An Attendee Walks Past OAO Rosneft Logo at WEC in Daegu

An Attendee Walks Past OAO Rosneft Logo at WEC in Daegu

SeongJoon Cho/Bloomberg

About 100 front-office executives in the U.S., U.K. and Singapore, or one-third of Morgan Stanley’s total commodities front-office personnel, will move to Rosneft Group, the firm said.