$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 (2015-10-23), gaining 17.35%. The number of shares that changed
hands was 7,127,354, or about 6.9 times the average daily volume in the
stock.
The closing price was $13.8, amounting to a market cap of $573,890,000,
about -67.35% off the highest price in the last 12 months. The stock has
been trading at a range between $10.26 and $42.26.
RLYP is in the Major Pharmaceuticals industry, part of the Health Care
sector. It first went public in 2013.