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

Community Health Systems, Inc. (symbol: CYH) was one of the worst losers of
the trading day today (2016-09-19), losing -9.76%. The number of shares
that changed hands was 17,082,309, or about 4 times the average daily
volume in the stock.
The closing price was $11.09, amounting to a market cap of $1,230,000,000,
about -74.11% off the highest price in the last 12 months. The stock has
been trading at a range between $9.66 and $42.84.
CYH is in the Hospital/Nursing Management industry, part of the Health Care
sector. It first went public in 2000.