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

Southwestern Energy Company (symbol: SWN) was one of the biggest winners of
the trading day today (2016-04-04), gaining 8.96%. The number of shares
that changed hands was 23,400,555, or about 1.1 times the average daily
volume in the stock.
The closing price was $8.51, amounting to a market cap of $3,260,000,000,
about -71.26% off the highest price in the last 12 months. The stock has
been trading at a range between $5.0 and $29.61.
SWN is in the Oil & Gas Production industry, part of the Energy sector.