GlaxoSmithKline (GSK) has announced it is to begin searching for a successor to CEO Andrew Witty, who will retire in just over a year's time. Witty has told GSK's board that he intends to retire ...

GSK chief executive Andrew Witty told investors yesterday that Advair/Seretide sales are likely to continue to decline, although he insisted that the company is starting to see "some recovery in ...

GSK also faced U.S. government investigations ... Since the assassination of his top lieutenant Brian Thompson on Dec. 4, ...

The big picture: UnitedHealth Group CEO Andrew Witty spoke at length Thursday about ... The intrigue: Witty is a former CEO of British drug company GSK. During his tenure there, he told CNBC ...