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

Pacific Biosciences of California, Inc. (symbol: PACB) was one of the
biggest winners of the trading day today (2015-10-07), gaining 22.45%. The
number of shares that changed hands was 11,099,146, or about 9.1 times the
average daily volume in the stock.
The closing price was $7.8, amounting to a market cap of $584,750,000,
about -11.16% off the highest price in the last 12 months. The stock has
been trading at a range between $3.58 and $8.78.
PACB is in the Biotechnology: Laboratory Analytical Instruments industry,
part of the Capital Goods sector. It first went public in 2010.