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

Quidel Corporation (symbol: QDEL) was one of the biggest winners of the
trading day today (2016-06-13), gaining 7.16%. The number of shares that
changed hands was 224,269, or about 1.7 times the average daily volume in
the stock.
The closing price was $18.1, amounting to a market cap of $585,210,000,
about -26.39% off the highest price in the last 12 months. The stock has
been trading at a range between $13.21 and $24.59.
QDEL is in the Biotechnology: In Vitro & In Vivo Diagnostic Substances
industry, part of the Health Care sector.