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

Halozyme Therapeutics, Inc. (symbol: HALO) was one of the biggest winners
of the trading day today (2015-11-18), gaining 11.96%. The number of shares
that changed hands was 1,889,079, or about 1.4 times the average daily
volume in the stock.
The closing price was $17.51, amounting to a market cap of $2,220,000,000,
about -30.65% off the highest price in the last 12 months. The stock has
been trading at a range between $7.51 and $25.25.
HALO is in the Biotechnology: Biological Products (No Diagnostic
Substances) industry, part of the Health Care sector.