The $400 million iShares MSCI All Peru Capped Index Fund (NYSEArca: EPU) has a chance to run, but headwinds are whipping up for this country and its focused exchange traded fund (ETF).

Still, the Peru fund was among the best performers among all ETFs this week with a gain of more than 5%.

Peru’s stock market jumped recently following several days of losses tied to the runoff vote for president, Dow Jones Newswires reported. [Peru ETF Bounces After Sell-off.]

Former Peruvian military rebel Ollanta Humala opened a six-point lead in a presidential poll before a June 5 runoff vote, reports John Quigley for Bloomberg.