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

Avolon Holdings Limited Common (symbol: AVOL) was one of the biggest
winners of the trading day today (2015-07-31), gaining 15.52%. The number
of shares that changed hands was 2,837,551, or about 12.6 times the average
daily volume in the stock.
The closing price was $28.73, amounting to a market cap of $2,330,000,000,
about -4.01% off the highest price in the last 12 months. The stock has
been trading at a range between $18.0 and $29.93.
AVOL is in the Diversified Commercial Services industry, part of the
Technology sector. It first went public in 2014.
Looking at its valuation, the stock is now trading at 21.83 times earnings.