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

Olin Corporation Common Stock (symbol: OLN) was one of the worst losers of
the trading day today (2016-02-03), losing -12.52%. The number of shares
that changed hands was 8,871,091, or about 3 times the average daily volume
in the stock.
The closing price was $13.7, amounting to a market cap of $2,260,000,000,
about -60.1% off the highest price in the last 12 months. The stock has
been trading at a range between $13.0 and $34.34.
OLN is in the Major Chemicals industry, part of the Basic Industries sector.
Looking at its valuation, the stock is now trading at 14.47 times earnings.