Andrew Witty, UnitedHealth Group and Stephen Hemsley
Digest more
Stephen Hemsley ran UnitedHealth Group for more than a decade. It's a different company after four years with Andrew Witty in charge.
. Before joining UnitedHealth Group, he served as CEO of GlaxoSmithKline (GSK) from 2008 to 2017 (Reuters) UnitedHealth Group’s shares plunged over 10% in premarket trading on Tuesday after the ...