Top gold producers in SA downgraded by HSBC to ‘sell’

South African top gold producers AngloGold Ashanti  (NYSE:AU) (JSE:ANG) (ASX: AGG), Harmony Gold (NYSE:HMY) and Sibanye Gold (NYSE:SBGL) were downgraded to sell on Monday by HSBC, which said the lower price of the metal is cutting margins at the company...