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

Noble Corporation Ordinary Shar (symbol: NE) was one of the worst losers of
the trading day today (2017-01-16), losing -3.96%. The number of shares
that changed hands was 6,610,273, or about 1 times the average daily volume
in the stock.
The closing price was $7.28, amounting to a market cap of $1,770,000,000,
about -47.63% off the highest price in the last 12 months. The stock has
been trading at a range between $4.45 and $13.9.
NE is in the Oil & Gas Production industry, part of the Energy sector.
Looking at its valuation, the stock is now trading at 8.44 times earnings.