$BVN is one of biggest winner #stocks today. read more:

Buenaventura Mining Company Inc. (symbol: BVN) was one of the biggest
winners of the trading day today (2015-10-05), gaining 14.33%. The number
of shares that changed hands was 3,099,816, or about 1.8 times the average
daily volume in the stock.
The closing price was $7.26, amounting to a market cap of $1,940,000,000,
about -41.97% off the highest price in the last 12 months. The stock has
been trading at a range between $5.73 and $12.51.
BVN is in the Precious Metals industry, part of the Basic Industries
sector. It first went public in 1996.