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

Neogen Corporation (symbol: NEOG) was one of the biggest winners of the
trading day today (2015-07-21), gaining 20.58%. The number of shares that
changed hands was 836,244, or about 5.7 times the average daily volume in
the stock.
The closing price was $58.41, amounting to a market cap of $2,160,000,000,
about -0.76% off the highest price in the last 12 months. The stock has
been trading at a range between $36.43 and $58.86.
NEOG is in the Biotechnology: In Vitro & In Vivo Diagnostic Substances
industry, part of the Health Care sector. It first went public in 1989.
Looking at its valuation, the stock is now trading at 68.72 times earnings.