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

The Spectranetics Corporation (symbol: SPNC) was one of the biggest winners
of the trading day today (2015-10-23), gaining 15.47%. The number of shares
that changed hands was 3,979,399, or about 4.1 times the average daily
volume in the stock.
The closing price was $12.69, amounting to a market cap of $538,400,000,
about -65.74% off the highest price in the last 12 months. The stock has
been trading at a range between $10.65 and $37.04.
SPNC is in the Biotechnology: Electromedical & Electrotherapeutic Apparatus
industry, part of the Health Care sector. It first went public in 1992.