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

CONSOL Energy Inc. Common Stock (symbol: CNX) was one of the worst losers
of the trading day today (2015-11-27), losing -6.5%. The number of shares
that changed hands was 4,770,030, or about 1 times the average daily volume
in the stock.
The closing price was $7.48, amounting to a market cap of $1,710,000,000,
about -80.93% off the highest price in the last 12 months. The stock has
been trading at a range between $6.38 and $39.22.
CNX is in the Coal Mining industry, part of the Energy sector. It first
went public in 1999.