$WTW is one of biggest winner #stocks today. read more:

Weight Watchers International Inc (symbol: WTW) was one of the biggest
winners of the trading day today (2015-12-30), gaining 19.0%. The number of
shares that changed hands was 19,281,820, or about 3.6 times the average
daily volume in the stock.
The closing price was $23.05, amounting to a market cap of $1,470,000,000,
about -17.83% off the highest price in the last 12 months. The stock has
been trading at a range between $3.67 and $28.05.
WTW is in the Other Consumer Services industry, part of the Consumer
Services sector. It first went public in 2001.
Looking at its valuation, the stock is now trading at 27.05 times earnings.