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

Globe Specialty Metals Inc. (symbol: GSM) was one of the biggest winners of
the trading day today (2016-09-19), gaining 9.83%. The number of shares
that changed hands was 1,833,735, or about 2.2 times the average daily
volume in the stock.
The closing price was $8.49, amounting to a market cap of $1,460,000,000,
about -44.51% off the highest price in the last 12 months. The stock has
been trading at a range between $6.9 and $15.3.
GSM is in the Metal Fabrications industry, part of the Capital Goods
sector. It first went public in 2009.