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

Eclipse Resources Corporation C (symbol: ECR) was one of the worst losers
of the trading day today (2016-07-11), losing -4.98%. The number of shares
that changed hands was 4,492,411, or about 3 times the average daily volume
in the stock.
The closing price was $2.48, amounting to a market cap of $552,870,000,
about -53.64% off the highest price in the last 12 months. The stock has
been trading at a range between $0.65 and $5.35.
ECR is in the Oil & Gas Production industry, part of the Energy sector. It
first went public in 2014.