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

Illumina, Inc. (symbol: ILMN) was one of the worst losers of the trading
day today (2015-10-01), losing -10.58%. The number of shares that changed
hands was 4,702,150, or about 3 times the average daily volume in the stock.
The closing price was $157.21, amounting to a market cap of
$22,750,000,000, about -35.14% off the highest price in the last 12 months.
The stock has been trading at a range between $145.12 and $242.37.
ILMN is in the Biotechnology: Laboratory Analytical Instruments industry,
part of the Capital Goods sector. It first went public in 2000.
Looking at its valuation, the stock is now trading at 47.99 times earnings.