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

Chesapeake Energy Corporation (symbol: CHK) was one of the biggest winners
of the trading day today (2016-09-08), gaining 13.66%. The number of shares
that changed hands was 112,790,465, or about 2.8 times the average daily
volume in the stock.
The closing price was $7.74, amounting to a market cap of $5,930,000,000,
about -18.95% off the highest price in the last 12 months. The stock has
been trading at a range between $1.5 and $9.55.
CHK is in the Oil & Gas Production industry, part of the Energy sector.