Keryx Moves Forward With Study By: MarketMinute.com Stock News August 03, 2009 at 16:46 PM EDT Shares of Keryx Biopharmaceuticals Inc. (Nasdaq: KERX) leaped 46 cents to close at $1.61 after the FDA allowed the company to move forward with late-stage study of its cancer drug candidate. Related Stocks: Keryx Biopharm Inc