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

Qunar Cayman Islands Limited (symbol: QUNR) was one of the worst losers of
the trading day today (2015-11-02), losing -9.87%. The number of shares
that changed hands was 6,290,818, or about 3 times the average daily volume
in the stock.
The closing price was $43.75, amounting to a market cap of $5,730,000,000,
about -19.33% off the highest price in the last 12 months. The stock has
been trading at a range between $23.56 and $54.23.
QUNR is in the Business Services industry, part of the Miscellaneous
sector. It first went public in 2013.