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

Atlantica Yield plc (symbol: ABY) was one of the worst losers of the
trading day today (2016-08-29), losing -3.76%. The number of shares that
changed hands was 268,532, or about 1 times the average daily volume in the
stock.
The closing price was $18.41, amounting to a market cap of $1,840,000,000,
about -21.31% off the highest price in the last 12 months. The stock has
been trading at a range between $13.11 and $23.4.
ABY is in the Electric Utilities: Central industry, part of the Public
Utilities sector. It first went public in 2014.