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

Fitbit, Inc. (symbol: FIT) was one of the biggest winners of the trading
day today (2016-03-31), gaining 13.06%. The number of shares that changed
hands was 21,203,068, or about 2.3 times the average daily volume in the
stock.
The closing price was $15.15, amounting to a market cap of $3,190,000,000,
about -70.81% off the highest price in the last 12 months. The stock has
been trading at a range between $11.91 and $51.9.
FIT is in the Computer Manufacturing industry, part of the Technology
sector. It first went public in 2015.
Looking at its valuation, the stock is now trading at 20.25 times earnings.