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

Kraton Performance Polymers, Inc (symbol: KRA) was one of the biggest
winners of the trading day today (2016-02-24), gaining 15.41%. The number
of shares that changed hands was 900,357, or about 3.3 times the average
daily volume in the stock.
The closing price was $17.15, amounting to a market cap of $523,470,000,
about -32.0% off the highest price in the last 12 months. The stock has
been trading at a range between $13.35 and $25.22.
KRA is in the Major Chemicals industry, part of the Basic Industries
sector. It first went public in 2009.