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

Sprint Corporation (symbol: S) was one of the biggest winners of the
trading day today (2016-01-26), gaining 18.65%. The number of shares that
changed hands was 62,522,266, or about 3.2 times the average daily volume
in the stock.
The closing price was $2.99, amounting to a market cap of $11,870,000,000,
about -45.14% off the highest price in the last 12 months. The stock has
been trading at a range between $2.18 and $5.45.
S is in the Telecommunications Equipment industry, part of the Public
Utilities sector. It first went public in 2013.