(Bloomberg) -- UBS Group AG is set to make management changes to its investment banking division as soon as Monday, with several senior bankers in talks to leave, Reuters reported, citing people familiar with the matter.Most Read from BloombergS&P 500 Wipes Out Almost 1% Gain; Bond Yields Drop: Markets WrapTrump Cites Self Incrimination Concern in Lawsuit Against CohenElon Musk Says Treasury Bills Are ‘No-Brainer’Apple Faces Longest Sales Drop in Decades as iPhone SlumpsCredit Suisse Collapsed,