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

Barnes & Noble, Inc. Common Sto (symbol: BKS) was one of the worst losers
of the trading day today (2017-01-20), losing -6.11%. The number of shares
that changed hands was 1,366,794, or about 2 times the average daily volume
in the stock.
The closing price was $10.75, amounting to a market cap of $780,500,000,
about -21.13% off the highest price in the last 12 months. The stock has
been trading at a range between $7.25 and $13.63.
BKS is in the Other Specialty Stores industry, part of the Consumer
Services sector.
Looking at its valuation, the stock is now trading at 59.72 times earnings.