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

null (symbol: GLPG) was one of the worst losers of the trading day today
(2015-09-29), losing -16.2%. The number of shares that changed hands was
463,861, or about 8 times the average daily volume in the stock.
The closing price was $39.01, amounting to a market cap of $1,520,000,000,
about -40.62% off the highest price in the last 12 months. The stock has
been trading at a range between $38.35 and $65.7.
GLPG is in the Major Pharmaceuticals industry, part of the Health Care
sector. It first went public in 2015.