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

Calumet Specialty Products Part (symbol: CLMT) was one of the worst losers
of the trading day today (2016-02-19), losing -11.46%. The number of shares
that changed hands was 3,050,291, or about 5 times the average daily volume
in the stock.
The closing price was $9.58, amounting to a market cap of $729,270,000,
about -67.12% off the highest price in the last 12 months. The stock has
been trading at a range between $9.02 and $29.14.
CLMT is in the Integrated oil Companies industry, part of the Energy
sector. It first went public in 2006.