$OPK is one of biggest winner #stocks today. read more:

Opko Health Inc (symbol: OPK) was one of the biggest winners of the trading
day today (2016-06-21), gaining 5.55%. The number of shares that changed
hands was 11,360,108, or about 3.0 times the average daily volume in the
stock.
The closing price was $9.7, amounting to a market cap of $5,310,000,000,
about -44.6% off the highest price in the last 12 months. The stock has
been trading at a range between $7.12 and $17.51.
OPK is in the Major Pharmaceuticals industry, part of the Health Care
sector.
Looking at its valuation, the stock is now trading at 66.44 times earnings.