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

AmerisourceBergen Corporation C (symbol: ABC) was one of the worst losers
of the trading day today (2016-10-28), losing -13.03%. The number of shares
that changed hands was 9,766,190, or about 5 times the average daily volume
in the stock.
The closing price was $69.14, amounting to a market cap of $14,850,000,000,
about -34.66% off the highest price in the last 12 months. The stock has
been trading at a range between $68.38 and $105.81.
ABC is in the Other Pharmaceuticals industry, part of the Health Care
sector.
Looking at its valuation, the stock is now trading at 9.33 times earnings.