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

null (symbol: WFM) was one of the worst losers of the trading day today
(2015-07-30), losing -11.61%. The number of shares that changed hands was
35,112,712, or about 8 times the average daily volume in the stock.
The closing price was $36.08, amounting to a market cap of $12,930,000,000,
about -1.69% off the highest price in the last 12 months. The stock has
been trading at a range between $35.52 and $36.7.
WFM is in the Food Chains industry, part of the Consumer Services sector.
Looking at its valuation, the stock is now trading at 21.75 times earnings.