BERLIN (Reuters) - Preparations for a possible listing of Volkswagen (ETR:VOWG_p)'s sports car brand Porsche are going according to plan but no decision has been taken yet, Volkswagen chief financial officer Arno Antlitz said in comments published on Monday. "This is a key element for the Group, especially because the possible proceeds would give us more flexibility to further accelerate the transformation," Antlitz in an internal Volkswagen interview. "However, a decision has not yet been made," he said. Source: Investing.com #Porsche