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

Cempra, Inc. (symbol: CEMP) was one of the worst losers of the trading day
today (2016-10-28), losing -21.08%. The number of shares that changed hands
was 5,963,039, or about 6 times the average daily volume in the stock.
The closing price was $18.5, amounting to a market cap of $961,830,000,
about -45.97% off the highest price in the last 12 months. The stock has
been trading at a range between $14.03 and $34.24.
CEMP is in the Major Pharmaceuticals industry, part of the Health Care
sector. It first went public in 2012.