$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 (2016-03-29), gaining 12.96%. The number
of shares that changed hands was 3,127,812, or about 1.5 times the average
daily volume in the stock.
The closing price was $7.06, amounting to a market cap of $1,790,000,000,
about -43.57% off the highest price in the last 12 months. The stock has
been trading at a range between $3.3 and $12.51.
BVN is in the Precious Metals industry, part of the Basic Industries
sector. It first went public in 1996.