Big pharma talk cancer research at Chicago gathering By: CNBC.com News June 01, 2014 at 22:09 PM EDT Thousands of oncologists, investors, researchers and analysts descended on Chicago for the annual ASCO, the year's biggest cancer research meeting. Read More >> Related Stocks: AbbVie Astrazeneca Plc ADR Bristol-Myers Squibb Clovis Oncology Inc Foundation Medicine Gilead Sciences Gsk Plc ADR Incyte Corp JPMorgan Chase & Co Merck & Co Nomura Holdings Inc ADR Novartis Ag ADR