Nearly two decades later, a 20-year-old Bill Ackman first heard about Buffett and his investment group and something clicked.

Ackman is still betting on Nike's recovery, but he's minimizing his risk. Investors love to see what billionaire hedge fund ...

Billionaire investor Bill Ackman has taken a substantial position in Uber Technologies by investing $2.8 billion, marking one ...

Billionaire investor Bill Ackman told clients on Thursday that his hedge fund bought Amazon shares last month, betting ...

Amazon (NASDAQ:AMZN) gained in afternoon trading after Pershing Square Holdings (OTCPK:PSHZF) disclosed during an investor ...

Ackman remains bullish on Fannie/Freddie, and Pershing Square Holdings continues to trade at a substantial discount to NAV.

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Bill Ackman’s hedge fund, Pershing Square Holdings, is well-known for concentrating bets in fewer than a dozen names at any ...

Shares of (AMZN) closed higher after billionaire Bill Ackman’s investment firm, Pershing Square, revealed a new stake in the tech company, although the investment size was not disclosed. The news came ...

Shares in Amazon had peaked in February at $242.06, but have plummeted more than 30% over the past few months.

Ackman says “only new leadership” of the Harvard Corporation, the university’s governing body “can fix this mess.” ...

Ackman is putting that inspiration into action, planning to build his version of Berkshire Hathaway. On May 5 Ackman's ...