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

Barracuda Networks, Inc. (symbol: CUDA) was one of the biggest winners of
the trading day today (2016-04-27), gaining 16.91%. The number of shares
that changed hands was 3,537,452, or about 8.5 times the average daily
volume in the stock.
The closing price was $18.18, amounting to a market cap of $965,390,000,
about -58.65% off the highest price in the last 12 months. The stock has
been trading at a range between $9.44 and $43.97.
CUDA is in the Computer peripheral equipment industry, part of the
Technology sector. It first went public in 2013.