, and David Tepper have portfolios that look very different. But there's one ...

Billionaire Bill Ackman is back with a series of excuses for his poor play in a professional tennis tournament -- and a $10 ...

Billionaire Bill Ackman, who follows an investment philosophy similar to Warren Buffett, has exposure in his Pershing Square ...

William Ackman is the latest person to donate $100,000 to the GoFundMe page set up by plastic surgeon Dr. Elizabeth Potter, who is currently facing financial trouble.

The 59-year-old billionaire and hedge fund manager faced swift backlash after he made his long awaited entrance into the pro ...

"Bill Ackman used his vast wealth to worm his way into a professional, ATP-sanctioned tennis tournament at the Hall of Fame ...

Pershing Square founder Bill Ackman made his professional tennis debut. In a doubles match at the Tennis Hall of Fame Open, ...

Billionaire Bill Ackman and organizers of a tennis tournament have been strongly criticized by former grand slam champions ...

Elon Musk urged companies to ditch Delaware last year after a judge voided his $55 billion pay package.

The Silicon Valley venture capital firm is reincorporating its business from Delaware to Nevada and calling for its portfolio ...

Bill Ackman, the founder and CEO of Pershing Square Capital Management, made his professional tennis debut at the Hall of ...