The PPF Group, founded and owned by Czech billionaire Petr Kellner, plans to sell its 49 percent stake in Generali PPF Holding, an insurance joint venture PPF established with Generali, which owns the majority stake. Kellner is also in talks to sell his stake in the Russian insurer Ingosstrakh to VTB bank for Kč 10 billion, the server regiony24.cz reported Wednesday. Generali PPF Holding is currently valued at a little over €23 billion.