UnitedHealth Group’s stock has dropped a lot, over 50% since April. But, what caused this big fall? It all started last year ...

Stephen Hemsley never fully dropped the reins when he stepped down as UnitedHealth Group Inc.’s chief executive ... Widely credited with building UnitedHealth into the conglomerate it is today ...

Widely credited with building UnitedHealth into the conglomerate ... The investor advisory group Institutional Shareholder Services opposed that pay package, UnitedHealth said in a filing Tuesday ...