Benzinga's Top Downgrades By: Benzinga via Benzinga January 22, 2015 at 09:05 AM EST Analysts at Wells Fargo downgraded Dunkin Brands Group, Inc. (NASDAQ: DNKN) from Outperform to Market Perform. Dunkin Brands Group's ... Read More >> Related Stocks: Dunkin' Brands Group Pentair plc SanDisk Corp VeriSign