Weekly Recap: Leadership appointments and UBS Group AG stake filing

flatexDEGIRO SE (XETR:FTK) reshuffled its leadership—Dr. Benon Janos named CEO immediately, Dr. Thomas Lindner promoted to CFO pending BaFin approval and Oliver Behrens moved to head B2B and Treasury—amid UBS Group AG reporting an increased institutional stake and Ditandus GmbH buying the company’s…