$BTG is one of biggest losers #stocks today. read more:

B2Gold Corp Common shares (Cana (symbol: BTG) was one of the worst losers
of the trading day today (2015-08-26), losing -8.55%. The number of shares
that changed hands was 3,398,383, or about 2 times the average daily volume
in the stock.
The closing price was $1.07, amounting to a market cap of $991,450,000,
about -59.16% off the highest price in the last 12 months. The stock has
been trading at a range between $0.98 and $2.62.
BTG is in the Precious Metals industry, part of the Basic Industries sector.