William Albert Ackman (born May 11, 1966) is an American billionaire hedge fund manager who is the founder and chief executive officer of Pershing Square Capital Management, a hedge fund management company. [5]

13 hours ago · UnitedHealth has reached out to the U.S. Securities and Exchange Commission about billionaire investor Bill Ackman's now-deleted post on social media platform X that said he would take a short ...

4 days ago · Bill Ackman founded and runs Pershing Square Capital Management, a hedge fund with $15 billion in assets under management. Ackman created Pershing Square in 2004 and rose to fame...

17 hours ago · (Bloomberg) -- UnitedHealth Group Inc. said it contacted the US Securities and Exchange Commission with concerns about investor Bill Ackman’s since-deleted post on X suggesting that the company ...

Jan 18, 2025 · Billionaire investor Bill Ackman's fund, Pershing Square Capital Management, only owns about a dozen stocks. Ackman recently proposed to significantly increase his stake and take majority...

Jan 20, 2025 · Bill Ackman is one of the best-known billionaires in the world of investing. As manager of his Pershing Square Capital hedge fund, he invests heavily in a handful of his best...

Nov 8, 2024 · Billionaire hedge fund manager Bill Ackman wants Pershing Square Holdings and Universal Music Group out of Euronext Amsterdam following attacks this week on Israeli soccer fans in the Dutch...

Apr 28, 2024 · Bill Ackman is something of a legend in investing circles. He manages Pershing Square Capital Management, the hedge fund he founded, which has nearly $11 billion in assets under...

Jan 6, 2024 · Ackman made his name through an aggressive approach to investments, building his firm into one of the highest-profile hedge funds in the country, with $18 billion in assets under...

15 hours ago · A person close to UnitedHealth said the healthcare group had referred Ackman’s comments to the SEC, the US securities watchdog.