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

CVR Refining, LP (symbol: CVRR) was one of the biggest winners of the
trading day today (2016-12-08), gaining 13.66%. The number of shares that
changed hands was 2,584,430, or about 3.3 times the average daily volume in
the stock.
The closing price was $10.4, amounting to a market cap of $1,540,000,000,
about -51.22% off the highest price in the last 12 months. The stock has
been trading at a range between $5.5 and $21.32.
CVRR is in the Integrated oil Companies industry, part of the Energy
sector. It first went public in 2013.