Best biotech trades on ASH meeting: Kensho By: CNBC.com News December 08, 2014 at 12:31 PM EST Three small-cap drug firms are consistently the best biotech performers following the start of the American Society of Hematology's annual meeting. Read More >> Related Stocks: Astrazeneca Plc ADR Dynavax Technologies Exelixis Inc JPMorgan Chase & Co Momenta Pharma