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

Olin Corporation (symbol: OLN) was one of the biggest winners of the
trading day today (2017-02-01), gaining 11.9%. The number of shares that
changed hands was 7,250,388, or about 3.3 times the average daily volume in
the stock.
The closing price was $29.33, amounting to a market cap of $4,850,000,000,
about -2.23% off the highest price in the last 12 months. The stock has
been trading at a range between $12.29 and $30.0.
OLN is in the Major Chemicals industry, part of the Basic Industries sector.