The following companies had unusual price changes in Peru trading. Stock symbols are in parentheses and prices are as of the close of trading.
The Lima General Index fell 0.4 percent to 22,845.02. The MSCI All Peru Capped Index rose 0.6 percent to 2,936.07.
Alturas Minerals Corp. (ALT PE), a Canadian gold and copper exploration company, fell 9.1 percent to 10 cents, a three-month low, after gold declined in New York, said Francisco Miranda, an analyst at Lima-based investment fund NC&F Inversiones SA.
Minera IRL Ltd. (MIRL PE), a U.K. gold producer with a mine in Peru, dropped 2 percent to $1.
Cia. Minera Atacocha SA (ATACOBC1 PE), the Lima-based silver and zinc mining company, slid 3.1 percent to 62 centimos after silver slumped to a three-month low in New York.