Benzinga's Top Downgrades By: Benzinga via Benzinga June 09, 2015 at 10:05 AM EDT Analysts at Goldman Sachs downgraded Turkcell Iletisim Hizmetleri A.S. (ADR) (NYSE: TKC) from Buy to Neutral. Turkcell Iletisim ... Read More >> Related Stocks: Citrix Systems Rio Tinto Plc ADR Turkcell Iletisim Hizmetleri As ADR Ultrapar Participacoes S.A. ADR Vail Resorts