Keryx Named PowerRatings Stock By: MarketMinute.com Stock News December 30, 2009 at 16:45 PM EST Keryx Biopharmaceuticals Inc. (Nasdaq: KERX) was named as one of three PowerRatings Stocks by TradingMarkets.com sending the stock price up 32 cents to close at $2.65. Related Stocks: Keryx Biopharm Inc