$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 (2016-05-31), losing -7.01%. The number of shares
that changed hands was 1,542,238, or about 4 times the average daily volume
in the stock.
The closing price was $32.48, amounting to a market cap of $4,700,000,000,
about -41.93% off the highest price in the last 12 months. The stock has
been trading at a range between $26.52 and $55.93.
QUNR is in the Business Services industry, part of the Miscellaneous
sector. It first went public in 2013.