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

CST Brands, Inc. (symbol: CST) was one of the biggest winners of the
trading day today (2016-08-16), gaining 6.3%. The number of shares that
changed hands was 2,532,604, or about 3.7 times the average daily volume in
the stock.
The closing price was $47.11, amounting to a market cap of $3,560,000,000,
about -2.48% off the highest price in the last 12 months. The stock has
been trading at a range between $29.73 and $48.31.
CST is in the Automotive Aftermarket industry, part of the Consumer
Durables sector.
Looking at its valuation, the stock is now trading at 22.81 times earnings.