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

Abengoa Yield plc (symbol: ABY) was one of the biggest winners of the
trading day today (2015-09-23), gaining 5.82%. The number of shares that
changed hands was 2,699,459, or about 2.4 times the average daily volume in
the stock.
The closing price was $18.56, amounting to a market cap of $1,860,000,000,
about -52.29% off the highest price in the last 12 months. The stock has
been trading at a range between $17.05 and $38.9.
ABY is in the Electric Utilities: Central industry, part of the Public
Utilities sector. It first went public in 2014.
Looking at its valuation, the stock is now trading at 63.34 times earnings.