The new Swiss electronic Exchange9 février 2018/dans Non classé/par Ptanin L&P Financial Services Newsfile June https://www.ptan.ch/wp-content/uploads/2019/10/logo.svg 0 0 Ptan https://www.ptan.ch/wp-content/uploads/2019/10/logo.svg Ptan2018-02-09 18:28:282025-01-30 17:31:15The new Swiss electronic Exchange