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

Xencor, Inc. (symbol: XNCR) was one of the worst losers of the trading day
today (2015-12-03), losing -10.97%. The number of shares that changed hands
was 381,442, or about 1 times the average daily volume in the stock.
The closing price was $14.61, amounting to a market cap of $591,370,000,
about -41.14% off the highest price in the last 12 months. The stock has
been trading at a range between $10.27 and $24.82.
XNCR is in the Major Pharmaceuticals industry, part of the Health Care
sector. It first went public in 2013.