Piech’s remark was viewed by analysts as undermining the CEO’s prospects of renewing his contract, due to expire in December 2016 and to become chairman himself when Piech retires. “The comment from Dr Piech represents his personal opinion which has in substance and factually not been coordinated with the family,” a spokesman on Sunday quoted Wolfgang Porsche, member of VW’s supervisory board and chairman of Porsche SE (PSHG_p.DE) as saying.