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

Encana Corporation (symbol: ECA) was one of the biggest winners of the
trading day today (2016-02-03), gaining 13.82%. The number of shares that
changed hands was 25,411,900, or about 1.7 times the average daily volume
in the stock.
The closing price was $4.53, amounting to a market cap of $3,830,000,000,
about -69.25% 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.