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

Encana Corporation (symbol: ECA) was one of the worst losers of the trading
day today (2016-02-19), losing -11.08%. The number of shares that changed
hands was 27,942,508, or about 2 times the average daily volume in the
stock.
The closing price was $3.13, amounting to a market cap of $2,650,000,000,
about -78.75% off the highest price in the last 12 months. The stock has
been trading at a range between $3.0 and $14.73.
ECA is in the Oil & Gas Production industry, part of the Energy sector.