Antofagasta plc (OTCMKTS:ANFGY) was downgraded by equities research analysts at Citigroup Inc. from a “buy” rating to a “neutral” rating in a research note issued to investors on Wednesday, Market Beat.com reports. Several other equities analysts have also issued reports on ANFGY. JPMorgan Chase & Co. raised shares of Antofagasta plc from a “neutral” rating […]