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

Iamgold Corporation (symbol: IAG) was one of the biggest winners of the
trading day today (2016-09-12), gaining 13.04%. The number of shares that
changed hands was 22,662,516, or about 1.8 times the average daily volume
in the stock.
The closing price was $4.42, amounting to a market cap of $1,790,000,000,
about -24.7% off the highest price in the last 12 months. The stock has
been trading at a range between $1.15 and $5.87.
IAG is in the Precious Metals industry, part of the Basic Industries sector.