With Bill Ackman's posts, one of the world’s most prominent investors is intensifying a dispute between a doctor and ...

Uber Technologies (UBER) rose 8% at least party after Bill Ackman disclosed a stake in the ride-sharing company.

Uber’s stock extends its surge as hedge funder Ackman says he’s amassed a 30.3-million-share stake since early January.

Pershing Square’s Bill Ackman revealed Friday that he has built a significant stake in Uber, saying the stock is still ...

Shares of the ride-sharing giant Uber Technologies (NYSE: UBER) rose nearly 9%, as of 12:38 p.m. ET today, after billionaire ...

Billionaire investor Bill Ackman has disclosed a significant stake in Uber Technologies (UBER) that sent the ride-hailing company’s stock up ...

Uber stock gained a second straight day as Bill Ackman said he had built a stake worth more than $2 billion. Freyr announced ...

Billionaire hedge fund manager Bill Ackman revealed on Friday that his activist investment firm has bought up approximately ...

The selling picked up the pace in the stock market today after a mixed jobs report, but there were plenty of earnings winners ...