Stuttgart – Stuttgart sports car farmer Porsche AG has to leave the German guiding index Dax almost three years after its IPO. This was announced by the Deutsche Börse subsidiary ISS Stoxx on Wednesday evening. In addition, the laboratory supplier Sartorius also rules out of the index of the 40 most important stock market values, which he has been a member for four years. For the two values, the plant manufacturer Gea and the operator of the real estate portal “Immoscout24”, Scout24. For both it is the first DAX climb. The changes will be effective on September 22nd.