$DWRE is one of biggest losers #stocks today. read more:

DEMANDWARE, INC. Common Stock (symbol: DWRE) was one of the worst losers of
the trading day today (2015-11-03), losing -17.93%. The number of shares
that changed hands was 4,191,955, or about 9 times the average daily volume
in the stock.
The closing price was $46.06, amounting to a market cap of $1,730,000,000,
about -39.31% off the highest price in the last 12 months. The stock has
been trading at a range between $44.66 and $75.9.
DWRE is in the EDP Services industry, part of the Technology sector. It
first went public in 2012.