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

Pinnacle Entertainment, Inc. (symbol: PNK) was one of the worst losers of
the trading day today (2016-04-29), losing -71.59%. The number of shares
that changed hands was 1,457,689, or about 1 times the average daily volume
in the stock.
The closing price was $11.04, amounting to a market cap of $676,870,000,
about -73.5% off the highest price in the last 12 months. The stock has
been trading at a range between $10.55 and $41.66.
PNK is in the Hotels/Resorts industry, part of the Consumer Services sector.
Looking at its valuation, the stock is now trading at 14.39 times earnings.