Exelixis Data Release Upcoming; Options Activity Spiking By: Benzinga via Benzinga February 05, 2015 at 15:37 PM EST Interest in Exelixis, Inc. (NASDAQ: EXEL) is increasing again as the company approaches another data release. Option Activity ... Read More >> Related Stocks: Exelixis Inc Roche Holding AG Basel American Depositary Shares