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

Relypsa, Inc. (symbol: RLYP) was one of the biggest winners of the trading
day today (2016-04-07), gaining 67.61%. The number of shares that changed
hands was 21,312,652, or about 9.8 times the average daily volume in the
stock.
The closing price was $24.32, amounting to a market cap of $1,050,000,000,
about -35.92% off the highest price in the last 12 months. The stock has
been trading at a range between $10.26 and $37.95.
RLYP is in the Major Pharmaceuticals industry, part of the Health Care
sector. It first went public in 2013.