Chardan's Amusa Is Downgrading Amicus Therapeutics: Here's Why By: Benzinga via Benzinga September 16, 2015 at 11:40 AM EDT Amicus Therapeutics, Inc. (NASDAQ: FOLD) shares have jumped 109 percent year-to-date, and are trading close to the higher end of ... Read More >> Related Stocks: Amicus Therapeutics Sanofi-Aventis S.A. ADR Shire Plc Ads