Bill Ackman shared choice comments on UnitedHealth Group on his social media account before deleting his posts. Here's a look ...

UnitedHealth has reached out to the U.S. Securities and Exchange Commission about billionaire investor Bill Ackman's ...

Bill Ackman announced on Saturday that his management company would leave Delaware to reincorporate in Nevada.

Billionaire hedge fund manager Bill Ackman deleted a post on X in which he raised the possibility that the midair collision between a passenger jet and a military helicopter near Reagan Airport on ...