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

Alliance Data Systems Corporati (symbol: ADS) was one of the worst losers
of the trading day today (2016-01-28), losing -19.37%. The number of shares
that changed hands was 3,379,873, or about 8 times the average daily volume
in the stock.
The closing price was $199.0, amounting to a market cap of $12,170,000,000,
about -36.22% off the highest price in the last 12 months. The stock has
been trading at a range between $197.83 and $312.0.
ADS is in the Business Services industry, part of the Miscellaneous sector.
It first went public in 2001.
Looking at its valuation, the stock is now trading at 26.92 times earnings.