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

Ritchie Bros. Auctioneers Incor (symbol: RBA) was one of the worst losers
of the trading day today (2016-08-09), losing -10.65%. The number of shares
that changed hands was 2,740,923, or about 6 times the average daily volume
in the stock.
The closing price was $29.35, amounting to a market cap of $3,110,000,000,
about -16.71% off the highest price in the last 12 months. The stock has
been trading at a range between $21.03 and $35.24.
RBA is in the Business Services industry, part of the Miscellaneous sector.
Looking at its valuation, the stock is now trading at 22.22 times earnings.