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

Achillion Pharmaceuticals, Inc. (symbol: ACHN) was one of the biggest
winners of the trading day today (2016-07-07), gaining 8.69%. The number of
shares that changed hands was 1,956,037, or about 1.4 times the average
daily volume in the stock.
The closing price was $8.88, amounting to a market cap of $1,210,000,000,
about -18.9% off the highest price in the last 12 months. The stock has
been trading at a range between $5.57 and $10.95.
ACHN is in the Major Pharmaceuticals industry, part of the Health Care
sector. It first went public in 2006.