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

Weatherford International plc ( (symbol: WFT) was one of the worst losers
of the trading day today (2016-05-05), losing -24.2%. The number of shares
that changed hands was 54,362,555, or about 3 times the average daily
volume in the stock.
The closing price was $5.67, amounting to a market cap of $4,420,000,000,
about -61.95% off the highest price in the last 12 months. The stock has
been trading at a range between $4.95 and $14.9.
WFT is in the Metal Fabrications industry, part of the Energy sector.