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

Pacific Drilling S.A. Common Sh (symbol: PACD) was one of the worst losers
of the trading day today (2016-05-26), losing -10.11%. The number of shares
that changed hands was 136,635, or about 1 times the average daily volume
in the stock.
The closing price was $4.09, amounting to a market cap of $863,840,000,
about -89.67% off the highest price in the last 12 months. The stock has
been trading at a range between $3.0 and $39.6.
PACD is in the Oil & Gas Production industry, part of the Energy sector. It
first went public in 2011.
Looking at its valuation, the stock is now trading at 11.99 times earnings.