$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 (2016-06-28), gaining 11.84%. The number of shares
that changed hands was 16,592,861, or about 1.0 times the average daily
volume in the stock.
The closing price was $13.89, amounting to a market cap of $5,340,000,000,
about -39.29% off the highest price in the last 12 months. The stock has
been trading at a range between $5.0 and $22.88.
SWN is in the Oil & Gas Production industry, part of the Energy sector.